Resguardo inicial

linux-7.2.3/arch/arm/mach-pxa/Kconfig

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+# SPDX-License-Identifier: GPL-2.0-only
+menuconfig ARCH_PXA
+	bool "PXA2xx/PXA3xx-based"
+	depends on ARCH_MULTI_V5
+	depends on CPU_LITTLE_ENDIAN
+	select ARM_CPU_SUSPEND if PM
+	select CLKSRC_PXA
+	select CLKSRC_MMIO
+	select TIMER_OF
+	select CPU_XSCALE if !CPU_XSC3
+	select GPIO_PXA
+	select GPIOLIB
+	select GPIOLIB_LEGACY
+	select PLAT_PXA
+	help
+	  Support for Intel/Marvell's PXA2xx/PXA3xx processor line.
+
+if ARCH_PXA
+
+config MACH_PXA25X_DT
+	bool "Support PXA25x platforms from device tree"
+	select PINCTRL
+	select POWER_SUPPLY
+	select PXA25x
+	help
+	  Include support for Marvell PXA25x based platforms using
+	  the device tree. Needn't select any other machine while
+	  MACH_PXA25x_DT is enabled.
+
+config MACH_PXA27X_DT
+	bool "Support PXA27x platforms from device tree"
+	select PINCTRL
+	select POWER_SUPPLY
+	select PXA27x
+	help
+	  Include support for Marvell PXA27x based platforms using
+	  the device tree. Needn't select any other machine while
+	  MACH_PXA27X_DT is enabled.
+
+config MACH_PXA3XX_DT
+	bool "Support PXA3xx platforms from device tree"
+	select CPU_PXA300
+	select CPU_PXA310
+	select CPU_PXA320
+	select PINCTRL
+	select POWER_SUPPLY
+	select PXA3xx
+	help
+	  Include support for Marvell PXA3xx based platforms using
+	  the device tree. Needn't select any other machine while
+	  MACH_PXA3XX_DT is enabled.
+
+if ATAGS
+
+comment "Legacy board files"
+
+config ARCH_GUMSTIX
+	bool "Gumstix XScale 255 boards"
+	select PXA25x
+	help
+	  Say Y here if you intend to run this kernel on
+	  Basix, Connex, ws-200ax, ws-400ax systems
+
+choice
+	prompt "Gumstix Carrier/Expansion Board"
+	depends on ARCH_GUMSTIX
+
+config GUMSTIX_AM200EPD
+	bool "Enable AM200EPD board support"
+
+config GUMSTIX_AM300EPD
+	bool "Enable AM300EPD board support"
+
+endchoice
+
+config PXA_SHARPSL
+	bool "SHARP Zaurus SL-5600, SL-C7xx and SL-Cxx00 Models"
+	select SHARP_PARAM
+	select SHARP_SCOOP
+	help
+	  Say Y here if you intend to run this kernel on a
+	  Sharp Zaurus SL-5600 (Poodle), SL-C700 (Corgi),
+	  SL-C750 (Shepherd), SL-C760 (Husky), SL-C1000 (Akita),
+	  SL-C3000 (Spitz), SL-C3100 (Borzoi) or SL-C6000x (Tosa)
+	  handheld computer.
+
+config PXA_SHARPSL_DETECT_MACH_ID
+	bool "Detect machine ID at run-time in the decompressor"
+	depends on PXA_SHARPSL
+	help
+	  Say Y here if you want the zImage decompressor to detect
+	  the Zaurus machine ID at run-time. For latest kexec-based
+	  boot loader, this is not necessary.
+
+config MACH_AKITA
+	bool "Enable Sharp SL-1000 (Akita) Support"
+	depends on PXA_SHARPSL
+	select I2C
+	select I2C_PXA
+	select MACH_SPITZ
+	select PXA27x
+	select PXA_SHARP_Cxx00
+
+config MACH_SPITZ
+	bool "Enable Sharp Zaurus SL-3000 (Spitz) Support"
+	depends on PXA_SHARPSL
+	select PXA27x
+	select PXA_SHARP_Cxx00
+
+config MACH_BORZOI
+	bool "Enable Sharp Zaurus SL-3100 (Borzoi) Support"
+	depends on PXA_SHARPSL
+	select PXA27x
+	select PXA_SHARP_Cxx00
+
+endif # ATAGS
+
+config PXA25x
+	bool
+	select CPU_XSCALE
+	help
+	  Select code specific to PXA21x/25x/26x variants
+
+config PXA27x
+	bool
+	select CPU_XSCALE
+	help
+	  Select code specific to PXA27x variants
+
+config PXA3xx
+	bool
+	select CPU_XSC3
+	help
+	  Select code specific to PXA3xx variants
+
+config CPU_PXA300
+	bool
+	select PXA3xx
+	help
+	  PXA300 (codename Monahans-L)
+
+config CPU_PXA310
+	bool
+	select CPU_PXA300
+	help
+	  PXA310 (codename Monahans-LV)
+
+config CPU_PXA320
+	bool
+	select PXA3xx
+	help
+	  PXA320 (codename Monahans-P)
+
+config PXA_SHARP_Cxx00
+	bool
+	select SHARPSL_PM
+	help
+	  Enable common support for Sharp Cxx00 models
+
+config SHARPSL_PM
+	bool
+	select APM_EMULATION
+	select SHARPSL_PM_MAX1111
+
+config SHARPSL_PM_MAX1111
+	bool
+	select HWMON
+	select SENSORS_MAX1111
+	select SPI
+	select SPI_MASTER
+
+endif

linux-7.2.3/arch/arm/mach-pxa/Makefile

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+# SPDX-License-Identifier: GPL-2.0
+#
+# Makefile for the linux kernel.
+#
+
+# Common support (must be linked before board specific support)
+obj-y				+= devices.o generic.o irq.o reset.o
+obj-$(CONFIG_PM)		+= pm.o sleep.o standby.o
+
+# Generic drivers that other drivers may depend upon
+
+# SoC-specific code
+obj-$(CONFIG_PXA25x)		+= mfp-pxa2xx.o pxa2xx.o pxa25x.o
+obj-$(CONFIG_PXA27x)		+= mfp-pxa2xx.o pxa2xx.o pxa27x.o
+obj-$(CONFIG_PXA3xx)		+= mfp-pxa3xx.o pxa3xx.o smemc.o
+obj-$(CONFIG_CPU_PXA300)	+= pxa300.o
+obj-$(CONFIG_CPU_PXA320)	+= pxa320.o
+
+# NOTE: keep the order of boards in accordance to their order in Kconfig
+
+# Device Tree support
+obj-$(CONFIG_MACH_PXA25X_DT)	+= pxa-dt.o
+obj-$(CONFIG_MACH_PXA27X_DT)	+= pxa-dt.o
+obj-$(CONFIG_MACH_PXA3XX_DT)	+= pxa-dt.o
+
+# 3rd Party Dev Platforms
+obj-$(CONFIG_ARCH_GUMSTIX)	+= gumstix.o
+obj-$(CONFIG_GUMSTIX_AM200EPD)	+= am200epd.o
+obj-$(CONFIG_GUMSTIX_AM300EPD)	+= am300epd.o
+
+# End-user Products
+obj-$(CONFIG_PXA_SHARP_Cxx00)	+= spitz.o sharpsl_pm.o spitz_pm.o

linux-7.2.3/arch/arm/mach-pxa/addr-map.h

@@ -0,0 +1,61 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_MACH_ADDR_MAP_H
+#define __ASM_MACH_ADDR_MAP_H
+
+/*
+ * Chip Selects
+ */
+#define PXA_CS0_PHYS		0x00000000
+#define PXA_CS1_PHYS		0x04000000
+#define PXA_CS2_PHYS		0x08000000
+#define PXA_CS3_PHYS		0x0C000000
+#define PXA_CS4_PHYS		0x10000000
+#define PXA_CS5_PHYS		0x14000000
+
+#define PXA300_CS0_PHYS		0x00000000	/* PXA300/PXA310 _only_ */
+#define PXA300_CS1_PHYS		0x30000000	/* PXA300/PXA310 _only_ */
+#define PXA3xx_CS2_PHYS		0x10000000
+#define PXA3xx_CS3_PHYS		0x14000000
+
+/*
+ * Peripheral Bus
+ */
+#define PERIPH_PHYS		0x40000000
+#define PERIPH_VIRT		IOMEM(0xf2000000)
+#define PERIPH_SIZE		0x02000000
+
+/*
+ * Static Memory Controller (w/ SDRAM controls on PXA25x/PXA27x)
+ */
+#define PXA2XX_SMEMC_PHYS	0x48000000
+#define PXA3XX_SMEMC_PHYS	0x4a000000
+#define SMEMC_VIRT		IOMEM(0xf6000000)
+#define SMEMC_SIZE		0x00100000
+
+/*
+ * Dynamic Memory Controller (only on PXA3xx)
+ */
+#define DMEMC_PHYS		0x48100000
+#define DMEMC_VIRT		IOMEM(0xf6100000)
+#define DMEMC_SIZE		0x00100000
+
+/*
+ * Reserved space for low level debug virtual addresses within
+ * 0xf6200000..0xf6201000
+ */
+
+/*
+ * DFI Bus for NAND, PXA3xx only
+ */
+#define NAND_PHYS		0x43100000
+#define NAND_VIRT		IOMEM(0xf6300000)
+#define NAND_SIZE		0x00100000
+
+/*
+ * Internal Memory Controller (PXA27x and later)
+ */
+#define IMEMC_PHYS		0x58000000
+#define IMEMC_VIRT		IOMEM(0xfe000000)
+#define IMEMC_SIZE		0x00100000
+
+#endif /* __ASM_MACH_ADDR_MAP_H */

linux-7.2.3/arch/arm/mach-pxa/am200epd.c

@@ -0,0 +1,395 @@
+/*
+ * am200epd.c -- Platform device for AM200 EPD kit
+ *
+ * Copyright (C) 2008, Jaya Kumar
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive for
+ * more details.
+ *
+ * Layout is based on skeletonfb.c by James Simmons and Geert Uytterhoeven.
+ *
+ * This work was made possible by help and equipment support from E-Ink
+ * Corporation. http://support.eink.com/community
+ *
+ * This driver is written to be used with the Metronome display controller.
+ * on the AM200 EPD prototype kit/development kit with an E-Ink 800x600
+ * Vizplex EPD on a Gumstix board using the Lyre interface board.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/string.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/fb.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/irq.h>
+#include <linux/gpio.h>
+
+#include "pxa25x.h"
+#include "gumstix.h"
+#include <linux/platform_data/video-pxafb.h>
+
+#include "generic.h"
+
+#include <video/metronomefb.h>
+
+static unsigned int panel_type = 6;
+static struct platform_device *am200_device;
+static struct metronome_board am200_board;
+
+static struct pxafb_mode_info am200_fb_mode_9inch7 = {
+	.pixclock	= 40000,
+	.xres		= 1200,
+	.yres		= 842,
+	.bpp		= 16,
+	.hsync_len	= 2,
+	.left_margin	= 2,
+	.right_margin	= 2,
+	.vsync_len	= 1,
+	.upper_margin	= 2,
+	.lower_margin	= 25,
+	.sync		= FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
+};
+
+static struct pxafb_mode_info am200_fb_mode_8inch = {
+	.pixclock	= 40000,
+	.xres		= 1088,
+	.yres		= 791,
+	.bpp		= 16,
+	.hsync_len	= 28,
+	.left_margin	= 8,
+	.right_margin	= 30,
+	.vsync_len	= 8,
+	.upper_margin	= 10,
+	.lower_margin	= 8,
+	.sync		= FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
+};
+
+static struct pxafb_mode_info am200_fb_mode_6inch = {
+	.pixclock	= 40189,
+	.xres		= 832,
+	.yres		= 622,
+	.bpp		= 16,
+	.hsync_len	= 28,
+	.left_margin	= 34,
+	.right_margin	= 34,
+	.vsync_len	= 25,
+	.upper_margin	= 0,
+	.lower_margin	= 2,
+	.sync		= FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
+};
+
+static struct pxafb_mach_info am200_fb_info = {
+	.modes		= &am200_fb_mode_6inch,
+	.num_modes	= 1,
+	.lcd_conn	= LCD_TYPE_COLOR_TFT | LCD_PCLK_EDGE_FALL |
+			  LCD_AC_BIAS_FREQ(24),
+};
+
+/* register offsets for gpio control */
+#define LED_GPIO_PIN 51
+#define STDBY_GPIO_PIN 48
+#define RST_GPIO_PIN 49
+#define RDY_GPIO_PIN 32
+#define ERR_GPIO_PIN 17
+#define PCBPWR_GPIO_PIN 16
+static int gpios[] = { LED_GPIO_PIN , STDBY_GPIO_PIN , RST_GPIO_PIN,
+			RDY_GPIO_PIN, ERR_GPIO_PIN, PCBPWR_GPIO_PIN };
+static char *gpio_names[] = { "LED" , "STDBY" , "RST", "RDY", "ERR", "PCBPWR" };
+
+static int am200_init_gpio_regs(struct metronomefb_par *par)
+{
+	int i;
+	int err;
+
+	for (i = 0; i < ARRAY_SIZE(gpios); i++) {
+		err = gpio_request(gpios[i], gpio_names[i]);
+		if (err) {
+			dev_err(&am200_device->dev, "failed requesting "
+				"gpio %s, err=%d\n", gpio_names[i], err);
+			goto err_req_gpio;
+		}
+	}
+
+	gpio_direction_output(LED_GPIO_PIN, 0);
+	gpio_direction_output(STDBY_GPIO_PIN, 0);
+	gpio_direction_output(RST_GPIO_PIN, 0);
+
+	gpio_direction_input(RDY_GPIO_PIN);
+	gpio_direction_input(ERR_GPIO_PIN);
+
+	gpio_direction_output(PCBPWR_GPIO_PIN, 0);
+
+	return 0;
+
+err_req_gpio:
+	while (--i >= 0)
+		gpio_free(gpios[i]);
+
+	return err;
+}
+
+static void am200_cleanup(struct metronomefb_par *par)
+{
+	int i;
+
+	free_irq(PXA_GPIO_TO_IRQ(RDY_GPIO_PIN), par);
+
+	for (i = 0; i < ARRAY_SIZE(gpios); i++)
+		gpio_free(gpios[i]);
+}
+
+static int am200_share_video_mem(struct fb_info *info)
+{
+	/* rough check if this is our desired fb and not something else */
+	if ((info->var.xres != am200_fb_info.modes->xres)
+		|| (info->var.yres != am200_fb_info.modes->yres))
+		return 0;
+
+	/* we've now been notified that we have our new fb */
+	am200_board.metromem = info->screen_base;
+	am200_board.host_fbinfo = info;
+
+	/* try to refcount host drv since we are the consumer after this */
+	if (!try_module_get(info->fbops->owner))
+		return -ENODEV;
+
+	return 0;
+}
+
+static int am200_unshare_video_mem(struct fb_info *info)
+{
+	dev_dbg(&am200_device->dev, "ENTER %s\n", __func__);
+
+	if (info != am200_board.host_fbinfo)
+		return 0;
+
+	module_put(am200_board.host_fbinfo->fbops->owner);
+	return 0;
+}
+
+static int am200_fb_notifier_callback(struct notifier_block *self,
+				 unsigned long event, void *data)
+{
+	struct fb_event *evdata = data;
+	struct fb_info *info = evdata->info;
+
+	dev_dbg(&am200_device->dev, "ENTER %s\n", __func__);
+
+	if (event == FB_EVENT_FB_REGISTERED)
+		return am200_share_video_mem(info);
+	else if (event == FB_EVENT_FB_UNREGISTERED)
+		return am200_unshare_video_mem(info);
+
+	return 0;
+}
+
+static struct notifier_block am200_fb_notif = {
+	.notifier_call = am200_fb_notifier_callback,
+};
+
+/* this gets called as part of our init. these steps must be done now so
+ * that we can use pxa_set_fb_info */
+static void __init am200_presetup_fb(void)
+{
+	int fw;
+	int fh;
+	int padding_size;
+	int totalsize;
+
+	switch (panel_type) {
+	case 6:
+		am200_fb_info.modes = &am200_fb_mode_6inch;
+		break;
+	case 8:
+		am200_fb_info.modes = &am200_fb_mode_8inch;
+		break;
+	case 97:
+		am200_fb_info.modes = &am200_fb_mode_9inch7;
+		break;
+	default:
+		dev_err(&am200_device->dev, "invalid panel_type selection,"
+						" setting to 6\n");
+		am200_fb_info.modes = &am200_fb_mode_6inch;
+		break;
+	}
+
+	/* the frame buffer is divided as follows:
+	command | CRC | padding
+	16kb waveform data | CRC | padding
+	image data | CRC
+	*/
+
+	fw = am200_fb_info.modes->xres;
+	fh = am200_fb_info.modes->yres;
+
+	/* waveform must be 16k + 2 for checksum */
+	am200_board.wfm_size = roundup(16*1024 + 2, fw);
+
+	padding_size = PAGE_SIZE + (4 * fw);
+
+	/* total is 1 cmd , 1 wfm, padding and image */
+	totalsize = fw + am200_board.wfm_size + padding_size + (fw*fh);
+
+	/* save this off because we're manipulating fw after this and
+	 * we'll need it when we're ready to setup the framebuffer */
+	am200_board.fw = fw;
+	am200_board.fh = fh;
+
+	/* the reason we do this adjustment is because we want to acquire
+	 * more framebuffer memory without imposing custom awareness on the
+	 * underlying pxafb driver */
+	am200_fb_info.modes->yres = DIV_ROUND_UP(totalsize, fw);
+
+	/* we divide since we told the LCD controller we're 16bpp */
+	am200_fb_info.modes->xres /= 2;
+
+	pxa_set_fb_info(NULL, &am200_fb_info);
+
+}
+
+/* this gets called by metronomefb as part of its init, in our case, we
+ * have already completed initial framebuffer init in presetup_fb so we
+ * can just setup the fb access pointers */
+static int am200_setup_fb(struct metronomefb_par *par)
+{
+	int fw;
+	int fh;
+
+	fw = am200_board.fw;
+	fh = am200_board.fh;
+
+	/* metromem was set up by the notifier in share_video_mem so now
+	 * we can use its value to calculate the other entries */
+	par->metromem_cmd = (struct metromem_cmd *) am200_board.metromem;
+	par->metromem_wfm = am200_board.metromem + fw;
+	par->metromem_img = par->metromem_wfm + am200_board.wfm_size;
+	par->metromem_img_csum = (u16 *) (par->metromem_img + (fw * fh));
+	par->metromem_dma = am200_board.host_fbinfo->fix.smem_start;
+
+	return 0;
+}
+
+static int am200_get_panel_type(void)
+{
+	return panel_type;
+}
+
+static irqreturn_t am200_handle_irq(int irq, void *dev_id)
+{
+	struct metronomefb_par *par = dev_id;
+
+	wake_up_interruptible(&par->waitq);
+	return IRQ_HANDLED;
+}
+
+static int am200_setup_irq(struct fb_info *info)
+{
+	int ret;
+
+	ret = request_irq(PXA_GPIO_TO_IRQ(RDY_GPIO_PIN), am200_handle_irq,
+				IRQF_TRIGGER_FALLING, "AM200", info->par);
+	if (ret)
+		dev_err(&am200_device->dev, "request_irq failed: %d\n", ret);
+
+	return ret;
+}
+
+static void am200_set_rst(struct metronomefb_par *par, int state)
+{
+	gpio_set_value(RST_GPIO_PIN, state);
+}
+
+static void am200_set_stdby(struct metronomefb_par *par, int state)
+{
+	gpio_set_value(STDBY_GPIO_PIN, state);
+}
+
+static int am200_wait_event(struct metronomefb_par *par)
+{
+	return wait_event_timeout(par->waitq, gpio_get_value(RDY_GPIO_PIN), HZ);
+}
+
+static int am200_wait_event_intr(struct metronomefb_par *par)
+{
+	return wait_event_interruptible_timeout(par->waitq,
+					gpio_get_value(RDY_GPIO_PIN), HZ);
+}
+
+static struct metronome_board am200_board = {
+	.owner			= THIS_MODULE,
+	.setup_irq		= am200_setup_irq,
+	.setup_io		= am200_init_gpio_regs,
+	.setup_fb		= am200_setup_fb,
+	.set_rst		= am200_set_rst,
+	.set_stdby		= am200_set_stdby,
+	.met_wait_event		= am200_wait_event,
+	.met_wait_event_intr	= am200_wait_event_intr,
+	.get_panel_type		= am200_get_panel_type,
+	.cleanup		= am200_cleanup,
+};
+
+static unsigned long am200_pin_config[] __initdata = {
+	GPIO51_GPIO,
+	GPIO49_GPIO,
+	GPIO48_GPIO,
+	GPIO32_GPIO,
+	GPIO17_GPIO,
+	GPIO16_GPIO,
+};
+
+int __init am200_init(void)
+{
+	int ret;
+
+	/*
+	 * Before anything else, we request notification for any fb
+	 * creation events.
+	 *
+	 * FIXME: This is terrible and needs to be nuked. The notifier is used
+	 * to get at the fb base address from the boot splash fb driver, which
+	 * is then passed to metronomefb. Instaed of metronomfb or this board
+	 * support file here figuring this out on their own.
+	 *
+	 * See also the #ifdef in fbmem.c.
+	 */
+	fb_register_client(&am200_fb_notif);
+
+	pxa2xx_mfp_config(ARRAY_AND_SIZE(am200_pin_config));
+
+	/* request our platform independent driver */
+	request_module("metronomefb");
+
+	am200_device = platform_device_alloc("metronomefb", -1);
+	if (!am200_device)
+		return -ENOMEM;
+
+	/* the am200_board that will be seen by metronomefb is a copy */
+	platform_device_add_data(am200_device, &am200_board,
+					sizeof(am200_board));
+
+	/* this _add binds metronomefb to am200. metronomefb refcounts am200 */
+	ret = platform_device_add(am200_device);
+
+	if (ret) {
+		platform_device_put(am200_device);
+		fb_unregister_client(&am200_fb_notif);
+		return ret;
+	}
+
+	am200_presetup_fb();
+
+	return 0;
+}
+
+module_param(panel_type, uint, 0);
+MODULE_PARM_DESC(panel_type, "Select the panel type: 6, 8, 97");
+
+MODULE_DESCRIPTION("board driver for am200 metronome epd kit");
+MODULE_AUTHOR("Jaya Kumar");
+MODULE_LICENSE("GPL");

linux-7.2.3/arch/arm/mach-pxa/am300epd.c

@@ -0,0 +1,296 @@
+/*
+ * am300epd.c -- Platform device for AM300 EPD kit
+ *
+ * Copyright (C) 2008, Jaya Kumar
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive for
+ * more details.
+ *
+ * This work was made possible by help and equipment support from E-Ink
+ * Corporation. http://support.eink.com/community
+ *
+ * This driver is written to be used with the Broadsheet display controller.
+ * on the AM300 EPD prototype kit/development kit with an E-Ink 800x600
+ * Vizplex EPD on a Gumstix board using the Broadsheet interface board.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/string.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/fb.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/irq.h>
+#include <linux/gpio.h>
+
+#include "gumstix.h"
+#include "mfp-pxa25x.h"
+#include "irqs.h"
+#include <linux/platform_data/video-pxafb.h>
+
+#include "generic.h"
+
+#include <video/broadsheetfb.h>
+
+static unsigned int panel_type = 6;
+static struct platform_device *am300_device;
+static struct broadsheet_board am300_board;
+
+static unsigned long am300_pin_config[] __initdata = {
+	GPIO16_GPIO,
+	GPIO17_GPIO,
+	GPIO32_GPIO,
+	GPIO48_GPIO,
+	GPIO49_GPIO,
+	GPIO51_GPIO,
+	GPIO74_GPIO,
+	GPIO75_GPIO,
+	GPIO76_GPIO,
+	GPIO77_GPIO,
+
+	/* this is the 16-bit hdb bus 58-73 */
+	GPIO58_GPIO,
+	GPIO59_GPIO,
+	GPIO60_GPIO,
+	GPIO61_GPIO,
+
+	GPIO62_GPIO,
+	GPIO63_GPIO,
+	GPIO64_GPIO,
+	GPIO65_GPIO,
+
+	GPIO66_GPIO,
+	GPIO67_GPIO,
+	GPIO68_GPIO,
+	GPIO69_GPIO,
+
+	GPIO70_GPIO,
+	GPIO71_GPIO,
+	GPIO72_GPIO,
+	GPIO73_GPIO,
+};
+
+/* register offsets for gpio control */
+#define PWR_GPIO_PIN	16
+#define CFG_GPIO_PIN	17
+#define RDY_GPIO_PIN	32
+#define DC_GPIO_PIN	48
+#define RST_GPIO_PIN	49
+#define LED_GPIO_PIN	51
+#define RD_GPIO_PIN	74
+#define WR_GPIO_PIN	75
+#define CS_GPIO_PIN	76
+#define IRQ_GPIO_PIN	77
+
+/* hdb bus */
+#define DB0_GPIO_PIN	58
+#define DB15_GPIO_PIN	73
+
+static int gpios[] = { PWR_GPIO_PIN, CFG_GPIO_PIN, RDY_GPIO_PIN, DC_GPIO_PIN,
+			RST_GPIO_PIN, RD_GPIO_PIN, WR_GPIO_PIN, CS_GPIO_PIN,
+			IRQ_GPIO_PIN, LED_GPIO_PIN };
+static char *gpio_names[] = { "PWR", "CFG", "RDY", "DC", "RST", "RD", "WR",
+				"CS", "IRQ", "LED" };
+
+static int am300_wait_event(struct broadsheetfb_par *par)
+{
+	/* todo: improve err recovery */
+	wait_event(par->waitq, gpio_get_value(RDY_GPIO_PIN));
+	return 0;
+}
+
+static int am300_init_gpio_regs(struct broadsheetfb_par *par)
+{
+	int i;
+	int err;
+	char dbname[8];
+
+	for (i = 0; i < ARRAY_SIZE(gpios); i++) {
+		err = gpio_request(gpios[i], gpio_names[i]);
+		if (err) {
+			dev_err(&am300_device->dev, "failed requesting "
+				"gpio %s, err=%d\n", gpio_names[i], err);
+			goto err_req_gpio;
+		}
+	}
+
+	/* we also need to take care of the hdb bus */
+	for (i = DB0_GPIO_PIN; i <= DB15_GPIO_PIN; i++) {
+		sprintf(dbname, "DB%d", i);
+		err = gpio_request(i, dbname);
+		if (err) {
+			dev_err(&am300_device->dev, "failed requesting "
+				"gpio %d, err=%d\n", i, err);
+			goto err_req_gpio2;
+		}
+	}
+
+	/* setup the outputs and init values */
+	gpio_direction_output(PWR_GPIO_PIN, 0);
+	gpio_direction_output(CFG_GPIO_PIN, 1);
+	gpio_direction_output(DC_GPIO_PIN, 0);
+	gpio_direction_output(RD_GPIO_PIN, 1);
+	gpio_direction_output(WR_GPIO_PIN, 1);
+	gpio_direction_output(CS_GPIO_PIN, 1);
+	gpio_direction_output(RST_GPIO_PIN, 0);
+
+	/* setup the inputs */
+	gpio_direction_input(RDY_GPIO_PIN);
+	gpio_direction_input(IRQ_GPIO_PIN);
+
+	/* start the hdb bus as an input */
+	for (i = DB0_GPIO_PIN; i <= DB15_GPIO_PIN; i++)
+		gpio_direction_output(i, 0);
+
+	/* go into command mode */
+	gpio_set_value(CFG_GPIO_PIN, 1);
+	gpio_set_value(RST_GPIO_PIN, 0);
+	msleep(10);
+	gpio_set_value(RST_GPIO_PIN, 1);
+	msleep(10);
+	am300_wait_event(par);
+
+	return 0;
+
+err_req_gpio2:
+	while (--i >= DB0_GPIO_PIN)
+		gpio_free(i);
+	i = ARRAY_SIZE(gpios);
+err_req_gpio:
+	while (--i >= 0)
+		gpio_free(gpios[i]);
+
+	return err;
+}
+
+static int am300_init_board(struct broadsheetfb_par *par)
+{
+	return am300_init_gpio_regs(par);
+}
+
+static void am300_cleanup(struct broadsheetfb_par *par)
+{
+	int i;
+
+	free_irq(PXA_GPIO_TO_IRQ(RDY_GPIO_PIN), par);
+
+	for (i = 0; i < ARRAY_SIZE(gpios); i++)
+		gpio_free(gpios[i]);
+
+	for (i = DB0_GPIO_PIN; i <= DB15_GPIO_PIN; i++)
+		gpio_free(i);
+
+}
+
+static u16 am300_get_hdb(struct broadsheetfb_par *par)
+{
+	u16 res = 0;
+	int i;
+
+	for (i = 0; i <= (DB15_GPIO_PIN - DB0_GPIO_PIN) ; i++)
+		res |= (gpio_get_value(DB0_GPIO_PIN + i)) ? (1 << i) : 0;
+
+	return res;
+}
+
+static void am300_set_hdb(struct broadsheetfb_par *par, u16 data)
+{
+	int i;
+
+	for (i = 0; i <= (DB15_GPIO_PIN - DB0_GPIO_PIN) ; i++)
+		gpio_set_value(DB0_GPIO_PIN + i, (data >> i) & 0x01);
+}
+
+
+static void am300_set_ctl(struct broadsheetfb_par *par, unsigned char bit,
+				u8 state)
+{
+	switch (bit) {
+	case BS_CS:
+		gpio_set_value(CS_GPIO_PIN, state);
+		break;
+	case BS_DC:
+		gpio_set_value(DC_GPIO_PIN, state);
+		break;
+	case BS_WR:
+		gpio_set_value(WR_GPIO_PIN, state);
+		break;
+	}
+}
+
+static int am300_get_panel_type(void)
+{
+	return panel_type;
+}
+
+static irqreturn_t am300_handle_irq(int irq, void *dev_id)
+{
+	struct broadsheetfb_par *par = dev_id;
+
+	wake_up(&par->waitq);
+	return IRQ_HANDLED;
+}
+
+static int am300_setup_irq(struct fb_info *info)
+{
+	int ret;
+	struct broadsheetfb_par *par = info->par;
+
+	ret = request_irq(PXA_GPIO_TO_IRQ(RDY_GPIO_PIN), am300_handle_irq,
+				IRQF_TRIGGER_RISING, "AM300", par);
+	if (ret)
+		dev_err(&am300_device->dev, "request_irq failed: %d\n", ret);
+
+	return ret;
+}
+
+static struct broadsheet_board am300_board = {
+	.owner			= THIS_MODULE,
+	.init			= am300_init_board,
+	.cleanup		= am300_cleanup,
+	.set_hdb		= am300_set_hdb,
+	.get_hdb		= am300_get_hdb,
+	.set_ctl		= am300_set_ctl,
+	.wait_for_rdy		= am300_wait_event,
+	.get_panel_type		= am300_get_panel_type,
+	.setup_irq		= am300_setup_irq,
+};
+
+int __init am300_init(void)
+{
+	int ret;
+
+	pxa2xx_mfp_config(ARRAY_AND_SIZE(am300_pin_config));
+
+	/* request our platform independent driver */
+	request_module("broadsheetfb");
+
+	am300_device = platform_device_alloc("broadsheetfb", -1);
+	if (!am300_device)
+		return -ENOMEM;
+
+	/* the am300_board that will be seen by broadsheetfb is a copy */
+	platform_device_add_data(am300_device, &am300_board,
+					sizeof(am300_board));
+
+	ret = platform_device_add(am300_device);
+
+	if (ret) {
+		platform_device_put(am300_device);
+		return ret;
+	}
+
+	return 0;
+}
+
+module_param(panel_type, uint, 0);
+MODULE_PARM_DESC(panel_type, "Select the panel type: 37, 6, 97");
+
+MODULE_DESCRIPTION("board driver for am300 epd kit");
+MODULE_AUTHOR("Jaya Kumar");
+MODULE_LICENSE("GPL");

linux-7.2.3/arch/arm/mach-pxa/devices.c

@@ -0,0 +1,721 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/clkdev.h>
+#include <linux/clk-provider.h>
+#include <linux/dma-mapping.h>
+#include <linux/dmaengine.h>
+#include <linux/gpio-pxa.h>
+#include <linux/platform_data/i2c-pxa.h>
+#include <linux/soc/pxa/cpu.h>
+
+#include <linux/platform_data/video-pxafb.h>
+#include <linux/platform_data/mmc-pxamci.h>
+#include "irqs.h"
+#include <linux/platform_data/usb-ohci-pxa27x.h>
+#include <linux/platform_data/mmp_dma.h>
+
+#include "mfp-pxa2xx.h"
+#include "regs-ost.h"
+#include "reset.h"
+#include "devices.h"
+#include "generic.h"
+
+void __init pxa_register_device(struct platform_device *dev, void *data)
+{
+	int ret;
+
+	dev->dev.platform_data = data;
+
+	ret = platform_device_register(dev);
+	if (ret)
+		dev_err(&dev->dev, "unable to register device: %d\n", ret);
+}
+
+static struct resource pxa_resource_pmu = {
+	.start	= IRQ_PMU,
+	.end	= IRQ_PMU,
+	.flags	= IORESOURCE_IRQ,
+};
+
+struct platform_device pxa_device_pmu = {
+	.name		= "xscale-pmu",
+	.id		= -1,
+	.resource	= &pxa_resource_pmu,
+	.num_resources	= 1,
+};
+
+static const struct resource pxamci_resources[] = {
+	[0] = {
+		.start	= 0x41100000,
+		.end	= 0x41100fff,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_MMC,
+		.end	= IRQ_MMC,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+void __init pxa_set_mci_info(const struct pxamci_platform_data *info,
+			     const struct property_entry *props)
+{
+	const struct platform_device_info mci_info = {
+		.name		= "pxa2xx-mci",
+		.id		= 0,
+		.res		= pxamci_resources,
+		.num_res	= ARRAY_SIZE(pxamci_resources),
+		.data		= info,
+		.size_data	= sizeof(*info),
+		.dma_mask	= 0xffffffffUL,
+		.properties	= props,
+	};
+	struct platform_device *mci_dev;
+	int err;
+
+	mci_dev = platform_device_register_full(&mci_info);
+	err = PTR_ERR_OR_ZERO(mci_dev);
+	if (err)
+		pr_err("Unable to create mci device: %d\n", err);
+}
+
+static struct resource pxa2xx_udc_resources[] = {
+	[0] = {
+		.start	= 0x40600000,
+		.end	= 0x4060ffff,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_USB,
+		.end	= IRQ_USB,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static u64 udc_dma_mask = ~(u32)0;
+
+struct platform_device pxa25x_device_udc = {
+	.name		= "pxa25x-udc",
+	.id		= -1,
+	.resource	= pxa2xx_udc_resources,
+	.num_resources	= ARRAY_SIZE(pxa2xx_udc_resources),
+	.dev		=  {
+		.dma_mask	= &udc_dma_mask,
+	}
+};
+
+struct platform_device pxa27x_device_udc = {
+	.name		= "pxa27x-udc",
+	.id		= -1,
+	.resource	= pxa2xx_udc_resources,
+	.num_resources	= ARRAY_SIZE(pxa2xx_udc_resources),
+	.dev		=  {
+		.dma_mask	= &udc_dma_mask,
+	}
+};
+
+static struct resource pxafb_resources[] = {
+	[0] = {
+		.start	= 0x44000000,
+		.end	= 0x4400ffff,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_LCD,
+		.end	= IRQ_LCD,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static u64 fb_dma_mask = ~(u64)0;
+
+struct platform_device pxa_device_fb = {
+	.name		= "pxa2xx-fb",
+	.id		= -1,
+	.dev		= {
+		.dma_mask	= &fb_dma_mask,
+		.coherent_dma_mask = 0xffffffff,
+	},
+	.num_resources	= ARRAY_SIZE(pxafb_resources),
+	.resource	= pxafb_resources,
+};
+
+void __init pxa_set_fb_info(struct device *parent, struct pxafb_mach_info *info)
+{
+	pxa_device_fb.dev.parent = parent;
+	pxa_register_device(&pxa_device_fb, info);
+}
+
+static struct resource pxa_resource_ffuart[] = {
+	{
+		.start	= 0x40100000,
+		.end	= 0x40100023,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.start	= IRQ_FFUART,
+		.end	= IRQ_FFUART,
+		.flags	= IORESOURCE_IRQ,
+	}
+};
+
+struct platform_device pxa_device_ffuart = {
+	.name		= "pxa2xx-uart",
+	.id		= 0,
+	.resource	= pxa_resource_ffuart,
+	.num_resources	= ARRAY_SIZE(pxa_resource_ffuart),
+};
+
+void __init pxa_set_ffuart_info(void *info)
+{
+	pxa_register_device(&pxa_device_ffuart, info);
+}
+
+static struct resource pxa_resource_btuart[] = {
+	{
+		.start	= 0x40200000,
+		.end	= 0x40200023,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.start	= IRQ_BTUART,
+		.end	= IRQ_BTUART,
+		.flags	= IORESOURCE_IRQ,
+	}
+};
+
+struct platform_device pxa_device_btuart = {
+	.name		= "pxa2xx-uart",
+	.id		= 1,
+	.resource	= pxa_resource_btuart,
+	.num_resources	= ARRAY_SIZE(pxa_resource_btuart),
+};
+
+void __init pxa_set_btuart_info(void *info)
+{
+	pxa_register_device(&pxa_device_btuart, info);
+}
+
+static struct resource pxa_resource_stuart[] = {
+	{
+		.start	= 0x40700000,
+		.end	= 0x40700023,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.start	= IRQ_STUART,
+		.end	= IRQ_STUART,
+		.flags	= IORESOURCE_IRQ,
+	}
+};
+
+struct platform_device pxa_device_stuart = {
+	.name		= "pxa2xx-uart",
+	.id		= 2,
+	.resource	= pxa_resource_stuart,
+	.num_resources	= ARRAY_SIZE(pxa_resource_stuart),
+};
+
+void __init pxa_set_stuart_info(void *info)
+{
+	pxa_register_device(&pxa_device_stuart, info);
+}
+
+static struct resource pxa_resource_hwuart[] = {
+	{
+		.start	= 0x41600000,
+		.end	= 0x4160002F,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.start	= IRQ_HWUART,
+		.end	= IRQ_HWUART,
+		.flags	= IORESOURCE_IRQ,
+	}
+};
+
+struct platform_device pxa_device_hwuart = {
+	.name		= "pxa2xx-uart",
+	.id		= 3,
+	.resource	= pxa_resource_hwuart,
+	.num_resources	= ARRAY_SIZE(pxa_resource_hwuart),
+};
+
+void __init pxa_set_hwuart_info(void *info)
+{
+	if (cpu_is_pxa255())
+		pxa_register_device(&pxa_device_hwuart, info);
+	else
+		pr_info("UART: Ignoring attempt to register HWUART on non-PXA255 hardware");
+}
+
+static struct resource pxai2c_resources[] = {
+	{
+		.start	= 0x40301680,
+		.end	= 0x403016a3,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.start	= IRQ_I2C,
+		.end	= IRQ_I2C,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device pxa_device_i2c = {
+	.name		= "pxa2xx-i2c",
+	.id		= 0,
+	.resource	= pxai2c_resources,
+	.num_resources	= ARRAY_SIZE(pxai2c_resources),
+};
+
+void __init pxa_set_i2c_info(struct i2c_pxa_platform_data *info)
+{
+	pxa_register_device(&pxa_device_i2c, info);
+}
+
+#ifdef CONFIG_PXA27x
+static struct resource pxa27x_resources_i2c_power[] = {
+	{
+		.start	= 0x40f00180,
+		.end	= 0x40f001a3,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.start	= IRQ_PWRI2C,
+		.end	= IRQ_PWRI2C,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device pxa27x_device_i2c_power = {
+	.name		= "pxa2xx-i2c",
+	.id		= 1,
+	.resource	= pxa27x_resources_i2c_power,
+	.num_resources	= ARRAY_SIZE(pxa27x_resources_i2c_power),
+};
+#endif
+
+static struct resource pxai2s_resources[] = {
+	{
+		.start	= 0x40400000,
+		.end	= 0x40400083,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.start	= IRQ_I2S,
+		.end	= IRQ_I2S,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device pxa_device_i2s = {
+	.name		= "pxa2xx-i2s",
+	.id		= -1,
+	.resource	= pxai2s_resources,
+	.num_resources	= ARRAY_SIZE(pxai2s_resources),
+};
+
+struct platform_device pxa_device_asoc_ssp1 = {
+	.name		= "pxa-ssp-dai",
+	.id		= 0,
+};
+
+struct platform_device pxa_device_asoc_ssp2= {
+	.name		= "pxa-ssp-dai",
+	.id		= 1,
+};
+
+struct platform_device pxa_device_asoc_ssp3 = {
+	.name		= "pxa-ssp-dai",
+	.id		= 2,
+};
+
+struct platform_device pxa_device_asoc_ssp4 = {
+	.name		= "pxa-ssp-dai",
+	.id		= 3,
+};
+
+struct platform_device pxa_device_asoc_platform = {
+	.name		= "pxa-pcm-audio",
+	.id		= -1,
+};
+
+static struct resource pxa_rtc_resources[] = {
+	[0] = {
+		.start  = 0x40900000,
+		.end	= 0x40900000 + 0x3b,
+		.flags  = IORESOURCE_MEM,
+	},
+	[1] = {
+		.start  = IRQ_RTC1Hz,
+		.end    = IRQ_RTC1Hz,
+		.name	= "rtc 1Hz",
+		.flags  = IORESOURCE_IRQ,
+	},
+	[2] = {
+		.start  = IRQ_RTCAlrm,
+		.end    = IRQ_RTCAlrm,
+		.name	= "rtc alarm",
+		.flags  = IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device pxa_device_rtc = {
+	.name		= "pxa-rtc",
+	.id		= -1,
+	.num_resources  = ARRAY_SIZE(pxa_rtc_resources),
+	.resource       = pxa_rtc_resources,
+};
+
+struct platform_device sa1100_device_rtc = {
+	.name		= "sa1100-rtc",
+	.id		= -1,
+	.num_resources  = ARRAY_SIZE(pxa_rtc_resources),
+	.resource       = pxa_rtc_resources,
+};
+
+#ifdef CONFIG_PXA25x
+
+static struct resource pxa25x_resource_pwm0[] = {
+	[0] = {
+		.start	= 0x40b00000,
+		.end	= 0x40b0000f,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+struct platform_device pxa25x_device_pwm0 = {
+	.name		= "pxa25x-pwm",
+	.id		= 0,
+	.resource	= pxa25x_resource_pwm0,
+	.num_resources	= ARRAY_SIZE(pxa25x_resource_pwm0),
+};
+
+static struct resource pxa25x_resource_pwm1[] = {
+	[0] = {
+		.start	= 0x40c00000,
+		.end	= 0x40c0000f,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+struct platform_device pxa25x_device_pwm1 = {
+	.name		= "pxa25x-pwm",
+	.id		= 1,
+	.resource	= pxa25x_resource_pwm1,
+	.num_resources	= ARRAY_SIZE(pxa25x_resource_pwm1),
+};
+
+static u64 pxa25x_ssp_dma_mask = DMA_BIT_MASK(32);
+
+static struct resource pxa25x_resource_ssp[] = {
+	[0] = {
+		.start	= 0x41000000,
+		.end	= 0x4100001f,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_SSP,
+		.end	= IRQ_SSP,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device pxa25x_device_ssp = {
+	.name		= "pxa25x-ssp",
+	.id		= 0,
+	.dev		= {
+		.dma_mask = &pxa25x_ssp_dma_mask,
+		.coherent_dma_mask = DMA_BIT_MASK(32),
+	},
+	.resource	= pxa25x_resource_ssp,
+	.num_resources	= ARRAY_SIZE(pxa25x_resource_ssp),
+};
+
+static u64 pxa25x_nssp_dma_mask = DMA_BIT_MASK(32);
+
+static struct resource pxa25x_resource_nssp[] = {
+	[0] = {
+		.start	= 0x41400000,
+		.end	= 0x4140002f,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_NSSP,
+		.end	= IRQ_NSSP,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device pxa25x_device_nssp = {
+	.name		= "pxa25x-nssp",
+	.id		= 1,
+	.dev		= {
+		.dma_mask = &pxa25x_nssp_dma_mask,
+		.coherent_dma_mask = DMA_BIT_MASK(32),
+	},
+	.resource	= pxa25x_resource_nssp,
+	.num_resources	= ARRAY_SIZE(pxa25x_resource_nssp),
+};
+
+static u64 pxa25x_assp_dma_mask = DMA_BIT_MASK(32);
+
+static struct resource pxa25x_resource_assp[] = {
+	[0] = {
+		.start	= 0x41500000,
+		.end	= 0x4150002f,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_ASSP,
+		.end	= IRQ_ASSP,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device pxa25x_device_assp = {
+	/* ASSP is basically equivalent to NSSP */
+	.name		= "pxa25x-nssp",
+	.id		= 2,
+	.dev		= {
+		.dma_mask = &pxa25x_assp_dma_mask,
+		.coherent_dma_mask = DMA_BIT_MASK(32),
+	},
+	.resource	= pxa25x_resource_assp,
+	.num_resources	= ARRAY_SIZE(pxa25x_resource_assp),
+};
+#endif /* CONFIG_PXA25x */
+
+#if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx)
+static u64 pxa27x_ohci_dma_mask = DMA_BIT_MASK(32);
+
+static struct resource pxa27x_resource_ohci[] = {
+	[0] = {
+		.start  = 0x4C000000,
+		.end    = 0x4C00ff6f,
+		.flags  = IORESOURCE_MEM,
+	},
+	[1] = {
+		.start  = IRQ_USBH1,
+		.end    = IRQ_USBH1,
+		.flags  = IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device pxa27x_device_ohci = {
+	.name		= "pxa27x-ohci",
+	.id		= -1,
+	.dev		= {
+		.dma_mask = &pxa27x_ohci_dma_mask,
+		.coherent_dma_mask = DMA_BIT_MASK(32),
+	},
+	.num_resources  = ARRAY_SIZE(pxa27x_resource_ohci),
+	.resource       = pxa27x_resource_ohci,
+};
+
+void __init pxa_set_ohci_info(struct pxaohci_platform_data *info)
+{
+	pxa_register_device(&pxa27x_device_ohci, info);
+}
+#endif /* CONFIG_PXA27x || CONFIG_PXA3xx */
+
+#if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx)
+static u64 pxa27x_ssp1_dma_mask = DMA_BIT_MASK(32);
+
+static struct resource pxa27x_resource_ssp1[] = {
+	[0] = {
+		.start	= 0x41000000,
+		.end	= 0x4100003f,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_SSP,
+		.end	= IRQ_SSP,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device pxa27x_device_ssp1 = {
+	.name		= "pxa27x-ssp",
+	.id		= 0,
+	.dev		= {
+		.dma_mask = &pxa27x_ssp1_dma_mask,
+		.coherent_dma_mask = DMA_BIT_MASK(32),
+	},
+	.resource	= pxa27x_resource_ssp1,
+	.num_resources	= ARRAY_SIZE(pxa27x_resource_ssp1),
+};
+
+static u64 pxa27x_ssp2_dma_mask = DMA_BIT_MASK(32);
+
+static struct resource pxa27x_resource_ssp2[] = {
+	[0] = {
+		.start	= 0x41700000,
+		.end	= 0x4170003f,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_SSP2,
+		.end	= IRQ_SSP2,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device pxa27x_device_ssp2 = {
+	.name		= "pxa27x-ssp",
+	.id		= 1,
+	.dev		= {
+		.dma_mask = &pxa27x_ssp2_dma_mask,
+		.coherent_dma_mask = DMA_BIT_MASK(32),
+	},
+	.resource	= pxa27x_resource_ssp2,
+	.num_resources	= ARRAY_SIZE(pxa27x_resource_ssp2),
+};
+
+static u64 pxa27x_ssp3_dma_mask = DMA_BIT_MASK(32);
+
+static struct resource pxa27x_resource_ssp3[] = {
+	[0] = {
+		.start	= 0x41900000,
+		.end	= 0x4190003f,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_SSP3,
+		.end	= IRQ_SSP3,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device pxa27x_device_ssp3 = {
+	.name		= "pxa27x-ssp",
+	.id		= 2,
+	.dev		= {
+		.dma_mask = &pxa27x_ssp3_dma_mask,
+		.coherent_dma_mask = DMA_BIT_MASK(32),
+	},
+	.resource	= pxa27x_resource_ssp3,
+	.num_resources	= ARRAY_SIZE(pxa27x_resource_ssp3),
+};
+
+static struct resource pxa27x_resource_pwm0[] = {
+	[0] = {
+		.start	= 0x40b00000,
+		.end	= 0x40b0001f,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+struct platform_device pxa27x_device_pwm0 = {
+	.name		= "pxa27x-pwm",
+	.id		= 0,
+	.resource	= pxa27x_resource_pwm0,
+	.num_resources	= ARRAY_SIZE(pxa27x_resource_pwm0),
+};
+
+static struct resource pxa27x_resource_pwm1[] = {
+	[0] = {
+		.start	= 0x40c00000,
+		.end	= 0x40c0001f,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+struct platform_device pxa27x_device_pwm1 = {
+	.name		= "pxa27x-pwm",
+	.id		= 1,
+	.resource	= pxa27x_resource_pwm1,
+	.num_resources	= ARRAY_SIZE(pxa27x_resource_pwm1),
+};
+#endif /* CONFIG_PXA27x || CONFIG_PXA3xx */
+
+#if defined(CONFIG_PXA25x) || defined(CONFIG_PXA27x)
+const struct software_node pxa2xx_gpiochip_node = {
+	.name	= "gpio-pxa",
+};
+
+struct resource pxa_resource_gpio[] = {
+	{
+		.start	= 0x40e00000,
+		.end	= 0x40e0ffff,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.start	= IRQ_GPIO0,
+		.end	= IRQ_GPIO0,
+		.name	= "gpio0",
+		.flags	= IORESOURCE_IRQ,
+	}, {
+		.start	= IRQ_GPIO1,
+		.end	= IRQ_GPIO1,
+		.name	= "gpio1",
+		.flags	= IORESOURCE_IRQ,
+	}, {
+		.start	= IRQ_GPIO_2_x,
+		.end	= IRQ_GPIO_2_x,
+		.name	= "gpio_mux",
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct pxa_gpio_platform_data pxa2xx_gpio_info = {
+	.irq_base	= PXA_GPIO_TO_IRQ(0),
+	.gpio_set_wake	= gpio_set_wake,
+};
+
+struct platform_device pxa25x_device_gpio = {
+	.name		= "pxa25x-gpio",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(pxa_resource_gpio),
+	.resource	= pxa_resource_gpio,
+	.dev		= {
+		.platform_data	= &pxa2xx_gpio_info,
+	},
+};
+
+struct platform_device pxa27x_device_gpio = {
+	.name		= "pxa27x-gpio",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(pxa_resource_gpio),
+	.resource	= pxa_resource_gpio,
+	.dev		= {
+		.platform_data	= &pxa2xx_gpio_info,
+	},
+};
+#endif /* CONFIG_PXA25x || CONFIG_PXA27x */
+
+static struct resource pxa_dma_resource[] = {
+	[0] = {
+		.start	= 0x40000000,
+		.end	= 0x4000ffff,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_DMA,
+		.end	= IRQ_DMA,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static u64 pxadma_dmamask = 0xffffffffUL;
+
+static struct platform_device pxa2xx_pxa_dma = {
+	.name		= "pxa-dma",
+	.id		= 0,
+	.dev		= {
+		.dma_mask = &pxadma_dmamask,
+		.coherent_dma_mask = 0xffffffff,
+	},
+	.num_resources	= ARRAY_SIZE(pxa_dma_resource),
+	.resource	= pxa_dma_resource,
+};
+
+void __init pxa2xx_set_dmac_info(struct mmp_dma_platdata *dma_pdata)
+{
+	pxa_register_device(&pxa2xx_pxa_dma, dma_pdata);
+}
+
+void __init pxa_register_wdt(unsigned int reset_status)
+{
+	struct resource res = DEFINE_RES_MEM(OST_PHYS, OST_LEN);
+
+	reset_status &= RESET_STATUS_WATCHDOG;
+	platform_device_register_resndata(NULL, "sa1100_wdt", -1, &res, 1,
+					  &reset_status, sizeof(reset_status));
+}

linux-7.2.3/arch/arm/mach-pxa/devices.h

@@ -0,0 +1,68 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#define PDMA_FILTER_PARAM(_prio, _requestor) (&(struct pxad_param) { \
+	.prio = PXAD_PRIO_##_prio, .drcmr = _requestor })
+struct mmp_dma_platdata;
+
+extern struct platform_device pxa_device_pmu;
+extern struct platform_device pxa3xx_device_mci2;
+extern struct platform_device pxa3xx_device_mci3;
+extern struct platform_device pxa25x_device_udc;
+extern struct platform_device pxa27x_device_udc;
+extern struct platform_device pxa_device_fb;
+extern struct platform_device pxa_device_ffuart;
+extern struct platform_device pxa_device_btuart;
+extern struct platform_device pxa_device_stuart;
+extern struct platform_device pxa_device_hwuart;
+extern struct platform_device pxa_device_i2c;
+extern struct platform_device pxa_device_i2s;
+extern struct platform_device sa1100_device_rtc;
+extern struct platform_device pxa_device_rtc;
+extern struct platform_device pxa_device_ac97;
+
+extern struct platform_device pxa27x_device_i2c_power;
+extern struct platform_device pxa27x_device_ohci;
+extern struct platform_device pxa27x_device_keypad;
+
+extern struct platform_device pxa25x_device_ssp;
+extern struct platform_device pxa25x_device_nssp;
+extern struct platform_device pxa25x_device_assp;
+extern struct platform_device pxa27x_device_ssp1;
+extern struct platform_device pxa27x_device_ssp2;
+extern struct platform_device pxa27x_device_ssp3;
+extern struct platform_device pxa3xx_device_ssp1;
+extern struct platform_device pxa3xx_device_ssp2;
+extern struct platform_device pxa3xx_device_ssp3;
+extern struct platform_device pxa3xx_device_ssp4;
+
+extern struct platform_device pxa25x_device_pwm0;
+extern struct platform_device pxa25x_device_pwm1;
+extern struct platform_device pxa27x_device_pwm0;
+extern struct platform_device pxa27x_device_pwm1;
+
+extern struct platform_device pxa3xx_device_nand;
+extern struct platform_device pxa3xx_device_i2c_power;
+
+extern struct platform_device pxa3xx_device_gcu;
+
+extern struct platform_device pxa_device_asoc_platform;
+extern struct platform_device pxa_device_asoc_ssp1;
+extern struct platform_device pxa_device_asoc_ssp2;
+extern struct platform_device pxa_device_asoc_ssp3;
+extern struct platform_device pxa_device_asoc_ssp4;
+
+extern struct platform_device pxa25x_device_gpio;
+extern struct platform_device pxa27x_device_gpio;
+
+extern const struct software_node pxa2xx_gpiochip_node;
+
+void __init pxa_register_device(struct platform_device *dev, void *data);
+void __init pxa2xx_set_dmac_info(struct mmp_dma_platdata *dma_pdata);
+
+struct i2c_pxa_platform_data;
+extern void pxa_set_i2c_info(struct i2c_pxa_platform_data *info);
+#ifdef CONFIG_PXA27x
+extern void pxa27x_set_i2c_power_info(struct i2c_pxa_platform_data *info);
+#endif
+#ifdef CONFIG_PXA3xx
+extern void pxa3xx_set_i2c_power_info(struct i2c_pxa_platform_data *info);
+#endif

linux-7.2.3/arch/arm/mach-pxa/generic.c

@@ -0,0 +1,113 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ *  linux/arch/arm/mach-pxa/generic.c
+ *
+ *  Author:	Nicolas Pitre
+ *  Created:	Jun 15, 2001
+ *  Copyright:	MontaVista Software Inc.
+ *
+ * Code common to all PXA machines.
+ *
+ * Since this file should be linked before any other machine specific file,
+ * the __initcall() here will be executed first.  This serves as default
+ * initialization stuff for PXA machines which can be overridden later if
+ * need be.
+ */
+#include <linux/gpio.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/soc/pxa/cpu.h>
+#include <linux/soc/pxa/smemc.h>
+#include <linux/clk/pxa.h>
+
+#include <asm/mach/map.h>
+#include <asm/mach-types.h>
+
+#include "addr-map.h"
+#include "irqs.h"
+#include "reset.h"
+#include "smemc.h"
+#include "pxa3xx-regs.h"
+
+#include "generic.h"
+#include <clocksource/pxa.h>
+
+void clear_reset_status(unsigned int mask)
+{
+	if (cpu_is_pxa2xx())
+		pxa2xx_clear_reset_status(mask);
+	else {
+		/* RESET_STATUS_* has a 1:1 mapping with ARSR */
+		ARSR = mask;
+	}
+}
+
+/*
+ * For non device-tree builds, keep legacy timer init
+ */
+void __init pxa_timer_init(void)
+{
+	if (cpu_is_pxa25x())
+		pxa25x_clocks_init(io_p2v(0x41300000));
+	if (cpu_is_pxa27x())
+		pxa27x_clocks_init(io_p2v(0x41300000));
+	if (cpu_is_pxa3xx())
+		pxa3xx_clocks_init(io_p2v(0x41340000), io_p2v(0x41350000));
+	pxa_timer_nodt_init(IRQ_OST0, io_p2v(0x40a00000));
+}
+
+void pxa_smemc_set_pcmcia_timing(int sock, u32 mcmem, u32 mcatt, u32 mcio)
+{
+	__raw_writel(mcmem, MCMEM(sock));
+	__raw_writel(mcatt, MCATT(sock));
+	__raw_writel(mcio, MCIO(sock));
+}
+EXPORT_SYMBOL_GPL(pxa_smemc_set_pcmcia_timing);
+
+void pxa_smemc_set_pcmcia_socket(int nr)
+{
+	switch (nr) {
+	case 0:
+		__raw_writel(0, MECR);
+		break;
+	case 1:
+		/*
+		 * We have at least one socket, so set MECR:CIT
+		 * (Card Is There)
+		 */
+		__raw_writel(MECR_CIT, MECR);
+		break;
+	case 2:
+		/* Set CIT and MECR:NOS (Number Of Sockets) */
+		__raw_writel(MECR_CIT | MECR_NOS, MECR);
+		break;
+	}
+}
+EXPORT_SYMBOL_GPL(pxa_smemc_set_pcmcia_socket);
+
+void __iomem *pxa_smemc_get_mdrefr(void)
+{
+	return MDREFR;
+}
+
+/*
+ * Intel PXA2xx internal register mapping.
+ *
+ * Note: virtual 0xfffe0000-0xffffffff is reserved for the vector table
+ *       and cache flush area.
+ */
+static struct map_desc common_io_desc[] __initdata = {
+  	{	/* Devs */
+		.virtual	= (unsigned long)PERIPH_VIRT,
+		.pfn		= __phys_to_pfn(PERIPH_PHYS),
+		.length		= PERIPH_SIZE,
+		.type		= MT_DEVICE
+	}
+};
+
+void __init pxa_map_io(void)
+{
+	debug_ll_io_init();
+	iotable_init(ARRAY_AND_SIZE(common_io_desc));
+}

linux-7.2.3/arch/arm/mach-pxa/generic.h

@@ -0,0 +1,54 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ *  linux/arch/arm/mach-pxa/generic.h
+ *
+ * Author:	Nicolas Pitre
+ * Copyright:	MontaVista Software Inc.
+ */
+
+#include <linux/reboot.h>
+
+struct irq_data;
+
+extern void __init pxa_dt_irq_init(int (*fn)(struct irq_data *,
+					     unsigned int));
+extern void __init pxa_map_io(void);
+extern void pxa_timer_init(void);
+
+#define SET_BANK(__nr,__start,__size) \
+	mi->bank[__nr].start = (__start), \
+	mi->bank[__nr].size = (__size)
+
+#define ARRAY_AND_SIZE(x)	(x), ARRAY_SIZE(x)
+
+#define pxa25x_handle_irq icip_handle_irq
+extern void __init pxa25x_init_irq(void);
+extern void __init pxa25x_map_io(void);
+extern void __init pxa26x_init_irq(void);
+
+#define pxa27x_handle_irq ichp_handle_irq
+extern void __init pxa27x_init_irq(void);
+extern void __init pxa27x_map_io(void);
+
+#define pxa3xx_handle_irq ichp_handle_irq
+extern void __init pxa3xx_init_irq(void);
+extern void __init pxa3xx_map_io(void);
+
+extern struct syscore pxa_irq_syscore;
+extern struct syscore pxa2xx_mfp_syscore;
+extern struct syscore pxa3xx_mfp_syscore;
+
+void __init pxa_set_ffuart_info(void *info);
+void __init pxa_set_btuart_info(void *info);
+void __init pxa_set_stuart_info(void *info);
+void __init pxa_set_hwuart_info(void *info);
+
+void pxa_restart(enum reboot_mode, const char *);
+
+#if defined(CONFIG_PXA25x) || defined(CONFIG_PXA27x)
+extern void pxa2xx_clear_reset_status(unsigned int);
+#else
+static inline void pxa2xx_clear_reset_status(unsigned int mask) {}
+#endif
+
+

linux-7.2.3/arch/arm/mach-pxa/gumstix.c

@@ -0,0 +1,237 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ *  linux/arch/arm/mach-pxa/gumstix.c
+ *
+ *  Support for the Gumstix motherboards.
+ *
+ *  Original Author:	Craig Hughes
+ *  Created:	Feb 14, 2008
+ *  Copyright:	Craig Hughes
+ *
+ *  Implemented based on lubbock.c by Nicolas Pitre and code from Craig
+ *  Hughes
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/gpio/machine.h>
+#include <linux/gpio/property.h>
+#include <linux/gpio.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+
+#include <asm/setup.h>
+#include <asm/page.h>
+#include <asm/mach-types.h>
+#include <asm/irq.h>
+#include <linux/sizes.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+#include <asm/mach/flash.h>
+
+#include "pxa25x.h"
+#include <linux/platform_data/mmc-pxamci.h>
+#include "gumstix.h"
+#include "devices.h"
+
+#include "generic.h"
+
+static struct resource flash_resource = {
+	.start	= 0x00000000,
+	.end	= SZ_64M - 1,
+	.flags	= IORESOURCE_MEM,
+};
+
+static struct mtd_partition gumstix_partitions[] = {
+	{
+		.name =		"Bootloader",
+		.size =		0x00040000,
+		.offset =	0,
+		.mask_flags =	MTD_WRITEABLE  /* force read-only */
+	} , {
+		.name =		"rootfs",
+		.size =		MTDPART_SIZ_FULL,
+		.offset =	MTDPART_OFS_APPEND
+	}
+};
+
+static struct flash_platform_data gumstix_flash_data = {
+	.map_name	= "cfi_probe",
+	.parts		= gumstix_partitions,
+	.nr_parts	= ARRAY_SIZE(gumstix_partitions),
+	.width		= 2,
+};
+
+static struct platform_device gumstix_flash_device = {
+	.name		= "pxa2xx-flash",
+	.id		= 0,
+	.dev = {
+		.platform_data = &gumstix_flash_data,
+	},
+	.resource = &flash_resource,
+	.num_resources = 1,
+};
+
+static struct platform_device *devices[] __initdata = {
+	&gumstix_flash_device,
+};
+
+#ifdef CONFIG_MMC_PXA
+static struct pxamci_platform_data gumstix_mci_platform_data = {
+	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
+};
+
+static void __init gumstix_mmc_init(void)
+{
+	pxa_set_mci_info(&gumstix_mci_platform_data, NULL);
+}
+#else
+static void __init gumstix_mmc_init(void)
+{
+	pr_debug("Gumstix mmc disabled\n");
+}
+#endif
+
+#if IS_ENABLED(CONFIG_USB_PXA25X)
+static const struct property_entry gumstix_vbus_props[] __initconst = {
+	PROPERTY_ENTRY_GPIO("vbus-gpios", &pxa2xx_gpiochip_node,
+			    GPIO_GUMSTIX_USB_GPIOn, GPIO_ACTIVE_HIGH),
+	PROPERTY_ENTRY_GPIO("pullup-gpios", &pxa2xx_gpiochip_node,
+			    GPIO_GUMSTIX_USB_GPIOx, GPIO_ACTIVE_HIGH),
+	{ }
+};
+
+static const struct platform_device_info gumstix_gpio_vbus_info __initconst = {
+	.name		= "gpio-vbus",
+	.id		= PLATFORM_DEVID_NONE,
+	.properties	= gumstix_vbus_props,
+};
+
+static void __init gumstix_udc_init(void)
+{
+	platform_device_register_full(&gumstix_gpio_vbus_info);
+}
+#else
+static void gumstix_udc_init(void)
+{
+	pr_debug("Gumstix udc is disabled\n");
+}
+#endif
+
+#ifdef CONFIG_BT
+/* Normally, the bootloader would have enabled this 32kHz clock but many
+** boards still have u-boot 1.1.4 so we check if it has been turned on and
+** if not, we turn it on with a warning message. */
+static void gumstix_setup_bt_clock(void)
+{
+	int timeout = 500;
+
+	if (!(readl(OSCC) & OSCC_OOK))
+		pr_warn("32kHz clock was not on. Bootloader may need to be updated\n");
+	else
+		return;
+
+	writel(readl(OSCC) | OSCC_OON, OSCC);
+	do {
+		if (readl(OSCC) & OSCC_OOK)
+			break;
+		udelay(1);
+	} while (--timeout);
+	if (!timeout)
+		pr_err("Failed to start 32kHz clock\n");
+}
+
+static void __init gumstix_bluetooth_init(void)
+{
+	int err;
+
+	gumstix_setup_bt_clock();
+
+	err = gpio_request(GPIO_GUMSTIX_BTRESET, "BTRST");
+	if (err) {
+		pr_err("gumstix: failed request gpio for bluetooth reset\n");
+		return;
+	}
+
+	err = gpio_direction_output(GPIO_GUMSTIX_BTRESET, 1);
+	if (err) {
+		pr_err("gumstix: can't reset bluetooth\n");
+		return;
+	}
+	gpio_set_value(GPIO_GUMSTIX_BTRESET, 0);
+	udelay(100);
+	gpio_set_value(GPIO_GUMSTIX_BTRESET, 1);
+}
+#else
+static void gumstix_bluetooth_init(void)
+{
+	pr_debug("Gumstix Bluetooth is disabled\n");
+}
+#endif
+
+static unsigned long gumstix_pin_config[] __initdata = {
+	GPIO12_32KHz,
+	/* BTUART */
+	GPIO42_HWUART_RXD,
+	GPIO43_HWUART_TXD,
+	GPIO44_HWUART_CTS,
+	GPIO45_HWUART_RTS,
+	/* MMC */
+	GPIO6_MMC_CLK,
+	GPIO53_MMC_CLK,
+	GPIO8_MMC_CS0,
+};
+
+int __attribute__((weak)) am200_init(void)
+{
+	return 0;
+}
+
+int __attribute__((weak)) am300_init(void)
+{
+	return 0;
+}
+
+static void __init carrier_board_init(void)
+{
+	/*
+	 * put carrier/expansion board init here if
+	 * they cannot be detected programatically
+	 */
+	am200_init();
+	am300_init();
+}
+
+static void __init gumstix_init(void)
+{
+	pxa2xx_mfp_config(ARRAY_AND_SIZE(gumstix_pin_config));
+
+	pxa_set_ffuart_info(NULL);
+	pxa_set_btuart_info(NULL);
+	pxa_set_stuart_info(NULL);
+	pxa_set_hwuart_info(NULL);
+
+	gumstix_bluetooth_init();
+	gumstix_udc_init();
+	gumstix_mmc_init();
+	(void) platform_add_devices(devices, ARRAY_SIZE(devices));
+	carrier_board_init();
+}
+
+MACHINE_START(GUMSTIX, "Gumstix")
+	.atag_offset	= 0x100, /* match u-boot bi_boot_params */
+	.map_io		= pxa25x_map_io,
+	.nr_irqs	= PXA_NR_IRQS,
+	.init_irq	= pxa25x_init_irq,
+	.init_time	= pxa_timer_init,
+	.init_machine	= gumstix_init,
+	.restart	= pxa_restart,
+MACHINE_END

linux-7.2.3/arch/arm/mach-pxa/gumstix.h

@@ -0,0 +1,89 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ *  arch/arm/mach-pxa/include/mach/gumstix.h
+ */
+
+#include "irqs.h" /* PXA_GPIO_TO_IRQ */
+
+/* BTRESET - Reset line to Bluetooth module, active low signal. */
+#define GPIO_GUMSTIX_BTRESET          7
+#define GPIO_GUMSTIX_BTRESET_MD		(GPIO_GUMSTIX_BTRESET | GPIO_OUT)
+
+
+/*
+GPIOn - Input from MAX823 (or equiv), normalizing USB +5V into a clean
+interrupt signal for determining cable presence. On the gumstix F,
+this moves to GPIO17 and GPIO37. */
+
+/* GPIOx - Connects to USB D+ and used as a pull-up after GPIOn
+has detected a cable insertion; driven low otherwise. */
+
+#define GPIO_GUMSTIX_USB_GPIOn		35
+#define GPIO_GUMSTIX_USB_GPIOx		41
+
+/* usb state change */
+#define GUMSTIX_USB_INTR_IRQ		PXA_GPIO_TO_IRQ(GPIO_GUMSTIX_USB_GPIOn)
+
+#define GPIO_GUMSTIX_USB_GPIOn_MD	(GPIO_GUMSTIX_USB_GPIOn | GPIO_IN)
+#define GPIO_GUMSTIX_USB_GPIOx_CON_MD	(GPIO_GUMSTIX_USB_GPIOx | GPIO_OUT)
+#define GPIO_GUMSTIX_USB_GPIOx_DIS_MD	(GPIO_GUMSTIX_USB_GPIOx | GPIO_IN)
+
+/*
+ * SD/MMC definitions
+ */
+#define GUMSTIX_GPIO_nSD_WP		22 /* SD Write Protect */
+#define GUMSTIX_GPIO_nSD_DETECT		11 /* MMC/SD Card Detect */
+#define GUMSTIX_IRQ_GPIO_nSD_DETECT	PXA_GPIO_TO_IRQ(GUMSTIX_GPIO_nSD_DETECT)
+
+/*
+ * SMC Ethernet definitions
+ * ETH_RST provides a hardware reset line to the ethernet chip
+ * ETH is the IRQ line in from the ethernet chip to the PXA
+ */
+#define GPIO_GUMSTIX_ETH0_RST		80
+#define GPIO_GUMSTIX_ETH0_RST_MD	(GPIO_GUMSTIX_ETH0_RST | GPIO_OUT)
+#define GPIO_GUMSTIX_ETH1_RST		52
+#define GPIO_GUMSTIX_ETH1_RST_MD	(GPIO_GUMSTIX_ETH1_RST | GPIO_OUT)
+
+#define GPIO_GUMSTIX_ETH0		36
+#define GPIO_GUMSTIX_ETH0_MD		(GPIO_GUMSTIX_ETH0 | GPIO_IN)
+#define GUMSTIX_ETH0_IRQ		PXA_GPIO_TO_IRQ(GPIO_GUMSTIX_ETH0)
+#define GPIO_GUMSTIX_ETH1		27
+#define GPIO_GUMSTIX_ETH1_MD		(GPIO_GUMSTIX_ETH1 | GPIO_IN)
+#define GUMSTIX_ETH1_IRQ		PXA_GPIO_TO_IRQ(GPIO_GUMSTIX_ETH1)
+
+
+/* CF reset line */
+#define GPIO8_RESET			8
+
+/* CF slot 0 */
+#define GPIO4_nBVD1			4
+#define GPIO4_nSTSCHG			GPIO4_nBVD1
+#define GPIO11_nCD			11
+#define GPIO26_PRDY_nBSY		26
+#define GUMSTIX_S0_nSTSCHG_IRQ		PXA_GPIO_TO_IRQ(GPIO4_nSTSCHG)
+#define GUMSTIX_S0_nCD_IRQ		PXA_GPIO_TO_IRQ(GPIO11_nCD)
+#define GUMSTIX_S0_PRDY_nBSY_IRQ	PXA_GPIO_TO_IRQ(GPIO26_PRDY_nBSY)
+
+/* CF slot 1 */
+#define GPIO18_nBVD1			18
+#define GPIO18_nSTSCHG			GPIO18_nBVD1
+#define GPIO36_nCD			36
+#define GPIO27_PRDY_nBSY		27
+#define GUMSTIX_S1_nSTSCHG_IRQ		PXA_GPIO_TO_IRQ(GPIO18_nSTSCHG)
+#define GUMSTIX_S1_nCD_IRQ		PXA_GPIO_TO_IRQ(GPIO36_nCD)
+#define GUMSTIX_S1_PRDY_nBSY_IRQ	PXA_GPIO_TO_IRQ(GPIO27_PRDY_nBSY)
+
+/* CF GPIO line modes */
+#define GPIO4_nSTSCHG_MD		(GPIO4_nSTSCHG | GPIO_IN)
+#define GPIO8_RESET_MD			(GPIO8_RESET | GPIO_OUT)
+#define GPIO11_nCD_MD			(GPIO11_nCD | GPIO_IN)
+#define GPIO18_nSTSCHG_MD		(GPIO18_nSTSCHG | GPIO_IN)
+#define GPIO26_PRDY_nBSY_MD		(GPIO26_PRDY_nBSY | GPIO_IN)
+#define GPIO27_PRDY_nBSY_MD		(GPIO27_PRDY_nBSY | GPIO_IN)
+#define GPIO36_nCD_MD			(GPIO36_nCD | GPIO_IN)
+
+/* for expansion boards that can't be programatically detected */
+extern int am200_init(void);
+extern int am300_init(void);
+

linux-7.2.3/arch/arm/mach-pxa/irq.c

@@ -0,0 +1,273 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ *  linux/arch/arm/mach-pxa/irq.c
+ *
+ *  Generic PXA IRQ handling
+ *
+ *  Author:	Nicolas Pitre
+ *  Created:	Jun 15, 2001
+ *  Copyright:	MontaVista Software Inc.
+ */
+#include <linux/bitops.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/interrupt.h>
+#include <linux/syscore_ops.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
+#include <linux/soc/pxa/cpu.h>
+
+#include <asm/exception.h>
+
+#include "irqs.h"
+
+#include "generic.h"
+#include "pxa-regs.h"
+
+#define ICIP			(0x000)
+#define ICMR			(0x004)
+#define ICLR			(0x008)
+#define ICFR			(0x00c)
+#define ICPR			(0x010)
+#define ICCR			(0x014)
+#define ICHP			(0x018)
+#define IPR(i)			(((i) < 32) ? (0x01c + ((i) << 2)) :		\
+				((i) < 64) ? (0x0b0 + (((i) - 32) << 2)) :	\
+				      (0x144 + (((i) - 64) << 2)))
+#define ICHP_VAL_IRQ		(1 << 31)
+#define ICHP_IRQ(i)		(((i) >> 16) & 0x7fff)
+#define IPR_VALID		(1 << 31)
+
+#define MAX_INTERNAL_IRQS	128
+
+/*
+ * This is for peripheral IRQs internal to the PXA chip.
+ */
+
+static void __iomem *pxa_irq_base;
+static int pxa_internal_irq_nr;
+static bool cpu_has_ipr;
+static struct irq_domain *pxa_irq_domain;
+
+static inline void __iomem *irq_base(int i)
+{
+	static unsigned long phys_base_offset[] = {
+		0x0,
+		0x9c,
+		0x130,
+	};
+
+	return pxa_irq_base + phys_base_offset[i];
+}
+
+void pxa_mask_irq(struct irq_data *d)
+{
+	void __iomem *base = irq_data_get_irq_chip_data(d);
+	irq_hw_number_t irq = irqd_to_hwirq(d);
+	uint32_t icmr = __raw_readl(base + ICMR);
+
+	icmr &= ~BIT(irq & 0x1f);
+	__raw_writel(icmr, base + ICMR);
+}
+
+void pxa_unmask_irq(struct irq_data *d)
+{
+	void __iomem *base = irq_data_get_irq_chip_data(d);
+	irq_hw_number_t irq = irqd_to_hwirq(d);
+	uint32_t icmr = __raw_readl(base + ICMR);
+
+	icmr |= BIT(irq & 0x1f);
+	__raw_writel(icmr, base + ICMR);
+}
+
+static struct irq_chip pxa_internal_irq_chip = {
+	.name		= "SC",
+	.irq_ack	= pxa_mask_irq,
+	.irq_mask	= pxa_mask_irq,
+	.irq_unmask	= pxa_unmask_irq,
+};
+
+asmlinkage void __exception_irq_entry icip_handle_irq(struct pt_regs *regs)
+{
+	uint32_t icip, icmr, mask;
+
+	do {
+		icip = __raw_readl(pxa_irq_base + ICIP);
+		icmr = __raw_readl(pxa_irq_base + ICMR);
+		mask = icip & icmr;
+
+		if (mask == 0)
+			break;
+
+		handle_IRQ(PXA_IRQ(fls(mask) - 1), regs);
+	} while (1);
+}
+
+asmlinkage void __exception_irq_entry ichp_handle_irq(struct pt_regs *regs)
+{
+	uint32_t ichp;
+
+	do {
+		__asm__ __volatile__("mrc p6, 0, %0, c5, c0, 0\n": "=r"(ichp));
+
+		if ((ichp & ICHP_VAL_IRQ) == 0)
+			break;
+
+		handle_IRQ(PXA_IRQ(ICHP_IRQ(ichp)), regs);
+	} while (1);
+}
+
+static int pxa_irq_map(struct irq_domain *h, unsigned int virq,
+		       irq_hw_number_t hw)
+{
+	void __iomem *base = irq_base(hw / 32);
+
+	/* initialize interrupt priority */
+	if (cpu_has_ipr)
+		__raw_writel(hw | IPR_VALID, pxa_irq_base + IPR(hw));
+
+	irq_set_chip_and_handler(virq, &pxa_internal_irq_chip,
+				 handle_level_irq);
+	irq_set_chip_data(virq, base);
+
+	return 0;
+}
+
+static const struct irq_domain_ops pxa_irq_ops = {
+	.map    = pxa_irq_map,
+	.xlate  = irq_domain_xlate_onecell,
+};
+
+static __init void
+pxa_init_irq_common(struct device_node *node, int irq_nr,
+		    int (*fn)(struct irq_data *, unsigned int))
+{
+	int n;
+
+	pxa_internal_irq_nr = irq_nr;
+	pxa_irq_domain = irq_domain_create_legacy(of_fwnode_handle(node), irq_nr, PXA_IRQ(0), 0,
+						  &pxa_irq_ops, NULL);
+	if (!pxa_irq_domain)
+		panic("Unable to add PXA IRQ domain\n");
+	irq_set_default_domain(pxa_irq_domain);
+
+	for (n = 0; n < irq_nr; n += 32) {
+		void __iomem *base = irq_base(n >> 5);
+
+		__raw_writel(0, base + ICMR);	/* disable all IRQs */
+		__raw_writel(0, base + ICLR);	/* all IRQs are IRQ, not FIQ */
+	}
+	/* only unmasked interrupts kick us out of idle */
+	__raw_writel(1, irq_base(0) + ICCR);
+
+	pxa_internal_irq_chip.irq_set_wake = fn;
+}
+
+void __init pxa_init_irq(int irq_nr, int (*fn)(struct irq_data *, unsigned int))
+{
+	BUG_ON(irq_nr > MAX_INTERNAL_IRQS);
+
+	pxa_irq_base = io_p2v(0x40d00000);
+	cpu_has_ipr = !cpu_is_pxa25x();
+	pxa_init_irq_common(NULL, irq_nr, fn);
+}
+
+#ifdef CONFIG_PM
+static unsigned long saved_icmr[MAX_INTERNAL_IRQS/32];
+static unsigned long saved_ipr[MAX_INTERNAL_IRQS];
+
+static int pxa_irq_suspend(void *data)
+{
+	int i;
+
+	for (i = 0; i < DIV_ROUND_UP(pxa_internal_irq_nr, 32); i++) {
+		void __iomem *base = irq_base(i);
+
+		saved_icmr[i] = __raw_readl(base + ICMR);
+		__raw_writel(0, base + ICMR);
+	}
+
+	if (cpu_has_ipr) {
+		for (i = 0; i < pxa_internal_irq_nr; i++)
+			saved_ipr[i] = __raw_readl(pxa_irq_base + IPR(i));
+	}
+
+	return 0;
+}
+
+static void pxa_irq_resume(void *data)
+{
+	int i;
+
+	for (i = 0; i < DIV_ROUND_UP(pxa_internal_irq_nr, 32); i++) {
+		void __iomem *base = irq_base(i);
+
+		__raw_writel(saved_icmr[i], base + ICMR);
+		__raw_writel(0, base + ICLR);
+	}
+
+	if (cpu_has_ipr)
+		for (i = 0; i < pxa_internal_irq_nr; i++)
+			__raw_writel(saved_ipr[i], pxa_irq_base + IPR(i));
+
+	__raw_writel(1, pxa_irq_base + ICCR);
+}
+#else
+#define pxa_irq_suspend		NULL
+#define pxa_irq_resume		NULL
+#endif
+
+static const struct syscore_ops pxa_irq_syscore_ops = {
+	.suspend	= pxa_irq_suspend,
+	.resume		= pxa_irq_resume,
+};
+
+struct syscore pxa_irq_syscore = {
+	.ops = &pxa_irq_syscore_ops,
+};
+
+#ifdef CONFIG_OF
+static const struct of_device_id intc_ids[] __initconst = {
+	{ .compatible = "marvell,pxa-intc", },
+	{}
+};
+
+void __init pxa_dt_irq_init(int (*fn)(struct irq_data *, unsigned int))
+{
+	struct device_node *node;
+	struct resource res;
+	int ret;
+
+	node = of_find_matching_node(NULL, intc_ids);
+	if (!node) {
+		pr_err("Failed to find interrupt controller in arch-pxa\n");
+		return;
+	}
+
+	ret = of_property_read_u32(node, "marvell,intc-nr-irqs",
+				   &pxa_internal_irq_nr);
+	if (ret) {
+		pr_err("Not found marvell,intc-nr-irqs property\n");
+		return;
+	}
+
+	ret = of_address_to_resource(node, 0, &res);
+	if (ret < 0) {
+		pr_err("No registers defined for node\n");
+		return;
+	}
+	pxa_irq_base = io_p2v(res.start);
+
+	cpu_has_ipr = of_property_read_bool(node, "marvell,intc-priority");
+
+	ret = irq_alloc_descs(-1, 0, pxa_internal_irq_nr, 0);
+	if (ret < 0) {
+		pr_err("Failed to allocate IRQ numbers\n");
+		return;
+	}
+
+	pxa_init_irq_common(node, pxa_internal_irq_nr, fn);
+}
+#endif /* CONFIG_OF */

linux-7.2.3/arch/arm/mach-pxa/irqs.h

@@ -0,0 +1,109 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ *  arch/arm/mach-pxa/include/mach/irqs.h
+ *
+ *  Author:	Nicolas Pitre
+ *  Created:	Jun 15, 2001
+ *  Copyright:	MontaVista Software Inc.
+ */
+#ifndef __ASM_MACH_IRQS_H
+#define __ASM_MACH_IRQS_H
+
+#include <asm/irq.h>
+
+#define PXA_ISA_IRQ(x)	(x)
+#define PXA_IRQ(x)	(NR_IRQS_LEGACY + (x))
+
+#define IRQ_SSP3	PXA_IRQ(0)	/* SSP3 service request */
+#define IRQ_MSL		PXA_IRQ(1)	/* MSL Interface interrupt */
+#define IRQ_USBH2	PXA_IRQ(2)	/* USB Host interrupt 1 (OHCI,PXA27x) */
+#define IRQ_USBH1	PXA_IRQ(3)	/* USB Host interrupt 2 (non-OHCI,PXA27x) */
+#define IRQ_KEYPAD	PXA_IRQ(4)	/* Key pad controller */
+#define IRQ_MEMSTK	PXA_IRQ(5)	/* Memory Stick interrupt (PXA27x) */
+#define IRQ_ACIPC0	PXA_IRQ(5)	/* AP-CP Communication (PXA930) */
+#define IRQ_PWRI2C	PXA_IRQ(6)	/* Power I2C interrupt */
+#define IRQ_HWUART	PXA_IRQ(7)	/* HWUART Transmit/Receive/Error (PXA26x) */
+#define IRQ_OST_4_11	PXA_IRQ(7)	/* OS timer 4-11 matches (PXA27x) */
+#define	IRQ_GPIO0	PXA_IRQ(8)	/* GPIO0 Edge Detect */
+#define	IRQ_GPIO1	PXA_IRQ(9)	/* GPIO1 Edge Detect */
+#define	IRQ_GPIO_2_x	PXA_IRQ(10)	/* GPIO[2-x] Edge Detect */
+#define	IRQ_USB		PXA_IRQ(11)	/* USB Service */
+#define	IRQ_PMU		PXA_IRQ(12)	/* Performance Monitoring Unit */
+#define	IRQ_I2S		PXA_IRQ(13)	/* I2S Interrupt (PXA27x) */
+#define IRQ_SSP4	PXA_IRQ(13)	/* SSP4 service request (PXA3xx) */
+#define	IRQ_AC97	PXA_IRQ(14)	/* AC97 Interrupt */
+#define IRQ_ASSP	PXA_IRQ(15)	/* Audio SSP Service Request (PXA25x) */
+#define IRQ_USIM	PXA_IRQ(15)     /* Smart Card interface interrupt (PXA27x) */
+#define IRQ_NSSP	PXA_IRQ(16)	/* Network SSP Service Request (PXA25x) */
+#define IRQ_SSP2	PXA_IRQ(16)	/* SSP2 interrupt (PXA27x) */
+#define	IRQ_LCD		PXA_IRQ(17)	/* LCD Controller Service Request */
+#define	IRQ_I2C		PXA_IRQ(18)	/* I2C Service Request */
+#define	IRQ_ICP		PXA_IRQ(19)	/* ICP Transmit/Receive/Error */
+#define IRQ_ACIPC2	PXA_IRQ(19)	/* AP-CP Communication (PXA930) */
+#define	IRQ_STUART	PXA_IRQ(20)	/* STUART Transmit/Receive/Error */
+#define	IRQ_BTUART	PXA_IRQ(21)	/* BTUART Transmit/Receive/Error */
+#define	IRQ_FFUART	PXA_IRQ(22)	/* FFUART Transmit/Receive/Error*/
+#define	IRQ_MMC		PXA_IRQ(23)	/* MMC Status/Error Detection */
+#define	IRQ_SSP		PXA_IRQ(24)	/* SSP Service Request */
+#define	IRQ_DMA 	PXA_IRQ(25)	/* DMA Channel Service Request */
+#define	IRQ_OST0 	PXA_IRQ(26)	/* OS Timer match 0 */
+#define	IRQ_OST1 	PXA_IRQ(27)	/* OS Timer match 1 */
+#define	IRQ_OST2 	PXA_IRQ(28)	/* OS Timer match 2 */
+#define	IRQ_OST3 	PXA_IRQ(29)	/* OS Timer match 3 */
+#define	IRQ_RTC1Hz	PXA_IRQ(30)	/* RTC HZ Clock Tick */
+#define	IRQ_RTCAlrm	PXA_IRQ(31)	/* RTC Alarm */
+
+#define IRQ_TPM		PXA_IRQ(32)	/* TPM interrupt */
+#define IRQ_CAMERA	PXA_IRQ(33)	/* Camera Interface */
+#define IRQ_CIR		PXA_IRQ(34)	/* Consumer IR */
+#define IRQ_COMM_WDT	PXA_IRQ(35) 	/* Comm WDT interrupt */
+#define IRQ_TSI		PXA_IRQ(36)	/* Touch Screen Interface (PXA320) */
+#define IRQ_ENHROT	PXA_IRQ(37)	/* Enhanced Rotary (PXA930) */
+#define IRQ_USIM2	PXA_IRQ(38)	/* USIM2 Controller */
+#define IRQ_GCU		PXA_IRQ(39)	/* Graphics Controller (PXA3xx) */
+#define IRQ_ACIPC1	PXA_IRQ(40)	/* AP-CP Communication (PXA930) */
+#define IRQ_MMC2	PXA_IRQ(41)	/* MMC2 Controller */
+#define IRQ_TRKBALL	PXA_IRQ(43)	/* Track Ball (PXA930) */
+#define IRQ_1WIRE	PXA_IRQ(44)	/* 1-Wire Controller */
+#define IRQ_NAND	PXA_IRQ(45)	/* NAND Controller */
+#define IRQ_USB2	PXA_IRQ(46)	/* USB 2.0 Device Controller */
+#define IRQ_WAKEUP0	PXA_IRQ(49)	/* EXT_WAKEUP0 */
+#define IRQ_WAKEUP1	PXA_IRQ(50)	/* EXT_WAKEUP1 */
+#define IRQ_DMEMC	PXA_IRQ(51)	/* Dynamic Memory Controller */
+#define IRQ_MMC3	PXA_IRQ(55)	/* MMC3 Controller (PXA310) */
+
+#define IRQ_U2O		PXA_IRQ(64)	/* USB OTG 2.0 Controller (PXA935) */
+#define IRQ_U2H		PXA_IRQ(65)	/* USB Host 2.0 Controller (PXA935) */
+#define IRQ_PXA935_MMC0	PXA_IRQ(72)	/* MMC0 Controller (PXA935) */
+#define IRQ_PXA935_MMC1	PXA_IRQ(73)	/* MMC1 Controller (PXA935) */
+#define IRQ_PXA935_MMC2	PXA_IRQ(74)	/* MMC2 Controller (PXA935) */
+#define IRQ_U2P		PXA_IRQ(93)	/* USB PHY D+/D- Lines (PXA935) */
+
+#define PXA_GPIO_IRQ_BASE	PXA_IRQ(96)
+#define PXA_NR_BUILTIN_GPIO	(192)
+#define PXA_GPIO_TO_IRQ(x)	(PXA_GPIO_IRQ_BASE + (x))
+
+/*
+ * The following interrupts are for board specific purposes. Since
+ * the kernel can only run on one machine at a time, we can re-use
+ * these.
+ * By default, no board IRQ is reserved. It should be finished in
+ * custom board since sparse IRQ is already enabled.
+ */
+#define IRQ_BOARD_START		(PXA_GPIO_IRQ_BASE + PXA_NR_BUILTIN_GPIO)
+
+#define PXA_NR_IRQS		(IRQ_BOARD_START)
+
+#ifndef __ASSEMBLY__
+struct irq_data;
+struct pt_regs;
+
+void pxa_mask_irq(struct irq_data *);
+void pxa_unmask_irq(struct irq_data *);
+void icip_handle_irq(struct pt_regs *);
+void ichp_handle_irq(struct pt_regs *);
+
+void pxa_init_irq(int irq_nr, int (*set_wake)(struct irq_data *, unsigned int));
+#endif
+
+#endif /* __ASM_MACH_IRQS_H */

linux-7.2.3/arch/arm/mach-pxa/mfp-pxa25x.h

@@ -0,0 +1,193 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_ARCH_MFP_PXA25X_H
+#define __ASM_ARCH_MFP_PXA25X_H
+
+#include "mfp-pxa2xx.h"
+
+/* GPIO */
+#define GPIO2_GPIO		MFP_CFG_IN(GPIO2, AF0)
+#define GPIO3_GPIO		MFP_CFG_IN(GPIO3, AF0)
+#define GPIO4_GPIO		MFP_CFG_IN(GPIO4, AF0)
+#define GPIO5_GPIO		MFP_CFG_IN(GPIO5, AF0)
+#define GPIO6_GPIO		MFP_CFG_IN(GPIO6, AF0)
+#define GPIO7_GPIO		MFP_CFG_IN(GPIO7, AF0)
+#define GPIO8_GPIO		MFP_CFG_IN(GPIO8, AF0)
+
+#define GPIO1_RST		MFP_CFG_IN(GPIO1, AF1)
+
+/* Crystal and Clock Signals */
+#define GPIO10_RTCCLK		MFP_CFG_OUT(GPIO10, AF1, DRIVE_LOW)
+#define GPIO70_RTCCLK		MFP_CFG_OUT(GPIO70, AF1, DRIVE_LOW)
+#define GPIO7_48MHz		MFP_CFG_OUT(GPIO7,  AF1, DRIVE_LOW)
+#define GPIO11_3_6MHz		MFP_CFG_OUT(GPIO11, AF1, DRIVE_LOW)
+#define GPIO71_3_6MHz		MFP_CFG_OUT(GPIO71, AF1, DRIVE_LOW)
+#define GPIO12_32KHz		MFP_CFG_OUT(GPIO12, AF1, DRIVE_LOW)
+#define GPIO72_32kHz		MFP_CFG_OUT(GPIO72, AF1, DRIVE_LOW)
+
+/* SDRAM and Static Memory I/O Signals */
+#define GPIO15_nCS_1		MFP_CFG_OUT(GPIO15, AF2, DRIVE_HIGH)
+#define GPIO78_nCS_2		MFP_CFG_OUT(GPIO78, AF2, DRIVE_HIGH)
+#define GPIO79_nCS_3		MFP_CFG_OUT(GPIO79, AF2, DRIVE_HIGH)
+#define GPIO80_nCS_4		MFP_CFG_OUT(GPIO80, AF2, DRIVE_HIGH)
+#define GPIO33_nCS_5		MFP_CFG_OUT(GPIO33, AF2, DRIVE_HIGH)
+
+/* Miscellaneous I/O and DMA Signals */
+#define GPIO18_RDY		MFP_CFG_IN(GPIO18, AF1)
+#define GPIO20_DREQ_0		MFP_CFG_IN(GPIO20, AF1)
+#define GPIO19_DREQ_1		MFP_CFG_IN(GPIO19, AF1)
+
+/* Alternate Bus Master Mode I/O Signals */
+#define GPIO13_MBGNT		MFP_CFG_OUT(GPIO13, AF2, DRIVE_LOW)
+#define GPIO73_MBGNT		MFP_CFG_OUT(GPIO73, AF1, DRIVE_LOW)
+#define GPIO14_MBREQ		MFP_CFG_IN(GPIO14, AF1)
+#define GPIO66_MBREQ		MFP_CFG_IN(GPIO66, AF1)
+
+/* PC CARD */
+#define GPIO52_nPCE_1		MFP_CFG_OUT(GPIO52, AF2, DRIVE_HIGH)
+#define GPIO53_nPCE_2		MFP_CFG_OUT(GPIO53, AF2, DRIVE_HIGH)
+#define GPIO55_nPREG		MFP_CFG_OUT(GPIO55, AF2, DRIVE_HIGH)
+#define GPIO50_nPIOR		MFP_CFG_OUT(GPIO50, AF2, DRIVE_HIGH)
+#define GPIO51_nPIOW		MFP_CFG_OUT(GPIO51, AF2, DRIVE_HIGH)
+#define GPIO49_nPWE		MFP_CFG_OUT(GPIO49, AF2, DRIVE_HIGH)
+#define GPIO48_nPOE		MFP_CFG_OUT(GPIO48, AF2, DRIVE_HIGH)
+#define GPIO57_nIOIS16		MFP_CFG_IN(GPIO57, AF1)
+#define GPIO56_nPWAIT		MFP_CFG_IN(GPIO56, AF1)
+#define GPIO54_nPSKTSEL		MFP_CFG_OUT(GPIO54, AF2, DRIVE_HIGH)
+
+/* FFUART */
+#define GPIO34_FFUART_RXD	MFP_CFG_IN(GPIO34, AF1)
+#define GPIO35_FFUART_CTS	MFP_CFG_IN(GPIO35, AF1)
+#define GPIO36_FFUART_DCD	MFP_CFG_IN(GPIO36, AF1)
+#define GPIO37_FFUART_DSR	MFP_CFG_IN(GPIO37, AF1)
+#define GPIO38_FFUART_RI	MFP_CFG_IN(GPIO38, AF1)
+#define GPIO39_FFUART_TXD	MFP_CFG_OUT(GPIO39, AF2, DRIVE_HIGH)
+#define GPIO40_FFUART_DTR	MFP_CFG_OUT(GPIO40, AF2, DRIVE_HIGH)
+#define GPIO41_FFUART_RTS	MFP_CFG_OUT(GPIO41, AF2, DRIVE_HIGH)
+
+/* BTUART */
+#define GPIO42_BTUART_RXD	MFP_CFG_IN(GPIO42, AF1)
+#define GPIO43_BTUART_TXD	MFP_CFG_OUT(GPIO43, AF2, DRIVE_HIGH)
+#define GPIO44_BTUART_CTS	MFP_CFG_IN(GPIO44, AF1)
+#define GPIO45_BTUART_RTS	MFP_CFG_OUT(GPIO45, AF2, DRIVE_HIGH)
+
+/* STUART */
+#define GPIO46_STUART_RXD	MFP_CFG_IN(GPIO46, AF2)
+#define GPIO47_STUART_TXD	MFP_CFG_OUT(GPIO47, AF1, DRIVE_HIGH)
+
+/* HWUART */
+#define GPIO42_HWUART_RXD	MFP_CFG_IN(GPIO42, AF3)
+#define GPIO43_HWUART_TXD	MFP_CFG_OUT(GPIO43, AF3, DRIVE_HIGH)
+#define GPIO44_HWUART_CTS	MFP_CFG_IN(GPIO44, AF3)
+#define GPIO45_HWUART_RTS	MFP_CFG_OUT(GPIO45, AF3, DRIVE_HIGH)
+#define GPIO48_HWUART_TXD	MFP_CFG_OUT(GPIO48, AF1, DRIVE_HIGH)
+#define GPIO49_HWUART_RXD	MFP_CFG_IN(GPIO49, AF1)
+#define GPIO50_HWUART_CTS	MFP_CFG_IN(GPIO50, AF1)
+#define GPIO51_HWUART_RTS	MFP_CFG_OUT(GPIO51, AF1, DRIVE_HIGH)
+
+/* FICP */
+#define GPIO46_FICP_RXD		MFP_CFG_IN(GPIO46, AF1)
+#define GPIO47_FICP_TXD		MFP_CFG_OUT(GPIO47, AF2, DRIVE_HIGH)
+
+/* PWM 0/1 */
+#define GPIO16_PWM0_OUT		MFP_CFG_OUT(GPIO16, AF2, DRIVE_LOW)
+#define GPIO17_PWM1_OUT		MFP_CFG_OUT(GPIO17, AF2, DRIVE_LOW)
+
+/* AC97 */
+#define GPIO28_AC97_BITCLK	MFP_CFG_IN(GPIO28, AF1)
+#define GPIO29_AC97_SDATA_IN_0	MFP_CFG_IN(GPIO29, AF1)
+#define GPIO30_AC97_SDATA_OUT	MFP_CFG_OUT(GPIO30, AF2, DRIVE_LOW)
+#define GPIO31_AC97_SYNC	MFP_CFG_OUT(GPIO31, AF2, DRIVE_LOW)
+#define GPIO32_AC97_SDATA_IN_1	MFP_CFG_IN(GPIO32, AF1)
+
+/* I2S */
+#define GPIO28_I2S_BITCLK_IN	MFP_CFG_IN(GPIO28, AF2)
+#define GPIO28_I2S_BITCLK_OUT	MFP_CFG_OUT(GPIO28, AF1, DRIVE_LOW)
+#define GPIO29_I2S_SDATA_IN	MFP_CFG_IN(GPIO29, AF2)
+#define GPIO30_I2S_SDATA_OUT	MFP_CFG_OUT(GPIO30, AF1, DRIVE_LOW)
+#define GPIO31_I2S_SYNC		MFP_CFG_OUT(GPIO31, AF1, DRIVE_LOW)
+#define GPIO32_I2S_SYSCLK	MFP_CFG_OUT(GPIO32, AF1, DRIVE_LOW)
+
+/* SSP 1 */
+#define GPIO23_SSP1_SCLK	MFP_CFG_OUT(GPIO23, AF2, DRIVE_LOW)
+#define GPIO24_SSP1_SFRM	MFP_CFG_OUT(GPIO24, AF2, DRIVE_LOW)
+#define GPIO25_SSP1_TXD		MFP_CFG_OUT(GPIO25, AF2, DRIVE_LOW)
+#define GPIO26_SSP1_RXD		MFP_CFG_IN(GPIO26, AF1)
+#define GPIO27_SSP1_EXTCLK	MFP_CFG_IN(GPIO27, AF1)
+
+/* SSP 2 - NSSP */
+#define GPIO81_SSP2_CLK_OUT 	MFP_CFG_OUT(GPIO81, AF1, DRIVE_LOW)
+#define GPIO81_SSP2_CLK_IN  	MFP_CFG_IN(GPIO81, AF1)
+#define GPIO82_SSP2_FRM_OUT 	MFP_CFG_OUT(GPIO82, AF1, DRIVE_LOW)
+#define GPIO82_SSP2_FRM_IN  	MFP_CFG_IN(GPIO82, AF1)
+#define GPIO83_SSP2_TXD      	MFP_CFG_OUT(GPIO83, AF1, DRIVE_LOW)
+#define GPIO83_SSP2_RXD      	MFP_CFG_IN(GPIO83, AF2)
+#define GPIO84_SSP2_TXD      	MFP_CFG_OUT(GPIO84, AF1, DRIVE_LOW)
+#define GPIO84_SSP2_RXD      	MFP_CFG_IN(GPIO84, AF2)
+
+/* MMC */
+#define GPIO6_MMC_CLK		MFP_CFG_OUT(GPIO6, AF1, DRIVE_LOW)
+#define GPIO8_MMC_CS0		MFP_CFG_OUT(GPIO8, AF1, DRIVE_LOW)
+#define GPIO9_MMC_CS1		MFP_CFG_OUT(GPIO9, AF1, DRIVE_LOW)
+#define GPIO34_MMC_CS0		MFP_CFG_OUT(GPIO34, AF2, DRIVE_LOW)
+#define GPIO39_MMC_CS1		MFP_CFG_OUT(GPIO39, AF1, DRIVE_LOW)
+#define GPIO53_MMC_CLK		MFP_CFG_OUT(GPIO53, AF1, DRIVE_LOW)
+#define GPIO54_MMC_CLK		MFP_CFG_OUT(GPIO54, AF1, DRIVE_LOW)
+#define GPIO69_MMC_CLK		MFP_CFG_OUT(GPIO69, AF1, DRIVE_LOW)
+#define GPIO67_MMC_CS0		MFP_CFG_OUT(GPIO67, AF1, DRIVE_LOW)
+#define GPIO68_MMC_CS1		MFP_CFG_OUT(GPIO68, AF1, DRIVE_LOW)
+
+/* LCD */
+#define GPIO58_LCD_LDD_0	MFP_CFG_OUT(GPIO58, AF2, DRIVE_LOW)
+#define GPIO59_LCD_LDD_1	MFP_CFG_OUT(GPIO59, AF2, DRIVE_LOW)
+#define GPIO60_LCD_LDD_2	MFP_CFG_OUT(GPIO60, AF2, DRIVE_LOW)
+#define GPIO61_LCD_LDD_3	MFP_CFG_OUT(GPIO61, AF2, DRIVE_LOW)
+#define GPIO62_LCD_LDD_4	MFP_CFG_OUT(GPIO62, AF2, DRIVE_LOW)
+#define GPIO63_LCD_LDD_5	MFP_CFG_OUT(GPIO63, AF2, DRIVE_LOW)
+#define GPIO64_LCD_LDD_6	MFP_CFG_OUT(GPIO64, AF2, DRIVE_LOW)
+#define GPIO65_LCD_LDD_7	MFP_CFG_OUT(GPIO65, AF2, DRIVE_LOW)
+#define GPIO66_LCD_LDD_8	MFP_CFG_OUT(GPIO66, AF2, DRIVE_LOW)
+#define GPIO67_LCD_LDD_9	MFP_CFG_OUT(GPIO67, AF2, DRIVE_LOW)
+#define GPIO68_LCD_LDD_10	MFP_CFG_OUT(GPIO68, AF2, DRIVE_LOW)
+#define GPIO69_LCD_LDD_11	MFP_CFG_OUT(GPIO69, AF2, DRIVE_LOW)
+#define GPIO70_LCD_LDD_12	MFP_CFG_OUT(GPIO70, AF2, DRIVE_LOW)
+#define GPIO71_LCD_LDD_13	MFP_CFG_OUT(GPIO71, AF2, DRIVE_LOW)
+#define GPIO72_LCD_LDD_14	MFP_CFG_OUT(GPIO72, AF2, DRIVE_LOW)
+#define GPIO73_LCD_LDD_15	MFP_CFG_OUT(GPIO73, AF2, DRIVE_LOW)
+#define GPIO74_LCD_FCLK		MFP_CFG_OUT(GPIO74, AF2, DRIVE_LOW)
+#define GPIO75_LCD_LCLK		MFP_CFG_OUT(GPIO75, AF2, DRIVE_LOW)
+#define GPIO76_LCD_PCLK		MFP_CFG_OUT(GPIO76, AF2, DRIVE_LOW)
+#define GPIO77_LCD_BIAS		MFP_CFG_OUT(GPIO77, AF2, DRIVE_LOW)
+
+/* commonly used pin configurations */
+#define GPIOxx_LCD_16BPP	\
+	GPIO58_LCD_LDD_0,	\
+	GPIO59_LCD_LDD_1,	\
+	GPIO60_LCD_LDD_2,	\
+	GPIO61_LCD_LDD_3,	\
+	GPIO62_LCD_LDD_4,	\
+	GPIO63_LCD_LDD_5,	\
+	GPIO64_LCD_LDD_6,	\
+	GPIO65_LCD_LDD_7,	\
+	GPIO66_LCD_LDD_8,	\
+	GPIO67_LCD_LDD_9,	\
+	GPIO68_LCD_LDD_10,	\
+	GPIO69_LCD_LDD_11,	\
+	GPIO70_LCD_LDD_12,	\
+	GPIO71_LCD_LDD_13,	\
+	GPIO72_LCD_LDD_14,	\
+	GPIO73_LCD_LDD_15
+
+#define GPIOxx_LCD_DSTN_16BPP	\
+	GPIOxx_LCD_16BPP,	\
+	GPIO74_LCD_FCLK,	\
+	GPIO75_LCD_LCLK,	\
+	GPIO76_LCD_PCLK
+
+#define GPIOxx_LCD_TFT_16BPP	\
+	GPIOxx_LCD_16BPP,	\
+	GPIO74_LCD_FCLK,	\
+	GPIO75_LCD_LCLK,	\
+	GPIO76_LCD_PCLK,	\
+	GPIO77_LCD_BIAS
+
+#endif /* __ASM_ARCH_MFP_PXA25X_H */

linux-7.2.3/arch/arm/mach-pxa/mfp-pxa27x.h

@@ -0,0 +1,472 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_ARCH_MFP_PXA27X_H
+#define __ASM_ARCH_MFP_PXA27X_H
+
+/*
+ * NOTE:  for those special-function bidirectional GPIOs, as described
+ * in the "PXA27x Developer's Manual" Section 24.4.2.1, only its input
+ * alternative is preserved, the direction is actually selected by the
+ * specific controller, and this should work in most cases.
+ */
+
+#include "mfp-pxa2xx.h"
+
+/* Note: GPIO3/GPIO4 will be driven by Power I2C when PCFR/PI2C_EN
+ * bit is set, regardless of the GPIO configuration
+ */
+#define GPIO3_GPIO		MFP_CFG_IN(GPIO3, AF0)
+#define GPIO4_GPIO		MFP_CFG_IN(GPIO4, AF0)
+
+/* GPIO */
+#define GPIO85_GPIO		MFP_CFG_IN(GPIO85, AF0)
+#define GPIO86_GPIO		MFP_CFG_IN(GPIO86, AF0)
+#define GPIO87_GPIO		MFP_CFG_IN(GPIO87, AF0)
+#define GPIO88_GPIO		MFP_CFG_IN(GPIO88, AF0)
+#define GPIO89_GPIO		MFP_CFG_IN(GPIO89, AF0)
+#define GPIO90_GPIO		MFP_CFG_IN(GPIO90, AF0)
+#define GPIO91_GPIO		MFP_CFG_IN(GPIO91, AF0)
+#define GPIO92_GPIO		MFP_CFG_IN(GPIO92, AF0)
+#define GPIO93_GPIO		MFP_CFG_IN(GPIO93, AF0)
+#define GPIO94_GPIO		MFP_CFG_IN(GPIO94, AF0)
+#define GPIO95_GPIO		MFP_CFG_IN(GPIO95, AF0)
+#define GPIO96_GPIO		MFP_CFG_IN(GPIO96, AF0)
+#define GPIO97_GPIO		MFP_CFG_IN(GPIO97, AF0)
+#define GPIO98_GPIO		MFP_CFG_IN(GPIO98, AF0)
+#define GPIO99_GPIO		MFP_CFG_IN(GPIO99, AF0)
+#define GPIO100_GPIO		MFP_CFG_IN(GPIO100, AF0)
+#define GPIO101_GPIO		MFP_CFG_IN(GPIO101, AF0)
+#define GPIO102_GPIO		MFP_CFG_IN(GPIO102, AF0)
+#define GPIO103_GPIO		MFP_CFG_IN(GPIO103, AF0)
+#define GPIO104_GPIO		MFP_CFG_IN(GPIO104, AF0)
+#define GPIO105_GPIO		MFP_CFG_IN(GPIO105, AF0)
+#define GPIO106_GPIO		MFP_CFG_IN(GPIO106, AF0)
+#define GPIO107_GPIO		MFP_CFG_IN(GPIO107, AF0)
+#define GPIO108_GPIO		MFP_CFG_IN(GPIO108, AF0)
+#define GPIO109_GPIO		MFP_CFG_IN(GPIO109, AF0)
+#define GPIO110_GPIO		MFP_CFG_IN(GPIO110, AF0)
+#define GPIO111_GPIO		MFP_CFG_IN(GPIO111, AF0)
+#define GPIO112_GPIO		MFP_CFG_IN(GPIO112, AF0)
+#define GPIO113_GPIO		MFP_CFG_IN(GPIO113, AF0)
+#define GPIO114_GPIO		MFP_CFG_IN(GPIO114, AF0)
+#define GPIO115_GPIO		MFP_CFG_IN(GPIO115, AF0)
+#define GPIO116_GPIO		MFP_CFG_IN(GPIO116, AF0)
+#define GPIO117_GPIO		MFP_CFG_IN(GPIO117, AF0)
+#define GPIO118_GPIO		MFP_CFG_IN(GPIO118, AF0)
+#define GPIO119_GPIO		MFP_CFG_IN(GPIO119, AF0)
+#define GPIO120_GPIO		MFP_CFG_IN(GPIO120, AF0)
+
+/* Crystal and Clock Signals */
+#define GPIO9_HZ_CLK		MFP_CFG_OUT(GPIO9,  AF1, DRIVE_LOW)
+#define GPIO10_HZ_CLK		MFP_CFG_OUT(GPIO10, AF1, DRIVE_LOW)
+#define GPIO11_48_MHz		MFP_CFG_OUT(GPIO11, AF3, DRIVE_LOW)
+#define GPIO12_48_MHz		MFP_CFG_OUT(GPIO12, AF3, DRIVE_LOW)
+#define GPIO13_CLK_EXT		MFP_CFG_IN(GPIO13, AF1)
+
+/* OS Timer Signals */
+#define GPIO11_EXT_SYNC_0	MFP_CFG_IN(GPIO11, AF1)
+#define GPIO12_EXT_SYNC_1	MFP_CFG_IN(GPIO12, AF1)
+#define GPIO9_CHOUT_0		MFP_CFG_OUT(GPIO9,  AF3, DRIVE_LOW)
+#define GPIO10_CHOUT_1		MFP_CFG_OUT(GPIO10, AF3, DRIVE_LOW)
+#define GPIO11_CHOUT_0		MFP_CFG_OUT(GPIO11, AF1, DRIVE_LOW)
+#define GPIO12_CHOUT_1		MFP_CFG_OUT(GPIO12, AF1, DRIVE_LOW)
+
+/* SDRAM and Static Memory I/O Signals */
+#define GPIO20_nSDCS_2		MFP_CFG_OUT(GPIO20, AF1, DRIVE_HIGH)
+#define GPIO21_nSDCS_3		MFP_CFG_OUT(GPIO21, AF1, DRIVE_HIGH)
+#define GPIO15_nCS_1		MFP_CFG_OUT(GPIO15, AF2, DRIVE_HIGH)
+#define GPIO78_nCS_2		MFP_CFG_OUT(GPIO78, AF2, DRIVE_HIGH)
+#define GPIO79_nCS_3		MFP_CFG_OUT(GPIO79, AF2, DRIVE_HIGH)
+#define GPIO80_nCS_4		MFP_CFG_OUT(GPIO80, AF2, DRIVE_HIGH)
+#define GPIO33_nCS_5		MFP_CFG_OUT(GPIO33, AF2, DRIVE_HIGH)
+
+/* Miscellaneous I/O and DMA Signals */
+#define GPIO21_DVAL_0		MFP_CFG_OUT(GPIO21, AF2, DRIVE_HIGH)
+#define GPIO116_DVAL_0		MFP_CFG_OUT(GPIO116, AF1, DRIVE_HIGH)
+#define GPIO33_DVAL_1		MFP_CFG_OUT(GPIO33, AF1, DRIVE_HIGH)
+#define GPIO96_DVAL_1		MFP_CFG_OUT(GPIO96, AF2, DRIVE_HIGH)
+#define GPIO18_RDY		MFP_CFG_IN(GPIO18, AF1)
+#define GPIO20_DREQ_0		MFP_CFG_IN(GPIO20, AF1)
+#define GPIO115_DREQ_0		MFP_CFG_IN(GPIO115, AF1)
+#define GPIO80_DREQ_1		MFP_CFG_IN(GPIO80, AF1)
+#define GPIO97_DREQ_1		MFP_CFG_IN(GPIO97, AF2)
+#define GPIO85_DREQ_2		MFP_CFG_IN(GPIO85, AF2)
+#define GPIO100_DREQ_2		MFP_CFG_IN(GPIO100, AF2)
+
+/* Alternate Bus Master Mode I/O Signals */
+#define GPIO20_MBREQ		MFP_CFG_IN(GPIO20, AF2)
+#define GPIO80_MBREQ		MFP_CFG_IN(GPIO80, AF2)
+#define GPIO96_MBREQ		MFP_CFG_IN(GPIO96, AF2)
+#define GPIO115_MBREQ		MFP_CFG_IN(GPIO115, AF3)
+#define GPIO21_MBGNT		MFP_CFG_OUT(GPIO21, AF3, DRIVE_LOW)
+#define GPIO33_MBGNT		MFP_CFG_OUT(GPIO33, AF3, DRIVE_LOW)
+#define GPIO97_MBGNT		MFP_CFG_OUT(GPIO97, AF2, DRIVE_LOW)
+#define GPIO116_MBGNT		MFP_CFG_OUT(GPIO116, AF3, DRIVE_LOW)
+
+/* PC CARD */
+#define GPIO15_nPCE_1		MFP_CFG_OUT(GPIO15, AF1, DRIVE_HIGH)
+#define GPIO85_nPCE_1		MFP_CFG_OUT(GPIO85, AF1, DRIVE_HIGH)
+#define GPIO86_nPCE_1		MFP_CFG_OUT(GPIO86, AF1, DRIVE_HIGH)
+#define GPIO102_nPCE_1		MFP_CFG_OUT(GPIO102, AF1, DRIVE_HIGH)
+#define GPIO54_nPCE_2		MFP_CFG_OUT(GPIO54, AF2, DRIVE_HIGH)
+#define GPIO78_nPCE_2		MFP_CFG_OUT(GPIO78, AF1, DRIVE_HIGH)
+#define GPIO87_nPCE_2		MFP_CFG_IN(GPIO87, AF1)
+#define GPIO55_nPREG		MFP_CFG_OUT(GPIO55, AF2, DRIVE_HIGH)
+#define GPIO50_nPIOR		MFP_CFG_OUT(GPIO50, AF2, DRIVE_HIGH)
+#define GPIO51_nPIOW		MFP_CFG_OUT(GPIO51, AF2, DRIVE_HIGH)
+#define GPIO49_nPWE		MFP_CFG_OUT(GPIO49, AF2, DRIVE_HIGH)
+#define GPIO48_nPOE		MFP_CFG_OUT(GPIO48, AF2, DRIVE_HIGH)
+#define GPIO57_nIOIS16		MFP_CFG_IN(GPIO57, AF1)
+#define GPIO56_nPWAIT		MFP_CFG_IN(GPIO56, AF1)
+#define GPIO79_PSKTSEL		MFP_CFG_OUT(GPIO79, AF1, DRIVE_HIGH)
+#define GPIO104_PSKTSEL		MFP_CFG_OUT(GPIO104, AF1, DRIVE_HIGH)
+
+/* I2C */
+#define GPIO117_I2C_SCL		MFP_CFG_IN(GPIO117, AF1)
+#define GPIO118_I2C_SDA		MFP_CFG_IN(GPIO118, AF1)
+
+/* FFUART */
+#define GPIO9_FFUART_CTS	MFP_CFG_IN(GPIO9, AF3)
+#define GPIO26_FFUART_CTS	MFP_CFG_IN(GPIO26, AF3)
+#define GPIO35_FFUART_CTS	MFP_CFG_IN(GPIO35, AF1)
+#define GPIO100_FFUART_CTS	MFP_CFG_IN(GPIO100, AF3)
+#define GPIO10_FFUART_DCD	MFP_CFG_IN(GPIO10, AF1)
+#define GPIO36_FFUART_DCD	MFP_CFG_IN(GPIO36, AF1)
+#define GPIO33_FFUART_DSR	MFP_CFG_IN(GPIO33, AF2)
+#define GPIO37_FFUART_DSR	MFP_CFG_IN(GPIO37, AF1)
+#define GPIO38_FFUART_RI	MFP_CFG_IN(GPIO38, AF1)
+#define GPIO89_FFUART_RI	MFP_CFG_IN(GPIO89, AF3)
+#define GPIO19_FFUART_RXD	MFP_CFG_IN(GPIO19, AF3)
+#define GPIO33_FFUART_RXD	MFP_CFG_IN(GPIO33, AF1)
+#define GPIO34_FFUART_RXD	MFP_CFG_IN(GPIO34, AF1)
+#define GPIO41_FFUART_RXD	MFP_CFG_IN(GPIO41, AF1)
+#define GPIO53_FFUART_RXD	MFP_CFG_IN(GPIO53, AF1)
+#define GPIO85_FFUART_RXD	MFP_CFG_IN(GPIO85, AF1)
+#define GPIO96_FFUART_RXD	MFP_CFG_IN(GPIO96, AF3)
+#define GPIO102_FFUART_RXD	MFP_CFG_IN(GPIO102, AF3)
+#define GPIO16_FFUART_TXD	MFP_CFG_OUT(GPIO16, AF3, DRIVE_HIGH)
+#define GPIO37_FFUART_TXD	MFP_CFG_OUT(GPIO37, AF3, DRIVE_HIGH)
+#define GPIO39_FFUART_TXD	MFP_CFG_OUT(GPIO39, AF2, DRIVE_HIGH)
+#define GPIO83_FFUART_TXD	MFP_CFG_OUT(GPIO83, AF2, DRIVE_HIGH)
+#define GPIO99_FFUART_TXD	MFP_CFG_OUT(GPIO99, AF3, DRIVE_HIGH)
+#define GPIO27_FFUART_RTS	MFP_CFG_OUT(GPIO27, AF3, DRIVE_HIGH)
+#define GPIO41_FFUART_RTS	MFP_CFG_OUT(GPIO41, AF2, DRIVE_HIGH)
+#define GPIO83_FFUART_RTS	MFP_CFG_OUT(GPIO83, AF3, DRIVE_HIGH)
+#define GPIO98_FFUART_RTS	MFP_CFG_OUT(GPIO98, AF3, DRIVE_HIGH)
+#define GPIO40_FFUART_DTR	MFP_CFG_OUT(GPIO40, AF2, DRIVE_HIGH)
+#define GPIO82_FFUART_DTR	MFP_CFG_OUT(GPIO82, AF3, DRIVE_HIGH)
+
+/* BTUART */
+#define GPIO44_BTUART_CTS	MFP_CFG_IN(GPIO44, AF1)
+#define GPIO42_BTUART_RXD	MFP_CFG_IN(GPIO42, AF1)
+#define GPIO45_BTUART_RTS	MFP_CFG_OUT(GPIO45, AF2, DRIVE_HIGH)
+#define GPIO45_BTUART_RTS_LPM_LOW	MFP_CFG_OUT(GPIO45, AF2, DRIVE_LOW)
+#define GPIO43_BTUART_TXD	MFP_CFG_OUT(GPIO43, AF2, DRIVE_HIGH)
+#define GPIO43_BTUART_TXD_LPM_LOW	MFP_CFG_OUT(GPIO43, AF2, DRIVE_LOW)
+
+/* STUART */
+#define GPIO46_STUART_RXD	MFP_CFG_IN(GPIO46, AF2)
+#define GPIO47_STUART_TXD	MFP_CFG_OUT(GPIO47, AF1, DRIVE_HIGH)
+
+/* FICP */
+#define GPIO42_FICP_RXD		MFP_CFG_IN(GPIO42, AF2)
+#define GPIO46_FICP_RXD		MFP_CFG_IN(GPIO46, AF1)
+#define GPIO43_FICP_TXD		MFP_CFG_OUT(GPIO43, AF1, DRIVE_HIGH)
+#define GPIO47_FICP_TXD		MFP_CFG_OUT(GPIO47, AF2, DRIVE_HIGH)
+
+/* PWM 0/1/2/3 */
+#define GPIO11_PWM2_OUT		MFP_CFG_OUT(GPIO11, AF2, DRIVE_LOW)
+#define GPIO12_PWM3_OUT		MFP_CFG_OUT(GPIO12, AF2, DRIVE_LOW)
+#define GPIO16_PWM0_OUT		MFP_CFG_OUT(GPIO16, AF2, DRIVE_LOW)
+#define GPIO17_PWM1_OUT		MFP_CFG_OUT(GPIO17, AF2, DRIVE_LOW)
+#define GPIO38_PWM1_OUT		MFP_CFG_OUT(GPIO38, AF3, DRIVE_LOW)
+#define GPIO46_PWM2_OUT		MFP_CFG_OUT(GPIO46, AF2, DRIVE_LOW)
+#define GPIO47_PWM3_OUT		MFP_CFG_OUT(GPIO47, AF3, DRIVE_LOW)
+#define GPIO79_PWM2_OUT		MFP_CFG_OUT(GPIO79, AF3, DRIVE_LOW)
+#define GPIO80_PWM3_OUT		MFP_CFG_OUT(GPIO80, AF3, DRIVE_LOW)
+#define GPIO115_PWM1_OUT	MFP_CFG_OUT(GPIO115, AF3, DRIVE_LOW)
+
+/* AC97 */
+#define GPIO31_AC97_SYNC	MFP_CFG_OUT(GPIO31, AF2, DRIVE_LOW)
+#define GPIO94_AC97_SYNC	MFP_CFG_OUT(GPIO94, AF1, DRIVE_LOW)
+#define GPIO30_AC97_SDATA_OUT	MFP_CFG_OUT(GPIO30, AF2, DRIVE_LOW)
+#define GPIO93_AC97_SDATA_OUT	MFP_CFG_OUT(GPIO93, AF1, DRIVE_LOW)
+#define GPIO45_AC97_SYSCLK	MFP_CFG_OUT(GPIO45, AF1, DRIVE_LOW)
+#define GPIO89_AC97_SYSCLK	MFP_CFG_OUT(GPIO89, AF1, DRIVE_LOW)
+#define GPIO98_AC97_SYSCLK	MFP_CFG_OUT(GPIO98, AF1, DRIVE_LOW)
+#define GPIO95_AC97_nRESET	MFP_CFG_OUT(GPIO95, AF1, DRIVE_LOW)
+#define GPIO113_AC97_nRESET	MFP_CFG_OUT(GPIO113, AF2, DRIVE_LOW)
+#define GPIO28_AC97_BITCLK	MFP_CFG_IN(GPIO28, AF1)
+#define GPIO29_AC97_SDATA_IN_0	MFP_CFG_IN(GPIO29, AF1)
+#define GPIO116_AC97_SDATA_IN_0	MFP_CFG_IN(GPIO116, AF2)
+#define GPIO99_AC97_SDATA_IN_1	MFP_CFG_IN(GPIO99, AF2)
+
+/* I2S */
+#define GPIO28_I2S_BITCLK_IN	MFP_CFG_IN(GPIO28, AF2)
+#define GPIO28_I2S_BITCLK_OUT	MFP_CFG_OUT(GPIO28, AF1, DRIVE_LOW)
+#define GPIO29_I2S_SDATA_IN	MFP_CFG_IN(GPIO29, AF2)
+#define GPIO30_I2S_SDATA_OUT	MFP_CFG_OUT(GPIO30, AF1, DRIVE_LOW)
+#define GPIO31_I2S_SYNC		MFP_CFG_OUT(GPIO31, AF1, DRIVE_LOW)
+#define GPIO113_I2S_SYSCLK	MFP_CFG_OUT(GPIO113, AF1, DRIVE_LOW)
+
+/* SSP 1 */
+#define GPIO23_SSP1_SCLK_IN	MFP_CFG_IN(GPIO23, AF2)
+#define GPIO23_SSP1_SCLK	MFP_CFG_OUT(GPIO23, AF2, DRIVE_LOW)
+#define GPIO29_SSP1_SCLK	MFP_CFG_IN(GPIO29, AF3)
+#define GPIO27_SSP1_SYSCLK	MFP_CFG_OUT(GPIO27, AF1, DRIVE_LOW)
+#define GPIO53_SSP1_SYSCLK	MFP_CFG_OUT(GPIO53, AF3, DRIVE_LOW)
+#define GPIO24_SSP1_SFRM	MFP_CFG_IN(GPIO24, AF2)
+#define GPIO28_SSP1_SFRM	MFP_CFG_IN(GPIO28, AF3)
+#define GPIO25_SSP1_TXD		MFP_CFG_OUT(GPIO25, AF2, DRIVE_LOW)
+#define GPIO57_SSP1_TXD		MFP_CFG_OUT(GPIO57, AF3, DRIVE_LOW)
+#define GPIO26_SSP1_RXD		MFP_CFG_IN(GPIO26, AF1)
+#define GPIO27_SSP1_SCLKEN	MFP_CFG_IN(GPIO27, AF2)
+
+/* SSP 2 */
+#define GPIO19_SSP2_SCLK	MFP_CFG_IN(GPIO19, AF1)
+#define GPIO22_SSP2_SCLK	MFP_CFG_IN(GPIO22, AF3)
+#define GPIO29_SSP2_SCLK	MFP_CFG_OUT(GPIO29, AF3, DRIVE_LOW)
+#define GPIO36_SSP2_SCLK	MFP_CFG_IN(GPIO36, AF2)
+#define GPIO50_SSP2_SCLK	MFP_CFG_IN(GPIO50, AF3)
+#define GPIO22_SSP2_SYSCLK	MFP_CFG_OUT(GPIO22, AF2, DRIVE_LOW)
+#define GPIO14_SSP2_SFRM	MFP_CFG_IN(GPIO14, AF2)
+#define GPIO37_SSP2_SFRM	MFP_CFG_IN(GPIO37, AF2)
+#define GPIO87_SSP2_SFRM	MFP_CFG_OUT(GPIO87, AF3, DRIVE_LOW)
+#define GPIO88_SSP2_SFRM	MFP_CFG_IN(GPIO88, AF3)
+#define GPIO13_SSP2_TXD		MFP_CFG_OUT(GPIO13, AF1, DRIVE_LOW)
+#define GPIO38_SSP2_TXD		MFP_CFG_OUT(GPIO38, AF2, DRIVE_LOW)
+#define GPIO87_SSP2_TXD		MFP_CFG_OUT(GPIO87, AF1, DRIVE_LOW)
+#define GPIO89_SSP2_TXD		MFP_CFG_OUT(GPIO89, AF3, DRIVE_LOW)
+#define GPIO11_SSP2_RXD		MFP_CFG_IN(GPIO11, AF2)
+#define GPIO29_SSP2_RXD		MFP_CFG_OUT(GPIO29, AF1, DRIVE_LOW)
+#define GPIO40_SSP2_RXD		MFP_CFG_IN(GPIO40, AF1)
+#define GPIO86_SSP2_RXD		MFP_CFG_IN(GPIO86, AF1)
+#define GPIO88_SSP2_RXD		MFP_CFG_IN(GPIO88, AF2)
+#define GPIO22_SSP2_EXTCLK	MFP_CFG_IN(GPIO22, AF1)
+#define GPIO27_SSP2_EXTCLK	MFP_CFG_IN(GPIO27, AF1)
+#define GPIO22_SSP2_SCLKEN	MFP_CFG_IN(GPIO22, AF2)
+#define GPIO23_SSP2_SCLKEN	MFP_CFG_IN(GPIO23, AF2)
+
+/* SSP 3 */
+#define GPIO34_SSP3_SCLK	MFP_CFG_IN(GPIO34, AF3)
+#define GPIO40_SSP3_SCLK	MFP_CFG_OUT(GPIO40, AF3, DRIVE_LOW)
+#define GPIO52_SSP3_SCLK	MFP_CFG_IN(GPIO52, AF2)
+#define GPIO84_SSP3_SCLK	MFP_CFG_IN(GPIO84, AF1)
+#define GPIO45_SSP3_SYSCLK	MFP_CFG_OUT(GPIO45, AF3, DRIVE_LOW)
+#define GPIO35_SSP3_SFRM	MFP_CFG_IN(GPIO35, AF3)
+#define GPIO39_SSP3_SFRM	MFP_CFG_IN(GPIO39, AF3)
+#define GPIO83_SSP3_SFRM	MFP_CFG_IN(GPIO83, AF1)
+#define GPIO35_SSP3_TXD		MFP_CFG_OUT(GPIO35, AF3, DRIVE_LOW)
+#define GPIO38_SSP3_TXD		MFP_CFG_OUT(GPIO38, AF1, DRIVE_LOW)
+#define GPIO81_SSP3_TXD		MFP_CFG_OUT(GPIO81, AF1, DRIVE_LOW)
+#define GPIO41_SSP3_RXD		MFP_CFG_IN(GPIO41, AF3)
+#define GPIO82_SSP3_RXD		MFP_CFG_IN(GPIO82, AF1)
+#define GPIO89_SSP3_RXD		MFP_CFG_IN(GPIO89, AF1)
+
+/* MMC */
+#define GPIO32_MMC_CLK		MFP_CFG_OUT(GPIO32, AF2, DRIVE_LOW)
+#define GPIO92_MMC_DAT_0	MFP_CFG_IN(GPIO92, AF1)
+#define GPIO109_MMC_DAT_1	MFP_CFG_IN(GPIO109, AF1)
+#define GPIO110_MMC_DAT_2	MFP_CFG_IN(GPIO110, AF1)
+#define GPIO111_MMC_DAT_3	MFP_CFG_IN(GPIO111, AF1)
+#define GPIO112_MMC_CMD		MFP_CFG_IN(GPIO112, AF1)
+
+/* LCD */
+#define GPIO58_LCD_LDD_0	MFP_CFG_OUT(GPIO58, AF2, DRIVE_LOW)
+#define GPIO59_LCD_LDD_1	MFP_CFG_OUT(GPIO59, AF2, DRIVE_LOW)
+#define GPIO60_LCD_LDD_2	MFP_CFG_OUT(GPIO60, AF2, DRIVE_LOW)
+#define GPIO61_LCD_LDD_3	MFP_CFG_OUT(GPIO61, AF2, DRIVE_LOW)
+#define GPIO62_LCD_LDD_4	MFP_CFG_OUT(GPIO62, AF2, DRIVE_LOW)
+#define GPIO63_LCD_LDD_5	MFP_CFG_OUT(GPIO63, AF2, DRIVE_LOW)
+#define GPIO64_LCD_LDD_6	MFP_CFG_OUT(GPIO64, AF2, DRIVE_LOW)
+#define GPIO65_LCD_LDD_7	MFP_CFG_OUT(GPIO65, AF2, DRIVE_LOW)
+#define GPIO66_LCD_LDD_8	MFP_CFG_OUT(GPIO66, AF2, DRIVE_LOW)
+#define GPIO67_LCD_LDD_9	MFP_CFG_OUT(GPIO67, AF2, DRIVE_LOW)
+#define GPIO68_LCD_LDD_10	MFP_CFG_OUT(GPIO68, AF2, DRIVE_LOW)
+#define GPIO69_LCD_LDD_11	MFP_CFG_OUT(GPIO69, AF2, DRIVE_LOW)
+#define GPIO70_LCD_LDD_12	MFP_CFG_OUT(GPIO70, AF2, DRIVE_LOW)
+#define GPIO71_LCD_LDD_13	MFP_CFG_OUT(GPIO71, AF2, DRIVE_LOW)
+#define GPIO72_LCD_LDD_14	MFP_CFG_OUT(GPIO72, AF2, DRIVE_LOW)
+#define GPIO73_LCD_LDD_15	MFP_CFG_OUT(GPIO73, AF2, DRIVE_LOW)
+#define GPIO86_LCD_LDD_16	MFP_CFG_OUT(GPIO86, AF2, DRIVE_LOW)
+#define GPIO87_LCD_LDD_17	MFP_CFG_OUT(GPIO87, AF2, DRIVE_LOW)
+#define GPIO74_LCD_FCLK		MFP_CFG_OUT(GPIO74, AF2, DRIVE_LOW)
+#define GPIO75_LCD_LCLK		MFP_CFG_OUT(GPIO75, AF2, DRIVE_LOW)
+#define GPIO76_LCD_PCLK		MFP_CFG_OUT(GPIO76, AF2, DRIVE_LOW)
+#define GPIO77_LCD_BIAS		MFP_CFG_OUT(GPIO77, AF2, DRIVE_LOW)
+#define GPIO14_LCD_VSYNC	MFP_CFG_IN(GPIO14, AF1)
+#define GPIO19_LCD_CS		MFP_CFG_OUT(GPIO19, AF2, DRIVE_LOW)
+
+/* Keypad */
+#define GPIO93_KP_DKIN_0	MFP_CFG_IN(GPIO93, AF1)
+#define GPIO94_KP_DKIN_1	MFP_CFG_IN(GPIO94, AF1)
+#define GPIO95_KP_DKIN_2	MFP_CFG_IN(GPIO95, AF1)
+#define GPIO96_KP_DKIN_3	MFP_CFG_IN(GPIO96, AF1)
+#define GPIO97_KP_DKIN_4	MFP_CFG_IN(GPIO97, AF1)
+#define GPIO98_KP_DKIN_5	MFP_CFG_IN(GPIO98, AF1)
+#define GPIO99_KP_DKIN_6	MFP_CFG_IN(GPIO99, AF1)
+#define GPIO13_KP_KDIN_7	MFP_CFG_IN(GPIO13, AF2)
+#define GPIO100_KP_MKIN_0	MFP_CFG_IN(GPIO100, AF1)
+#define GPIO101_KP_MKIN_1	MFP_CFG_IN(GPIO101, AF1)
+#define GPIO102_KP_MKIN_2	MFP_CFG_IN(GPIO102, AF1)
+#define GPIO34_KP_MKIN_3	MFP_CFG_IN(GPIO34, AF2)
+#define GPIO37_KP_MKIN_3	MFP_CFG_IN(GPIO37, AF3)
+#define GPIO97_KP_MKIN_3	MFP_CFG_IN(GPIO97, AF3)
+#define GPIO98_KP_MKIN_4	MFP_CFG_IN(GPIO98, AF3)
+#define GPIO38_KP_MKIN_4	MFP_CFG_IN(GPIO38, AF2)
+#define GPIO39_KP_MKIN_4	MFP_CFG_IN(GPIO39, AF1)
+#define GPIO16_KP_MKIN_5	MFP_CFG_IN(GPIO16, AF1)
+#define GPIO90_KP_MKIN_5	MFP_CFG_IN(GPIO90, AF1)
+#define GPIO99_KP_MKIN_5	MFP_CFG_IN(GPIO99, AF3)
+#define GPIO17_KP_MKIN_6	MFP_CFG_IN(GPIO17, AF1)
+#define GPIO91_KP_MKIN_6	MFP_CFG_IN(GPIO91, AF1)
+#define GPIO95_KP_MKIN_6	MFP_CFG_IN(GPIO95, AF3)
+#define GPIO13_KP_MKIN_7	MFP_CFG_IN(GPIO13, AF3)
+#define GPIO36_KP_MKIN_7	MFP_CFG_IN(GPIO36, AF3)
+#define GPIO103_KP_MKOUT_0	MFP_CFG_OUT(GPIO103, AF2, DRIVE_HIGH)
+#define GPIO104_KP_MKOUT_1	MFP_CFG_OUT(GPIO104, AF2, DRIVE_HIGH)
+#define GPIO105_KP_MKOUT_2	MFP_CFG_OUT(GPIO105, AF2, DRIVE_HIGH)
+#define GPIO106_KP_MKOUT_3	MFP_CFG_OUT(GPIO106, AF2, DRIVE_HIGH)
+#define GPIO107_KP_MKOUT_4	MFP_CFG_OUT(GPIO107, AF2, DRIVE_HIGH)
+#define GPIO108_KP_MKOUT_5	MFP_CFG_OUT(GPIO108, AF2, DRIVE_HIGH)
+#define GPIO35_KP_MKOUT_6	MFP_CFG_OUT(GPIO35, AF2, DRIVE_HIGH)
+#define GPIO22_KP_MKOUT_7	MFP_CFG_OUT(GPIO22, AF1, DRIVE_HIGH)
+#define GPIO40_KP_MKOUT_6	MFP_CFG_OUT(GPIO40, AF1, DRIVE_HIGH)
+#define GPIO41_KP_MKOUT_7	MFP_CFG_OUT(GPIO41, AF1, DRIVE_HIGH)
+#define GPIO96_KP_MKOUT_6	MFP_CFG_OUT(GPIO96, AF3, DRIVE_HIGH)
+
+/* USB P3 */
+#define GPIO10_USB_P3_5		MFP_CFG_IN(GPIO10, AF3)
+#define GPIO11_USB_P3_1		MFP_CFG_IN(GPIO11, AF3)
+#define GPIO30_USB_P3_2		MFP_CFG_OUT(GPIO30, AF3, DRIVE_LOW)
+#define GPIO31_USB_P3_6		MFP_CFG_OUT(GPIO31, AF3, DRIVE_LOW)
+#define GPIO56_USB_P3_4		MFP_CFG_OUT(GPIO56, AF1, DRIVE_LOW)
+#define GPIO86_USB_P3_5		MFP_CFG_IN(GPIO86, AF3)
+#define GPIO87_USB_P3_1		MFP_CFG_IN(GPIO87, AF3)
+#define GPIO90_USB_P3_5		MFP_CFG_IN(GPIO90, AF2)
+#define GPIO91_USB_P3_1		MFP_CFG_IN(GPIO91, AF2)
+#define GPIO113_USB_P3_3	MFP_CFG_IN(GPIO113, AF3)
+
+/* USB P2 */
+#define GPIO34_USB_P2_2		MFP_CFG_OUT(GPIO34, AF1, DRIVE_LOW)
+#define GPIO35_USB_P2_1		MFP_CFG_IN(GPIO35, AF2)
+#define GPIO36_USB_P2_4		MFP_CFG_OUT(GPIO36, AF1, DRIVE_LOW)
+#define GPIO37_USB_P2_8		MFP_CFG_OUT(GPIO37, AF1, DRIVE_LOW)
+#define GPIO38_USB_P2_3		MFP_CFG_IN(GPIO38, AF3)
+#define GPIO39_USB_P2_6		MFP_CFG_OUT(GPIO39, AF1, DRIVE_LOW)
+#define GPIO40_USB_P2_5		MFP_CFG_IN(GPIO40, AF3)
+#define GPIO41_USB_P2_7		MFP_CFG_IN(GPIO41, AF2)
+#define GPIO53_USB_P2_3		MFP_CFG_IN(GPIO53, AF2)
+
+/* USB Host Port 1/2 */
+#define GPIO88_USBH1_PWR	MFP_CFG_IN(GPIO88, AF1)
+#define GPIO89_USBH1_PEN	MFP_CFG_OUT(GPIO89, AF2, DRIVE_LOW)
+#define GPIO119_USBH2_PWR	MFP_CFG_IN(GPIO119, AF1)
+#define GPIO120_USBH2_PEN	MFP_CFG_OUT(GPIO120, AF2, DRIVE_LOW)
+
+/* QCI - default to Master Mode: CIF_FV/CIF_LV Direction In */
+#define GPIO115_CIF_DD_3	MFP_CFG_IN(GPIO115, AF2)
+#define GPIO116_CIF_DD_2	MFP_CFG_IN(GPIO116, AF1)
+#define GPIO12_CIF_DD_7		MFP_CFG_IN(GPIO12, AF2)
+#define GPIO17_CIF_DD_6		MFP_CFG_IN(GPIO17, AF2)
+#define GPIO23_CIF_MCLK		MFP_CFG_OUT(GPIO23, AF1, DRIVE_LOW)
+#define GPIO24_CIF_FV		MFP_CFG_IN(GPIO24, AF1)
+#define GPIO25_CIF_LV		MFP_CFG_IN(GPIO25, AF1)
+#define GPIO26_CIF_PCLK		MFP_CFG_IN(GPIO26, AF2)
+#define GPIO27_CIF_DD_0		MFP_CFG_IN(GPIO27, AF3)
+#define GPIO42_CIF_MCLK		MFP_CFG_OUT(GPIO42, AF3, DRIVE_LOW)
+#define GPIO43_CIF_FV		MFP_CFG_IN(GPIO43, AF3)
+#define GPIO44_CIF_LV		MFP_CFG_IN(GPIO44, AF3)
+#define GPIO45_CIF_PCLK		MFP_CFG_IN(GPIO45, AF3)
+#define GPIO47_CIF_DD_0		MFP_CFG_IN(GPIO47, AF1)
+#define GPIO48_CIF_DD_5		MFP_CFG_IN(GPIO48, AF1)
+#define GPIO50_CIF_DD_3		MFP_CFG_IN(GPIO50, AF1)
+#define GPIO51_CIF_DD_2		MFP_CFG_IN(GPIO51, AF1)
+#define GPIO52_CIF_DD_4		MFP_CFG_IN(GPIO52, AF1)
+#define GPIO53_CIF_MCLK		MFP_CFG_OUT(GPIO53, AF2, DRIVE_LOW)
+#define GPIO54_CIF_PCLK		MFP_CFG_IN(GPIO54, AF3)
+#define GPIO55_CIF_DD_1		MFP_CFG_IN(GPIO55, AF1)
+#define GPIO81_CIF_DD_0		MFP_CFG_IN(GPIO81, AF2)
+#define GPIO82_CIF_DD_5		MFP_CFG_IN(GPIO82, AF3)
+#define GPIO83_CIF_DD_4		MFP_CFG_IN(GPIO83, AF3)
+#define GPIO84_CIF_FV		MFP_CFG_IN(GPIO84, AF3)
+#define GPIO85_CIF_LV		MFP_CFG_IN(GPIO85, AF3)
+#define GPIO90_CIF_DD_4		MFP_CFG_IN(GPIO90, AF3)
+#define GPIO91_CIF_DD_5		MFP_CFG_IN(GPIO91, AF3)
+#define GPIO93_CIF_DD_6		MFP_CFG_IN(GPIO93, AF2)
+#define GPIO94_CIF_DD_5		MFP_CFG_IN(GPIO94, AF2)
+#define GPIO95_CIF_DD_4		MFP_CFG_IN(GPIO95, AF2)
+#define GPIO98_CIF_DD_0		MFP_CFG_IN(GPIO98, AF2)
+#define GPIO103_CIF_DD_3	MFP_CFG_IN(GPIO103, AF1)
+#define GPIO104_CIF_DD_2	MFP_CFG_IN(GPIO104, AF1)
+#define GPIO105_CIF_DD_1	MFP_CFG_IN(GPIO105, AF1)
+#define GPIO106_CIF_DD_9	MFP_CFG_IN(GPIO106, AF1)
+#define GPIO107_CIF_DD_8	MFP_CFG_IN(GPIO107, AF1)
+#define GPIO108_CIF_DD_7	MFP_CFG_IN(GPIO108, AF1)
+#define GPIO114_CIF_DD_1	MFP_CFG_IN(GPIO114, AF1)
+
+/* Universal Subscriber ID Interface */
+#define GPIO114_UVS0		MFP_CFG_OUT(GPIO114, AF2, DRIVE_LOW)
+#define GPIO115_nUVS1		MFP_CFG_OUT(GPIO115, AF2, DRIVE_LOW)
+#define GPIO116_nUVS2		MFP_CFG_OUT(GPIO116, AF2, DRIVE_LOW)
+#define GPIO14_UCLK		MFP_CFG_OUT(GPIO14, AF3, DRIVE_LOW)
+#define GPIO91_UCLK		MFP_CFG_OUT(GPIO91, AF2, DRIVE_LOW)
+#define GPIO19_nURST		MFP_CFG_OUT(GPIO19, AF3, DRIVE_LOW)
+#define GPIO90_nURST		MFP_CFG_OUT(GPIO90, AF2, DRIVE_LOW)
+#define GPIO116_UDET		MFP_CFG_IN(GPIO116, AF3)
+#define GPIO114_UEN		MFP_CFG_OUT(GPIO114, AF1, DRIVE_LOW)
+#define GPIO115_UEN		MFP_CFG_OUT(GPIO115, AF1, DRIVE_LOW)
+
+/* Mobile Scalable Link (MSL) Interface */
+#define GPIO81_BB_OB_DAT_0	MFP_CFG_OUT(GPIO81, AF2, DRIVE_LOW)
+#define GPIO48_BB_OB_DAT_1	MFP_CFG_OUT(GPIO48, AF1, DRIVE_LOW)
+#define GPIO50_BB_OB_DAT_2	MFP_CFG_OUT(GPIO50, AF1, DRIVE_LOW)
+#define GPIO51_BB_OB_DAT_3	MFP_CFG_OUT(GPIO51, AF1, DRIVE_LOW)
+#define GPIO52_BB_OB_CLK	MFP_CFG_OUT(GPIO52, AF1, DRIVE_LOW)
+#define GPIO53_BB_OB_STB	MFP_CFG_OUT(GPIO53, AF1, DRIVE_LOW)
+#define GPIO54_BB_OB_WAIT	MFP_CFG_IN(GPIO54, AF2)
+#define GPIO82_BB_IB_DAT_0	MFP_CFG_IN(GPIO82, AF2)
+#define GPIO55_BB_IB_DAT_1	MFP_CFG_IN(GPIO55, AF2)
+#define GPIO56_BB_IB_DAT_2	MFP_CFG_IN(GPIO56, AF2)
+#define GPIO57_BB_IB_DAT_3	MFP_CFG_IN(GPIO57, AF2)
+#define GPIO83_BB_IB_CLK	MFP_CFG_IN(GPIO83, AF2)
+#define GPIO84_BB_IB_STB	MFP_CFG_IN(GPIO84, AF2)
+#define GPIO85_BB_IB_WAIT	MFP_CFG_OUT(GPIO85, AF2, DRIVE_LOW)
+
+/* Memory Stick Host Controller */
+#define GPIO92_MSBS		MFP_CFG_OUT(GPIO92, AF2, DRIVE_LOW)
+#define GPIO109_MSSDIO		MFP_CFG_IN(GPIO109, AF2)
+#define GPIO112_nMSINS		MFP_CFG_IN(GPIO112, AF2)
+#define GPIO32_MSSCLK		MFP_CFG_OUT(GPIO32, AF1, DRIVE_LOW)
+
+/* commonly used pin configurations */
+#define GPIOxx_LCD_16BPP	\
+	GPIO58_LCD_LDD_0,	\
+	GPIO59_LCD_LDD_1,	\
+	GPIO60_LCD_LDD_2,	\
+	GPIO61_LCD_LDD_3,	\
+	GPIO62_LCD_LDD_4,	\
+	GPIO63_LCD_LDD_5,	\
+	GPIO64_LCD_LDD_6,	\
+	GPIO65_LCD_LDD_7,	\
+	GPIO66_LCD_LDD_8,	\
+	GPIO67_LCD_LDD_9,	\
+	GPIO68_LCD_LDD_10,	\
+	GPIO69_LCD_LDD_11,	\
+	GPIO70_LCD_LDD_12,	\
+	GPIO71_LCD_LDD_13,	\
+	GPIO72_LCD_LDD_14,	\
+	GPIO73_LCD_LDD_15
+
+#define GPIOxx_LCD_TFT_16BPP	\
+	GPIOxx_LCD_16BPP,	\
+	GPIO74_LCD_FCLK,	\
+	GPIO75_LCD_LCLK,	\
+	GPIO76_LCD_PCLK,	\
+	GPIO77_LCD_BIAS
+
+/* these enable a work-around for a hw bug in pxa27x during ac97 warm reset */
+#define GPIO113_AC97_nRESET_GPIO_HIGH MFP_CFG_OUT(GPIO113, AF0, DEFAULT)
+#define GPIO95_AC97_nRESET_GPIO_HIGH MFP_CFG_OUT(GPIO95, AF0, DEFAULT)
+
+extern int keypad_set_wake(unsigned int on);
+#endif /* __ASM_ARCH_MFP_PXA27X_H */

linux-7.2.3/arch/arm/mach-pxa/mfp-pxa2xx.c

@@ -0,0 +1,438 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ *  linux/arch/arm/mach-pxa/mfp-pxa2xx.c
+ *
+ *  PXA2xx pin mux configuration support
+ *
+ *  The GPIOs on PXA2xx can be configured as one of many alternate
+ *  functions, this is by concept samilar to the MFP configuration
+ *  on PXA3xx,  what's more important, the low power pin state and
+ *  wakeup detection are also supported by the same framework.
+ */
+#include <linux/gpio.h>
+#include <linux/gpio-pxa.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/syscore_ops.h>
+#include <linux/soc/pxa/cpu.h>
+
+#include "pxa2xx-regs.h"
+#include "mfp-pxa2xx.h"
+#include "mfp-pxa27x.h"
+
+#include "generic.h"
+
+#define PGSR(x)		__REG2(0x40F00020, (x) << 2)
+#define __GAFR(u, x)	__REG2((u) ? 0x40E00058 : 0x40E00054, (x) << 3)
+#define GAFR_L(x)	__GAFR(0, x)
+#define GAFR_U(x)	__GAFR(1, x)
+
+#define BANK_OFF(n)	(((n) < 3) ? (n) << 2 : 0x100 + (((n) - 3) << 2))
+#define GPLR(x)		__REG2(0x40E00000, BANK_OFF((x) >> 5))
+#define GPDR(x)		__REG2(0x40E00000, BANK_OFF((x) >> 5) + 0x0c)
+#define GPSR(x)		__REG2(0x40E00000, BANK_OFF((x) >> 5) + 0x18)
+#define GPCR(x)		__REG2(0x40E00000, BANK_OFF((x) >> 5) + 0x24)
+
+#define PWER_WE35	(1 << 24)
+
+struct gpio_desc {
+	unsigned	valid		: 1;
+	unsigned	can_wakeup	: 1;
+	unsigned	keypad_gpio	: 1;
+	unsigned	dir_inverted	: 1;
+	unsigned int	mask; /* bit mask in PWER or PKWR */
+	unsigned int	mux_mask; /* bit mask of muxed gpio bits, 0 if no mux */
+	unsigned long	config;
+};
+
+static struct gpio_desc gpio_desc[MFP_PIN_GPIO127 + 1];
+
+static unsigned long gpdr_lpm[4];
+
+static int __mfp_config_gpio(unsigned gpio, unsigned long c)
+{
+	unsigned long gafr, mask = GPIO_bit(gpio);
+	int bank = gpio_to_bank(gpio);
+	int uorl = !!(gpio & 0x10); /* GAFRx_U or GAFRx_L ? */
+	int shft = (gpio & 0xf) << 1;
+	int fn = MFP_AF(c);
+	int is_out = (c & MFP_DIR_OUT) ? 1 : 0;
+
+	if (fn > 3)
+		return -EINVAL;
+
+	/* alternate function and direction at run-time */
+	gafr = (uorl == 0) ? GAFR_L(bank) : GAFR_U(bank);
+	gafr = (gafr & ~(0x3 << shft)) | (fn << shft);
+
+	if (uorl == 0)
+		GAFR_L(bank) = gafr;
+	else
+		GAFR_U(bank) = gafr;
+
+	if (is_out ^ gpio_desc[gpio].dir_inverted)
+		GPDR(gpio) |= mask;
+	else
+		GPDR(gpio) &= ~mask;
+
+	/* alternate function and direction at low power mode */
+	switch (c & MFP_LPM_STATE_MASK) {
+	case MFP_LPM_DRIVE_HIGH:
+		PGSR(bank) |= mask;
+		is_out = 1;
+		break;
+	case MFP_LPM_DRIVE_LOW:
+		PGSR(bank) &= ~mask;
+		is_out = 1;
+		break;
+	case MFP_LPM_INPUT:
+	case MFP_LPM_DEFAULT:
+		break;
+	default:
+		/* warning and fall through, treat as MFP_LPM_DEFAULT */
+		pr_warn("%s: GPIO%d: unsupported low power mode\n",
+			__func__, gpio);
+		break;
+	}
+
+	if (is_out ^ gpio_desc[gpio].dir_inverted)
+		gpdr_lpm[bank] |= mask;
+	else
+		gpdr_lpm[bank] &= ~mask;
+
+	/* give early warning if MFP_LPM_CAN_WAKEUP is set on the
+	 * configurations of those pins not able to wakeup
+	 */
+	if ((c & MFP_LPM_CAN_WAKEUP) && !gpio_desc[gpio].can_wakeup) {
+		pr_warn("%s: GPIO%d unable to wakeup\n", __func__, gpio);
+		return -EINVAL;
+	}
+
+	if ((c & MFP_LPM_CAN_WAKEUP) && is_out) {
+		pr_warn("%s: output GPIO%d unable to wakeup\n", __func__, gpio);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static inline int __mfp_validate(int mfp)
+{
+	int gpio = mfp_to_gpio(mfp);
+
+	if ((mfp > MFP_PIN_GPIO127) || !gpio_desc[gpio].valid) {
+		pr_warn("%s: GPIO%d is invalid pin\n", __func__, gpio);
+		return -1;
+	}
+
+	return gpio;
+}
+
+void pxa2xx_mfp_config(unsigned long *mfp_cfgs, int num)
+{
+	unsigned long flags;
+	unsigned long *c;
+	int i, gpio;
+
+	for (i = 0, c = mfp_cfgs; i < num; i++, c++) {
+
+		gpio = __mfp_validate(MFP_PIN(*c));
+		if (gpio < 0)
+			continue;
+
+		local_irq_save(flags);
+
+		gpio_desc[gpio].config = *c;
+		__mfp_config_gpio(gpio, *c);
+
+		local_irq_restore(flags);
+	}
+}
+
+void pxa2xx_mfp_set_lpm(int mfp, unsigned long lpm)
+{
+	unsigned long flags, c;
+	int gpio;
+
+	gpio = __mfp_validate(mfp);
+	if (gpio < 0)
+		return;
+
+	local_irq_save(flags);
+
+	c = gpio_desc[gpio].config;
+	c = (c & ~MFP_LPM_STATE_MASK) | lpm;
+	__mfp_config_gpio(gpio, c);
+
+	local_irq_restore(flags);
+}
+
+int gpio_set_wake(unsigned int gpio, unsigned int on)
+{
+	struct gpio_desc *d;
+	unsigned long c, mux_taken;
+
+	if (gpio > mfp_to_gpio(MFP_PIN_GPIO127))
+		return -EINVAL;
+
+	d = &gpio_desc[gpio];
+	c = d->config;
+
+	if (!d->valid)
+		return -EINVAL;
+
+	/* Allow keypad GPIOs to wakeup system when
+	 * configured as generic GPIOs.
+	 */
+	if (d->keypad_gpio && (MFP_AF(d->config) == 0) &&
+	    (d->config & MFP_LPM_CAN_WAKEUP)) {
+		if (on)
+			PKWR |= d->mask;
+		else
+			PKWR &= ~d->mask;
+		return 0;
+	}
+
+	mux_taken = (PWER & d->mux_mask) & (~d->mask);
+	if (on && mux_taken)
+		return -EBUSY;
+
+	if (d->can_wakeup && (c & MFP_LPM_CAN_WAKEUP)) {
+		if (on) {
+			PWER = (PWER & ~d->mux_mask) | d->mask;
+
+			if (c & MFP_LPM_EDGE_RISE)
+				PRER |= d->mask;
+			else
+				PRER &= ~d->mask;
+
+			if (c & MFP_LPM_EDGE_FALL)
+				PFER |= d->mask;
+			else
+				PFER &= ~d->mask;
+		} else {
+			PWER &= ~d->mask;
+			PRER &= ~d->mask;
+			PFER &= ~d->mask;
+		}
+	}
+	return 0;
+}
+
+#ifdef CONFIG_PXA25x
+static void __init pxa25x_mfp_init(void)
+{
+	int i;
+
+	/* running before pxa_gpio_probe() */
+	pxa_last_gpio = 84;
+	for (i = 0; i <= pxa_last_gpio; i++)
+		gpio_desc[i].valid = 1;
+
+	for (i = 0; i <= 15; i++) {
+		gpio_desc[i].can_wakeup = 1;
+		gpio_desc[i].mask = GPIO_bit(i);
+	}
+
+	/* PXA26x has additional 4 GPIOs (86/87/88/89) which has the
+	 * direction bit inverted in GPDR2. See PXA26x DM 4.1.1.
+	 */
+	for (i = 86; i <= pxa_last_gpio; i++)
+		gpio_desc[i].dir_inverted = 1;
+}
+#else
+static inline void pxa25x_mfp_init(void) {}
+#endif /* CONFIG_PXA25x */
+
+#ifdef CONFIG_PXA27x
+static int pxa27x_pkwr_gpio[] = {
+	13, 16, 17, 34, 36, 37, 38, 39, 90, 91, 93, 94,
+	95, 96, 97, 98, 99, 100, 101, 102
+};
+
+int keypad_set_wake(unsigned int on)
+{
+	unsigned int i, gpio, mask = 0;
+	struct gpio_desc *d;
+
+	for (i = 0; i < ARRAY_SIZE(pxa27x_pkwr_gpio); i++) {
+
+		gpio = pxa27x_pkwr_gpio[i];
+		d = &gpio_desc[gpio];
+
+		/* skip if configured as generic GPIO */
+		if (MFP_AF(d->config) == 0)
+			continue;
+
+		if (d->config & MFP_LPM_CAN_WAKEUP)
+			mask |= gpio_desc[gpio].mask;
+	}
+
+	if (on)
+		PKWR |= mask;
+	else
+		PKWR &= ~mask;
+	return 0;
+}
+
+#define PWER_WEMUX2_GPIO38	(1 << 16)
+#define PWER_WEMUX2_GPIO53	(2 << 16)
+#define PWER_WEMUX2_GPIO40	(3 << 16)
+#define PWER_WEMUX2_GPIO36	(4 << 16)
+#define PWER_WEMUX2_MASK	(7 << 16)
+#define PWER_WEMUX3_GPIO31	(1 << 19)
+#define PWER_WEMUX3_GPIO113	(2 << 19)
+#define PWER_WEMUX3_MASK	(3 << 19)
+
+#define INIT_GPIO_DESC_MUXED(mux, gpio)				\
+do {								\
+	gpio_desc[(gpio)].can_wakeup = 1;			\
+	gpio_desc[(gpio)].mask = PWER_ ## mux ## _GPIO ##gpio;	\
+	gpio_desc[(gpio)].mux_mask = PWER_ ## mux ## _MASK;	\
+} while (0)
+
+static void __init pxa27x_mfp_init(void)
+{
+	int i, gpio;
+
+	pxa_last_gpio = 120;	/* running before pxa_gpio_probe() */
+	for (i = 0; i <= pxa_last_gpio; i++) {
+		/* skip GPIO2, 5, 6, 7, 8, they are not
+		 * valid pins allow configuration
+		 */
+		if (i == 2 || i == 5 || i == 6 || i == 7 || i == 8)
+			continue;
+
+		gpio_desc[i].valid = 1;
+	}
+
+	/* Keypad GPIOs */
+	for (i = 0; i < ARRAY_SIZE(pxa27x_pkwr_gpio); i++) {
+		gpio = pxa27x_pkwr_gpio[i];
+		gpio_desc[gpio].can_wakeup = 1;
+		gpio_desc[gpio].keypad_gpio = 1;
+		gpio_desc[gpio].mask = 1 << i;
+	}
+
+	/* Overwrite GPIO13 as a PWER wakeup source */
+	for (i = 0; i <= 15; i++) {
+		/* skip GPIO2, 5, 6, 7, 8 */
+		if (GPIO_bit(i) & 0x1e4)
+			continue;
+
+		gpio_desc[i].can_wakeup = 1;
+		gpio_desc[i].mask = GPIO_bit(i);
+	}
+
+	gpio_desc[35].can_wakeup = 1;
+	gpio_desc[35].mask = PWER_WE35;
+
+	INIT_GPIO_DESC_MUXED(WEMUX3, 31);
+	INIT_GPIO_DESC_MUXED(WEMUX3, 113);
+	INIT_GPIO_DESC_MUXED(WEMUX2, 38);
+	INIT_GPIO_DESC_MUXED(WEMUX2, 53);
+	INIT_GPIO_DESC_MUXED(WEMUX2, 40);
+	INIT_GPIO_DESC_MUXED(WEMUX2, 36);
+}
+#else
+static inline void pxa27x_mfp_init(void) {}
+#endif /* CONFIG_PXA27x */
+
+#ifdef CONFIG_PM
+static unsigned long saved_gafr[2][4];
+static unsigned long saved_gpdr[4];
+static unsigned long saved_gplr[4];
+static unsigned long saved_pgsr[4];
+
+static int pxa2xx_mfp_suspend(void *data)
+{
+	int i;
+
+	/* set corresponding PGSR bit of those marked MFP_LPM_KEEP_OUTPUT */
+	for (i = 0; i < pxa_last_gpio; i++) {
+		if ((gpio_desc[i].config & MFP_LPM_KEEP_OUTPUT) &&
+		    (GPDR(i) & GPIO_bit(i))) {
+			if (GPLR(i) & GPIO_bit(i))
+				PGSR(gpio_to_bank(i)) |= GPIO_bit(i);
+			else
+				PGSR(gpio_to_bank(i)) &= ~GPIO_bit(i);
+		}
+	}
+
+	for (i = 0; i <= gpio_to_bank(pxa_last_gpio); i++) {
+		saved_gafr[0][i] = GAFR_L(i);
+		saved_gafr[1][i] = GAFR_U(i);
+		saved_gpdr[i] = GPDR(i * 32);
+		saved_gplr[i] = GPLR(i * 32);
+		saved_pgsr[i] = PGSR(i);
+
+		GPSR(i * 32) = PGSR(i);
+		GPCR(i * 32) = ~PGSR(i);
+	}
+
+	/* set GPDR bits taking into account MFP_LPM_KEEP_OUTPUT */
+	for (i = 0; i < pxa_last_gpio; i++) {
+		if ((gpdr_lpm[gpio_to_bank(i)] & GPIO_bit(i)) ||
+		    ((gpio_desc[i].config & MFP_LPM_KEEP_OUTPUT) &&
+		     (saved_gpdr[gpio_to_bank(i)] & GPIO_bit(i))))
+			GPDR(i) |= GPIO_bit(i);
+		else
+			GPDR(i) &= ~GPIO_bit(i);
+	}
+
+	return 0;
+}
+
+static void pxa2xx_mfp_resume(void *data)
+{
+	int i;
+
+	for (i = 0; i <= gpio_to_bank(pxa_last_gpio); i++) {
+		GAFR_L(i) = saved_gafr[0][i];
+		GAFR_U(i) = saved_gafr[1][i];
+		GPSR(i * 32) = saved_gplr[i];
+		GPCR(i * 32) = ~saved_gplr[i];
+		GPDR(i * 32) = saved_gpdr[i];
+		PGSR(i) = saved_pgsr[i];
+	}
+	PSSR = PSSR_RDH | PSSR_PH;
+}
+#else
+#define pxa2xx_mfp_suspend	NULL
+#define pxa2xx_mfp_resume	NULL
+#endif
+
+static const struct syscore_ops pxa2xx_mfp_syscore_ops = {
+	.suspend	= pxa2xx_mfp_suspend,
+	.resume		= pxa2xx_mfp_resume,
+};
+
+struct syscore pxa2xx_mfp_syscore = {
+	.ops = &pxa2xx_mfp_syscore_ops,
+};
+
+static int __init pxa2xx_mfp_init(void)
+{
+	int i;
+
+	if (!cpu_is_pxa2xx())
+		return 0;
+
+	if (cpu_is_pxa25x())
+		pxa25x_mfp_init();
+
+	if (cpu_is_pxa27x())
+		pxa27x_mfp_init();
+
+	/* clear RDH bit to enable GPIO receivers after reset/sleep exit */
+	PSSR = PSSR_RDH;
+
+	/* initialize gafr_run[], pgsr_lpm[] from existing values */
+	for (i = 0; i <= gpio_to_bank(pxa_last_gpio); i++)
+		gpdr_lpm[i] = GPDR(i * 32);
+
+	return 0;
+}
+postcore_initcall(pxa2xx_mfp_init);

linux-7.2.3/arch/arm/mach-pxa/mfp-pxa2xx.h

@@ -0,0 +1,143 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_ARCH_MFP_PXA2XX_H
+#define __ASM_ARCH_MFP_PXA2XX_H
+
+#include <linux/soc/pxa/mfp.h>
+
+/*
+ * the following MFP_xxx bit definitions in mfp.h are re-used for pxa2xx:
+ *
+ *  MFP_PIN(x)
+ *  MFP_AFx
+ *  MFP_LPM_DRIVE_{LOW, HIGH}
+ *  MFP_LPM_EDGE_x
+ *
+ * other MFP_x bit definitions will be ignored
+ *
+ * and adds the below two bits specifically for pxa2xx:
+ *
+ * bit     23 - Input/Output (PXA2xx specific)
+ * bit     24 - Wakeup Enable(PXA2xx specific)
+ * bit     25 - Keep Output  (PXA2xx specific)
+ */
+
+#define MFP_DIR_IN		(0x0 << 23)
+#define MFP_DIR_OUT		(0x1 << 23)
+#define MFP_DIR_MASK		(0x1 << 23)
+#define MFP_DIR(x)		(((x) >> 23) & 0x1)
+
+#define MFP_LPM_CAN_WAKEUP	(0x1 << 24)
+
+/*
+ * MFP_LPM_KEEP_OUTPUT must be specified for pins that need to
+ * retain their last output level (low or high).
+ * Note: MFP_LPM_KEEP_OUTPUT has no effect on pins configured for input.
+ */
+#define MFP_LPM_KEEP_OUTPUT	(0x1 << 25)
+
+#define WAKEUP_ON_EDGE_RISE	(MFP_LPM_CAN_WAKEUP | MFP_LPM_EDGE_RISE)
+#define WAKEUP_ON_EDGE_FALL	(MFP_LPM_CAN_WAKEUP | MFP_LPM_EDGE_FALL)
+#define WAKEUP_ON_EDGE_BOTH	(MFP_LPM_CAN_WAKEUP | MFP_LPM_EDGE_BOTH)
+
+/* specifically for enabling wakeup on keypad GPIOs */
+#define WAKEUP_ON_LEVEL_HIGH	(MFP_LPM_CAN_WAKEUP)
+
+#define MFP_CFG_IN(pin, af)		\
+	((MFP_CFG_DEFAULT & ~(MFP_AF_MASK | MFP_DIR_MASK)) |\
+	 (MFP_PIN(MFP_PIN_##pin) | MFP_##af | MFP_DIR_IN))
+
+/* NOTE:  pins configured as output _must_ provide a low power state,
+ * and this state should help to minimize the power dissipation.
+ */
+#define MFP_CFG_OUT(pin, af, state)	\
+	((MFP_CFG_DEFAULT & ~(MFP_AF_MASK | MFP_DIR_MASK | MFP_LPM_STATE_MASK)) |\
+	 (MFP_PIN(MFP_PIN_##pin) | MFP_##af | MFP_DIR_OUT | MFP_LPM_##state))
+
+/* Common configurations for pxa25x and pxa27x
+ *
+ * Note: pins configured as GPIO are always initialized to input
+ * so not to cause any side effect
+ */
+#define GPIO0_GPIO	MFP_CFG_IN(GPIO0, AF0)
+#define GPIO1_GPIO	MFP_CFG_IN(GPIO1, AF0)
+#define GPIO9_GPIO	MFP_CFG_IN(GPIO9, AF0)
+#define GPIO10_GPIO	MFP_CFG_IN(GPIO10, AF0)
+#define GPIO11_GPIO	MFP_CFG_IN(GPIO11, AF0)
+#define GPIO12_GPIO	MFP_CFG_IN(GPIO12, AF0)
+#define GPIO13_GPIO	MFP_CFG_IN(GPIO13, AF0)
+#define GPIO14_GPIO	MFP_CFG_IN(GPIO14, AF0)
+#define GPIO15_GPIO	MFP_CFG_IN(GPIO15, AF0)
+#define GPIO16_GPIO	MFP_CFG_IN(GPIO16, AF0)
+#define GPIO17_GPIO	MFP_CFG_IN(GPIO17, AF0)
+#define GPIO18_GPIO	MFP_CFG_IN(GPIO18, AF0)
+#define GPIO19_GPIO	MFP_CFG_IN(GPIO19, AF0)
+#define GPIO20_GPIO	MFP_CFG_IN(GPIO20, AF0)
+#define GPIO21_GPIO	MFP_CFG_IN(GPIO21, AF0)
+#define GPIO22_GPIO	MFP_CFG_IN(GPIO22, AF0)
+#define GPIO23_GPIO	MFP_CFG_IN(GPIO23, AF0)
+#define GPIO24_GPIO	MFP_CFG_IN(GPIO24, AF0)
+#define GPIO25_GPIO	MFP_CFG_IN(GPIO25, AF0)
+#define GPIO26_GPIO	MFP_CFG_IN(GPIO26, AF0)
+#define GPIO27_GPIO	MFP_CFG_IN(GPIO27, AF0)
+#define GPIO28_GPIO	MFP_CFG_IN(GPIO28, AF0)
+#define GPIO29_GPIO	MFP_CFG_IN(GPIO29, AF0)
+#define GPIO30_GPIO	MFP_CFG_IN(GPIO30, AF0)
+#define GPIO31_GPIO	MFP_CFG_IN(GPIO31, AF0)
+#define GPIO32_GPIO	MFP_CFG_IN(GPIO32, AF0)
+#define GPIO33_GPIO	MFP_CFG_IN(GPIO33, AF0)
+#define GPIO34_GPIO	MFP_CFG_IN(GPIO34, AF0)
+#define GPIO35_GPIO	MFP_CFG_IN(GPIO35, AF0)
+#define GPIO36_GPIO	MFP_CFG_IN(GPIO36, AF0)
+#define GPIO37_GPIO	MFP_CFG_IN(GPIO37, AF0)
+#define GPIO38_GPIO	MFP_CFG_IN(GPIO38, AF0)
+#define GPIO39_GPIO	MFP_CFG_IN(GPIO39, AF0)
+#define GPIO40_GPIO	MFP_CFG_IN(GPIO40, AF0)
+#define GPIO41_GPIO	MFP_CFG_IN(GPIO41, AF0)
+#define GPIO42_GPIO	MFP_CFG_IN(GPIO42, AF0)
+#define GPIO43_GPIO	MFP_CFG_IN(GPIO43, AF0)
+#define GPIO44_GPIO	MFP_CFG_IN(GPIO44, AF0)
+#define GPIO45_GPIO	MFP_CFG_IN(GPIO45, AF0)
+#define GPIO46_GPIO	MFP_CFG_IN(GPIO46, AF0)
+#define GPIO47_GPIO	MFP_CFG_IN(GPIO47, AF0)
+#define GPIO48_GPIO	MFP_CFG_IN(GPIO48, AF0)
+#define GPIO49_GPIO	MFP_CFG_IN(GPIO49, AF0)
+#define GPIO50_GPIO	MFP_CFG_IN(GPIO50, AF0)
+#define GPIO51_GPIO	MFP_CFG_IN(GPIO51, AF0)
+#define GPIO52_GPIO	MFP_CFG_IN(GPIO52, AF0)
+#define GPIO53_GPIO	MFP_CFG_IN(GPIO53, AF0)
+#define GPIO54_GPIO	MFP_CFG_IN(GPIO54, AF0)
+#define GPIO55_GPIO	MFP_CFG_IN(GPIO55, AF0)
+#define GPIO56_GPIO	MFP_CFG_IN(GPIO56, AF0)
+#define GPIO57_GPIO	MFP_CFG_IN(GPIO57, AF0)
+#define GPIO58_GPIO	MFP_CFG_IN(GPIO58, AF0)
+#define GPIO59_GPIO	MFP_CFG_IN(GPIO59, AF0)
+#define GPIO60_GPIO	MFP_CFG_IN(GPIO60, AF0)
+#define GPIO61_GPIO	MFP_CFG_IN(GPIO61, AF0)
+#define GPIO62_GPIO	MFP_CFG_IN(GPIO62, AF0)
+#define GPIO63_GPIO	MFP_CFG_IN(GPIO63, AF0)
+#define GPIO64_GPIO	MFP_CFG_IN(GPIO64, AF0)
+#define GPIO65_GPIO	MFP_CFG_IN(GPIO65, AF0)
+#define GPIO66_GPIO	MFP_CFG_IN(GPIO66, AF0)
+#define GPIO67_GPIO	MFP_CFG_IN(GPIO67, AF0)
+#define GPIO68_GPIO	MFP_CFG_IN(GPIO68, AF0)
+#define GPIO69_GPIO	MFP_CFG_IN(GPIO69, AF0)
+#define GPIO70_GPIO	MFP_CFG_IN(GPIO70, AF0)
+#define GPIO71_GPIO	MFP_CFG_IN(GPIO71, AF0)
+#define GPIO72_GPIO	MFP_CFG_IN(GPIO72, AF0)
+#define GPIO73_GPIO	MFP_CFG_IN(GPIO73, AF0)
+#define GPIO74_GPIO	MFP_CFG_IN(GPIO74, AF0)
+#define GPIO75_GPIO	MFP_CFG_IN(GPIO75, AF0)
+#define GPIO76_GPIO	MFP_CFG_IN(GPIO76, AF0)
+#define GPIO77_GPIO	MFP_CFG_IN(GPIO77, AF0)
+#define GPIO78_GPIO	MFP_CFG_IN(GPIO78, AF0)
+#define GPIO79_GPIO	MFP_CFG_IN(GPIO79, AF0)
+#define GPIO80_GPIO	MFP_CFG_IN(GPIO80, AF0)
+#define GPIO81_GPIO	MFP_CFG_IN(GPIO81, AF0)
+#define GPIO82_GPIO	MFP_CFG_IN(GPIO82, AF0)
+#define GPIO83_GPIO	MFP_CFG_IN(GPIO83, AF0)
+#define GPIO84_GPIO	MFP_CFG_IN(GPIO84, AF0)
+
+extern void pxa2xx_mfp_config(unsigned long *mfp_cfgs, int num);
+extern void pxa2xx_mfp_set_lpm(int mfp, unsigned long lpm);
+extern int gpio_set_wake(unsigned int gpio, unsigned int on);
+#endif /* __ASM_ARCH_MFP_PXA2XX_H */

linux-7.2.3/arch/arm/mach-pxa/mfp-pxa300.h

@@ -0,0 +1,572 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * arch/arm/mach-pxa/include/mach/mfp-pxa300.h
+ *
+ * PXA300/PXA310 specific MFP configuration definitions
+ *
+ * Copyright (C) 2007 Marvell International Ltd.
+ * 2007-08-21: eric miao <eric.miao@marvell.com>
+ *             initial version
+ */
+
+#ifndef __ASM_ARCH_MFP_PXA300_H
+#define __ASM_ARCH_MFP_PXA300_H
+
+#include "mfp-pxa3xx.h"
+
+/* GPIO */
+#define GPIO46_GPIO		MFP_CFG(GPIO46, AF1)
+#define GPIO49_GPIO		MFP_CFG(GPIO49, AF3)
+#define GPIO50_GPIO		MFP_CFG(GPIO50, AF2)
+#define GPIO51_GPIO		MFP_CFG(GPIO51, AF3)
+#define GPIO52_GPIO		MFP_CFG(GPIO52, AF3)
+#define GPIO56_GPIO		MFP_CFG(GPIO56, AF0)
+#define GPIO58_GPIO		MFP_CFG(GPIO58, AF0)
+#define GPIO59_GPIO		MFP_CFG(GPIO59, AF0)
+#define GPIO60_GPIO		MFP_CFG(GPIO60, AF0)
+#define GPIO61_GPIO		MFP_CFG(GPIO61, AF0)
+#define GPIO62_GPIO		MFP_CFG(GPIO62, AF0)
+
+#ifdef CONFIG_CPU_PXA310
+#define GPIO7_2_GPIO		MFP_CFG(GPIO7_2, AF0)
+#define GPIO8_2_GPIO		MFP_CFG(GPIO8_2, AF0)
+#define GPIO9_2_GPIO		MFP_CFG(GPIO9_2, AF0)
+#define GPIO10_2_GPIO		MFP_CFG(GPIO10_2, AF0)
+#define GPIO11_2_GPIO		MFP_CFG(GPIO11_2, AF0)
+#define GPIO12_2_GPIO		MFP_CFG(GPIO12_2, AF0)
+#endif
+
+/* Chip Select */
+#define GPIO1_nCS2		MFP_CFG(GPIO1,	AF1)
+#define GPIO2_nCS3		MFP_CFG(GPIO2,  AF1)
+
+/* AC97 */
+#define GPIO23_AC97_nACRESET	MFP_CFG(GPIO23, AF1)
+#define GPIO24_AC97_SYSCLK	MFP_CFG(GPIO24, AF1)
+#define GPIO29_AC97_BITCLK	MFP_CFG(GPIO29, AF1)
+#define GPIO25_AC97_SDATA_IN_0	MFP_CFG(GPIO25, AF1)
+#define GPIO26_AC97_SDATA_IN_1	MFP_CFG(GPIO26, AF1)
+#define GPIO17_AC97_SDATA_IN_2	MFP_CFG(GPIO17, AF3)
+#define GPIO21_AC97_SDATA_IN_2	MFP_CFG(GPIO21, AF2)
+#define GPIO18_AC97_SDATA_IN_3	MFP_CFG(GPIO18, AF3)
+#define GPIO22_AC97_SDATA_IN_3	MFP_CFG(GPIO22, AF2)
+#define GPIO27_AC97_SDATA_OUT	MFP_CFG(GPIO27, AF1)
+#define GPIO28_AC97_SYNC	MFP_CFG(GPIO28, AF1)
+
+/* I2C */
+#define GPIO21_I2C_SCL		MFP_CFG_LPM(GPIO21, AF1, PULL_HIGH)
+#define GPIO22_I2C_SDA		MFP_CFG_LPM(GPIO22, AF1, PULL_HIGH)
+
+/* QCI */
+#define GPIO39_CI_DD_0		MFP_CFG_DRV(GPIO39, AF1, DS04X)
+#define GPIO40_CI_DD_1		MFP_CFG_DRV(GPIO40, AF1, DS04X)
+#define GPIO41_CI_DD_2		MFP_CFG_DRV(GPIO41, AF1, DS04X)
+#define GPIO42_CI_DD_3		MFP_CFG_DRV(GPIO42, AF1, DS04X)
+#define GPIO43_CI_DD_4		MFP_CFG_DRV(GPIO43, AF1, DS04X)
+#define GPIO44_CI_DD_5		MFP_CFG_DRV(GPIO44, AF1, DS04X)
+#define GPIO45_CI_DD_6		MFP_CFG_DRV(GPIO45, AF1, DS04X)
+#define GPIO46_CI_DD_7		MFP_CFG_DRV(GPIO46, AF0, DS04X)
+#define GPIO47_CI_DD_8		MFP_CFG_DRV(GPIO47, AF1, DS04X)
+#define GPIO48_CI_DD_9		MFP_CFG_DRV(GPIO48, AF1, DS04X)
+#define GPIO49_CI_MCLK		MFP_CFG_DRV(GPIO49, AF0, DS04X)
+#define GPIO50_CI_PCLK		MFP_CFG_DRV(GPIO50, AF0, DS04X)
+#define GPIO51_CI_HSYNC		MFP_CFG_DRV(GPIO51, AF0, DS04X)
+#define GPIO52_CI_VSYNC		MFP_CFG_DRV(GPIO52, AF0, DS04X)
+
+/* KEYPAD */
+#define GPIO3_KP_DKIN_6		MFP_CFG_LPM(GPIO3,   AF2, FLOAT)
+#define GPIO4_KP_DKIN_7		MFP_CFG_LPM(GPIO4,   AF2, FLOAT)
+#define GPIO16_KP_DKIN_6	MFP_CFG_LPM(GPIO16,  AF6, FLOAT)
+#define GPIO83_KP_DKIN_2	MFP_CFG_LPM(GPIO83,  AF5, FLOAT)
+#define GPIO84_KP_DKIN_1	MFP_CFG_LPM(GPIO84,  AF5, FLOAT)
+#define GPIO85_KP_DKIN_0	MFP_CFG_LPM(GPIO85,  AF3, FLOAT)
+#define GPIO86_KP_DKIN_1	MFP_CFG_LPM(GPIO86,  AF3, FLOAT)
+#define GPIO87_KP_DKIN_2	MFP_CFG_LPM(GPIO87,  AF3, FLOAT)
+#define GPIO88_KP_DKIN_3	MFP_CFG_LPM(GPIO88,  AF3, FLOAT)
+#define GPIO89_KP_DKIN_3	MFP_CFG_LPM(GPIO89,  AF3, FLOAT)
+#define GPIO107_KP_DKIN_0	MFP_CFG_LPM(GPIO107, AF2, FLOAT)
+#define GPIO108_KP_DKIN_1	MFP_CFG_LPM(GPIO108, AF2, FLOAT)
+#define GPIO109_KP_DKIN_2	MFP_CFG_LPM(GPIO109, AF2, FLOAT)
+#define GPIO110_KP_DKIN_3	MFP_CFG_LPM(GPIO110, AF2, FLOAT)
+#define GPIO111_KP_DKIN_4	MFP_CFG_LPM(GPIO111, AF2, FLOAT)
+#define GPIO112_KP_DKIN_5	MFP_CFG_LPM(GPIO112, AF2, FLOAT)
+#define GPIO113_KP_DKIN_6	MFP_CFG_LPM(GPIO113, AF2, FLOAT)
+#define GPIO114_KP_DKIN_7	MFP_CFG_LPM(GPIO114, AF2, FLOAT)
+#define GPIO115_KP_DKIN_0	MFP_CFG_LPM(GPIO115, AF2, FLOAT)
+#define GPIO116_KP_DKIN_1	MFP_CFG_LPM(GPIO116, AF2, FLOAT)
+#define GPIO117_KP_DKIN_2	MFP_CFG_LPM(GPIO117, AF2, FLOAT)
+#define GPIO118_KP_DKIN_3	MFP_CFG_LPM(GPIO118, AF2, FLOAT)
+#define GPIO119_KP_DKIN_4	MFP_CFG_LPM(GPIO119, AF2, FLOAT)
+#define GPIO120_KP_DKIN_5	MFP_CFG_LPM(GPIO120, AF2, FLOAT)
+#define GPIO121_KP_DKIN_6	MFP_CFG_LPM(GPIO121, AF2, FLOAT)
+#define GPIO122_KP_DKIN_5	MFP_CFG_LPM(GPIO122, AF2, FLOAT)
+#define GPIO123_KP_DKIN_4	MFP_CFG_LPM(GPIO123, AF2, FLOAT)
+#define GPIO124_KP_DKIN_3	MFP_CFG_LPM(GPIO124, AF2, FLOAT)
+#define GPIO127_KP_DKIN_0	MFP_CFG_LPM(GPIO127, AF5, FLOAT)
+#define GPIO0_2_KP_DKIN_0	MFP_CFG_LPM(GPIO0_2, AF2, FLOAT)
+#define GPIO1_2_KP_DKIN_1	MFP_CFG_LPM(GPIO1_2, AF2, FLOAT)
+#define GPIO2_2_KP_DKIN_6	MFP_CFG_LPM(GPIO2_2, AF2, FLOAT)
+#define GPIO3_2_KP_DKIN_7	MFP_CFG_LPM(GPIO3_2, AF2, FLOAT)
+#define GPIO4_2_KP_DKIN_1	MFP_CFG_LPM(GPIO4_2, AF2, FLOAT)
+#define GPIO5_2_KP_DKIN_0	MFP_CFG_LPM(GPIO5_2, AF2, FLOAT)
+
+#define GPIO5_KP_MKIN_0		MFP_CFG_LPM(GPIO5,   AF2, FLOAT)
+#define GPIO6_KP_MKIN_1		MFP_CFG_LPM(GPIO6,   AF2, FLOAT)
+#define GPIO9_KP_MKIN_6		MFP_CFG_LPM(GPIO9,   AF3, FLOAT)
+#define GPIO10_KP_MKIN_7	MFP_CFG_LPM(GPIO10,  AF3, FLOAT)
+#define GPIO70_KP_MKIN_6	MFP_CFG_LPM(GPIO70,  AF3, FLOAT)
+#define GPIO71_KP_MKIN_7	MFP_CFG_LPM(GPIO71,  AF3, FLOAT)
+#define GPIO100_KP_MKIN_6	MFP_CFG_LPM(GPIO100, AF7, FLOAT)
+#define GPIO101_KP_MKIN_7	MFP_CFG_LPM(GPIO101, AF7, FLOAT)
+#define GPIO112_KP_MKIN_6	MFP_CFG_LPM(GPIO112, AF4, FLOAT)
+#define GPIO113_KP_MKIN_7	MFP_CFG_LPM(GPIO113, AF4, FLOAT)
+#define GPIO115_KP_MKIN_0	MFP_CFG_LPM(GPIO115, AF1, FLOAT)
+#define GPIO116_KP_MKIN_1	MFP_CFG_LPM(GPIO116, AF1, FLOAT)
+#define GPIO117_KP_MKIN_2	MFP_CFG_LPM(GPIO117, AF1, FLOAT)
+#define GPIO118_KP_MKIN_3	MFP_CFG_LPM(GPIO118, AF1, FLOAT)
+#define GPIO119_KP_MKIN_4	MFP_CFG_LPM(GPIO119, AF1, FLOAT)
+#define GPIO120_KP_MKIN_5	MFP_CFG_LPM(GPIO120, AF1, FLOAT)
+#define GPIO125_KP_MKIN_2	MFP_CFG_LPM(GPIO125, AF2, FLOAT)
+#define GPIO2_2_KP_MKIN_6	MFP_CFG_LPM(GPIO2_2, AF1, FLOAT)
+#define GPIO3_2_KP_MKIN_7	MFP_CFG_LPM(GPIO3_2, AF1, FLOAT)
+
+#define GPIO7_KP_MKOUT_5	MFP_CFG_LPM(GPIO7,   AF1, DRIVE_HIGH)
+#define GPIO11_KP_MKOUT_5	MFP_CFG_LPM(GPIO11,  AF3, DRIVE_HIGH)
+#define GPIO12_KP_MKOUT_6	MFP_CFG_LPM(GPIO12,  AF3, DRIVE_HIGH)
+#define GPIO13_KP_MKOUT_7	MFP_CFG_LPM(GPIO13,  AF3, DRIVE_HIGH)
+#define GPIO19_KP_MKOUT_4	MFP_CFG_LPM(GPIO19,  AF3, DRIVE_HIGH)
+#define GPIO20_KP_MKOUT_5	MFP_CFG_LPM(GPIO20,  AF3, DRIVE_HIGH)
+#define GPIO38_KP_MKOUT_5	MFP_CFG_LPM(GPIO38,  AF5, DRIVE_HIGH)
+#define GPIO53_KP_MKOUT_6	MFP_CFG_LPM(GPIO53,  AF5, DRIVE_HIGH)
+#define GPIO78_KP_MKOUT_7	MFP_CFG_LPM(GPIO78,  AF5, DRIVE_HIGH)
+#define GPIO85_KP_MKOUT_0	MFP_CFG_LPM(GPIO85,  AF2, DRIVE_HIGH)
+#define GPIO86_KP_MKOUT_1	MFP_CFG_LPM(GPIO86,  AF2, DRIVE_HIGH)
+#define GPIO87_KP_MKOUT_2	MFP_CFG_LPM(GPIO87,  AF2, DRIVE_HIGH)
+#define GPIO88_KP_MKOUT_3	MFP_CFG_LPM(GPIO88,  AF2, DRIVE_HIGH)
+#define GPIO104_KP_MKOUT_6	MFP_CFG_LPM(GPIO104, AF5, DRIVE_HIGH)
+#define GPIO105_KP_MKOUT_7	MFP_CFG_LPM(GPIO105, AF5, DRIVE_HIGH)
+#define GPIO121_KP_MKOUT_0	MFP_CFG_LPM(GPIO121, AF1, DRIVE_HIGH)
+#define GPIO122_KP_MKOUT_1	MFP_CFG_LPM(GPIO122, AF1, DRIVE_HIGH)
+#define GPIO123_KP_MKOUT_2	MFP_CFG_LPM(GPIO123, AF1, DRIVE_HIGH)
+#define GPIO124_KP_MKOUT_3	MFP_CFG_LPM(GPIO124, AF1, DRIVE_HIGH)
+#define GPIO125_KP_MKOUT_4	MFP_CFG_LPM(GPIO125, AF1, DRIVE_HIGH)
+#define GPIO126_KP_MKOUT_7	MFP_CFG_LPM(GPIO126, AF4, DRIVE_HIGH)
+#define GPIO5_2_KP_MKOUT_6	MFP_CFG_LPM(GPIO5_2, AF1, DRIVE_HIGH)
+#define GPIO4_2_KP_MKOUT_5	MFP_CFG_LPM(GPIO4_2, AF1, DRIVE_HIGH)
+#define GPIO6_2_KP_MKOUT_7	MFP_CFG_LPM(GPIO6_2, AF1, DRIVE_HIGH)
+
+/* LCD */
+#define GPIO54_LCD_LDD_0	MFP_CFG_DRV(GPIO54, AF1, DS01X)
+#define GPIO55_LCD_LDD_1	MFP_CFG_DRV(GPIO55, AF1, DS01X)
+#define GPIO56_LCD_LDD_2	MFP_CFG_DRV(GPIO56, AF1, DS01X)
+#define GPIO57_LCD_LDD_3	MFP_CFG_DRV(GPIO57, AF1, DS01X)
+#define GPIO58_LCD_LDD_4	MFP_CFG_DRV(GPIO58, AF1, DS01X)
+#define GPIO59_LCD_LDD_5	MFP_CFG_DRV(GPIO59, AF1, DS01X)
+#define GPIO60_LCD_LDD_6	MFP_CFG_DRV(GPIO60, AF1, DS01X)
+#define GPIO61_LCD_LDD_7	MFP_CFG_DRV(GPIO61, AF1, DS01X)
+#define GPIO62_LCD_LDD_8	MFP_CFG_DRV(GPIO62, AF1, DS01X)
+#define GPIO63_LCD_LDD_9	MFP_CFG_DRV(GPIO63, AF1, DS01X)
+#define GPIO64_LCD_LDD_10	MFP_CFG_DRV(GPIO64, AF1, DS01X)
+#define GPIO65_LCD_LDD_11	MFP_CFG_DRV(GPIO65, AF1, DS01X)
+#define GPIO66_LCD_LDD_12	MFP_CFG_DRV(GPIO66, AF1, DS01X)
+#define GPIO67_LCD_LDD_13	MFP_CFG_DRV(GPIO67, AF1, DS01X)
+#define GPIO68_LCD_LDD_14	MFP_CFG_DRV(GPIO68, AF1, DS01X)
+#define GPIO69_LCD_LDD_15	MFP_CFG_DRV(GPIO69, AF1, DS01X)
+#define GPIO70_LCD_LDD_16	MFP_CFG_DRV(GPIO70, AF1, DS01X)
+#define GPIO71_LCD_LDD_17	MFP_CFG_DRV(GPIO71, AF1, DS01X)
+#define GPIO62_LCD_CS_N		MFP_CFG_DRV(GPIO62, AF2, DS01X)
+#define GPIO72_LCD_FCLK		MFP_CFG_DRV(GPIO72, AF1, DS01X)
+#define GPIO73_LCD_LCLK		MFP_CFG_DRV(GPIO73, AF1, DS01X)
+#define GPIO74_LCD_PCLK		MFP_CFG_DRV(GPIO74, AF1, DS02X)
+#define GPIO75_LCD_BIAS		MFP_CFG_DRV(GPIO75, AF1, DS01X)
+#define GPIO76_LCD_VSYNC	MFP_CFG_DRV(GPIO76, AF2, DS01X)
+
+#define GPIO15_LCD_CS_N		MFP_CFG_DRV(GPIO15,  AF2, DS01X)
+#define GPIO127_LCD_CS_N	MFP_CFG_DRV(GPIO127, AF1, DS01X)
+#define GPIO63_LCD_VSYNC	MFP_CFG_DRV(GPIO63,  AF2, DS01X)
+
+/* Mini-LCD */
+#define GPIO72_MLCD_FCLK	MFP_CFG_DRV(GPIO72, AF7, DS08X)
+#define GPIO73_MLCD_LCLK	MFP_CFG_DRV(GPIO73, AF7, DS08X)
+#define GPIO54_MLCD_LDD_0	MFP_CFG_DRV(GPIO54, AF7, DS08X)
+#define GPIO55_MLCD_LDD_1	MFP_CFG_DRV(GPIO55, AF7, DS08X)
+#define GPIO56_MLCD_LDD_2	MFP_CFG_DRV(GPIO56, AF7, DS08X)
+#define GPIO57_MLCD_LDD_3	MFP_CFG_DRV(GPIO57, AF7, DS08X)
+#define GPIO58_MLCD_LDD_4	MFP_CFG_DRV(GPIO58, AF7, DS08X)
+#define GPIO59_MLCD_LDD_5	MFP_CFG_DRV(GPIO59, AF7, DS08X)
+#define GPIO60_MLCD_LDD_6	MFP_CFG_DRV(GPIO60, AF7, DS08X)
+#define GPIO61_MLCD_LDD_7	MFP_CFG_DRV(GPIO61, AF7, DS08X)
+#define GPIO62_MLCD_LDD_8	MFP_CFG_DRV(GPIO62, AF7, DS08X)
+#define GPIO63_MLCD_LDD_9	MFP_CFG_DRV(GPIO63, AF7, DS08X)
+#define GPIO64_MLCD_LDD_10	MFP_CFG_DRV(GPIO64, AF7, DS08X)
+#define GPIO65_MLCD_LDD_11	MFP_CFG_DRV(GPIO65, AF7, DS08X)
+#define GPIO66_MLCD_LDD_12	MFP_CFG_DRV(GPIO66, AF7, DS08X)
+#define GPIO67_MLCD_LDD_13	MFP_CFG_DRV(GPIO67, AF7, DS08X)
+#define GPIO68_MLCD_LDD_14	MFP_CFG_DRV(GPIO68, AF7, DS08X)
+#define GPIO69_MLCD_LDD_15	MFP_CFG_DRV(GPIO69, AF7, DS08X)
+#define GPIO74_MLCD_PCLK	MFP_CFG_DRV(GPIO74, AF7, DS08X)
+#define GPIO75_MLCD_BIAS	MFP_CFG_DRV(GPIO75, AF2, DS08X)
+
+/* MMC1 */
+#define GPIO7_MMC1_CLK		MFP_CFG_LPM(GPIO7,  AF4, DRIVE_HIGH)
+#define GPIO8_MMC1_CMD		MFP_CFG_LPM(GPIO8,  AF4, DRIVE_HIGH)
+#define GPIO14_MMC1_CMD		MFP_CFG_LPM(GPIO14, AF5, DRIVE_HIGH)
+#define GPIO15_MMC1_CMD		MFP_CFG_LPM(GPIO15, AF5, DRIVE_HIGH)
+#define GPIO3_MMC1_DAT0		MFP_CFG_LPM(GPIO3,  AF4, DRIVE_HIGH)
+#define GPIO4_MMC1_DAT1		MFP_CFG_LPM(GPIO4,  AF4, DRIVE_HIGH)
+#define GPIO5_MMC1_DAT2		MFP_CFG_LPM(GPIO5,  AF4, DRIVE_HIGH)
+#define GPIO6_MMC1_DAT3		MFP_CFG_LPM(GPIO6,  AF4, DRIVE_HIGH)
+
+/* MMC2 */
+#define GPIO9_MMC2_DAT0		MFP_CFG_LPM(GPIO9,  AF4, PULL_HIGH)
+#define GPIO10_MMC2_DAT1	MFP_CFG_LPM(GPIO10, AF4, PULL_HIGH)
+#define GPIO11_MMC2_DAT2	MFP_CFG_LPM(GPIO11, AF4, PULL_HIGH)
+#define GPIO12_MMC2_DAT3	MFP_CFG_LPM(GPIO12, AF4, PULL_HIGH)
+#define GPIO13_MMC2_CLK		MFP_CFG_LPM(GPIO13, AF4, PULL_HIGH)
+#define GPIO14_MMC2_CMD		MFP_CFG_LPM(GPIO14, AF4, PULL_HIGH)
+#define GPIO77_MMC2_DAT0	MFP_CFG_LPM(GPIO77, AF4, PULL_HIGH)
+#define GPIO78_MMC2_DAT1	MFP_CFG_LPM(GPIO78, AF4, PULL_HIGH)
+#define GPIO79_MMC2_DAT2	MFP_CFG_LPM(GPIO79, AF4, PULL_HIGH)
+#define GPIO80_MMC2_DAT3	MFP_CFG_LPM(GPIO80, AF4, PULL_HIGH)
+#define GPIO81_MMC2_CLK		MFP_CFG_LPM(GPIO81, AF4, PULL_HIGH)
+#define GPIO82_MMC2_CMD		MFP_CFG_LPM(GPIO82, AF4, PULL_HIGH)
+
+/* SSP1 */
+#define GPIO89_SSP1_EXTCLK	MFP_CFG(GPIO89, AF1)
+#define GPIO90_SSP1_SYSCLK	MFP_CFG(GPIO90, AF1)
+#define GPIO15_SSP1_SCLK	MFP_CFG(GPIO15, AF6)
+#define GPIO16_SSP1_FRM		MFP_CFG(GPIO16, AF2)
+#define GPIO33_SSP1_SCLK	MFP_CFG(GPIO33, AF5)
+#define GPIO34_SSP1_FRM		MFP_CFG(GPIO34, AF5)
+#define GPIO85_SSP1_SCLK	MFP_CFG(GPIO85, AF1)
+#define GPIO86_SSP1_FRM		MFP_CFG(GPIO86, AF1)
+#define GPIO18_SSP1_TXD		MFP_CFG(GPIO18, AF7)
+#define GPIO18_SSP1_RXD		MFP_CFG(GPIO18, AF2)
+#define GPIO20_SSP1_TXD		MFP_CFG(GPIO20, AF2)
+#define GPIO20_SSP1_RXD		MFP_CFG(GPIO20, AF7)
+#define GPIO35_SSP1_TXD		MFP_CFG(GPIO35, AF5)
+#define GPIO35_SSP1_RXD		MFP_CFG(GPIO35, AF4)
+#define GPIO36_SSP1_TXD		MFP_CFG(GPIO36, AF5)
+#define GPIO36_SSP1_RXD		MFP_CFG(GPIO36, AF6)
+#define GPIO87_SSP1_TXD		MFP_CFG(GPIO87, AF1)
+#define GPIO87_SSP1_RXD		MFP_CFG(GPIO87, AF6)
+#define GPIO88_SSP1_TXD		MFP_CFG(GPIO88, AF6)
+#define GPIO88_SSP1_RXD		MFP_CFG(GPIO88, AF1)
+
+/* SSP2 */
+#define GPIO29_SSP2_EXTCLK	MFP_CFG(GPIO29, AF2)
+#define GPIO23_SSP2_SCLK	MFP_CFG(GPIO23, AF2)
+#define GPIO17_SSP2_FRM		MFP_CFG(GPIO17, AF2)
+#define GPIO25_SSP2_SCLK	MFP_CFG(GPIO25, AF2)
+#define GPIO26_SSP2_FRM		MFP_CFG(GPIO26, AF2)
+#define GPIO33_SSP2_SCLK	MFP_CFG(GPIO33, AF6)
+#define GPIO34_SSP2_FRM		MFP_CFG(GPIO34, AF6)
+#define GPIO64_SSP2_SCLK	MFP_CFG(GPIO64, AF2)
+#define GPIO65_SSP2_FRM		MFP_CFG(GPIO65, AF2)
+#define GPIO19_SSP2_TXD		MFP_CFG(GPIO19, AF2)
+#define GPIO19_SSP2_RXD		MFP_CFG(GPIO19, AF7)
+#define GPIO24_SSP2_TXD		MFP_CFG(GPIO24, AF5)
+#define GPIO24_SSP2_RXD		MFP_CFG(GPIO24, AF4)
+#define GPIO27_SSP2_TXD		MFP_CFG(GPIO27, AF2)
+#define GPIO27_SSP2_RXD		MFP_CFG(GPIO27, AF5)
+#define GPIO28_SSP2_TXD		MFP_CFG(GPIO28, AF5)
+#define GPIO28_SSP2_RXD		MFP_CFG(GPIO28, AF2)
+#define GPIO35_SSP2_TXD		MFP_CFG(GPIO35, AF7)
+#define GPIO35_SSP2_RXD		MFP_CFG(GPIO35, AF6)
+#define GPIO66_SSP2_TXD		MFP_CFG(GPIO66, AF4)
+#define GPIO66_SSP2_RXD		MFP_CFG(GPIO66, AF2)
+#define GPIO67_SSP2_TXD		MFP_CFG(GPIO67, AF2)
+#define GPIO67_SSP2_RXD		MFP_CFG(GPIO67, AF4)
+#define GPIO36_SSP2_TXD		MFP_CFG(GPIO36, AF7)
+
+/* SSP3 */
+#define GPIO69_SSP3_FRM		MFP_CFG_X(GPIO69, AF2, DS08X, DRIVE_LOW)
+#define GPIO68_SSP3_SCLK	MFP_CFG_X(GPIO68, AF2, DS08X, FLOAT)
+#define GPIO92_SSP3_FRM		MFP_CFG_X(GPIO92, AF1, DS08X, DRIVE_LOW)
+#define GPIO91_SSP3_SCLK	MFP_CFG_X(GPIO91, AF1, DS08X, FLOAT)
+#define GPIO70_SSP3_TXD		MFP_CFG_X(GPIO70, AF2, DS08X, DRIVE_LOW)
+#define GPIO70_SSP3_RXD		MFP_CFG_X(GPIO70, AF5, DS08X, FLOAT)
+#define GPIO71_SSP3_TXD		MFP_CFG_X(GPIO71, AF5, DS08X, DRIVE_LOW)
+#define GPIO71_SSP3_RXD		MFP_CFG_X(GPIO71, AF2, DS08X, FLOAT)
+#define GPIO93_SSP3_TXD		MFP_CFG_X(GPIO93, AF1, DS08X, DRIVE_LOW)
+#define GPIO93_SSP3_RXD		MFP_CFG_X(GPIO93, AF5, DS08X, FLOAT)
+#define GPIO94_SSP3_TXD		MFP_CFG_X(GPIO94, AF5, DS08X, DRIVE_LOW)
+#define GPIO94_SSP3_RXD		MFP_CFG_X(GPIO94, AF1, DS08X, FLOAT)
+
+/* SSP4 */
+#define GPIO95_SSP4_SCLK	MFP_CFG_LPM(GPIO95, AF1, PULL_HIGH)
+#define GPIO96_SSP4_FRM		MFP_CFG_LPM(GPIO96, AF1, PULL_HIGH)
+#define GPIO97_SSP4_TXD		MFP_CFG_LPM(GPIO97, AF1, PULL_HIGH)
+#define GPIO97_SSP4_RXD		MFP_CFG_LPM(GPIO97, AF5, PULL_HIGH)
+#define GPIO98_SSP4_TXD		MFP_CFG_LPM(GPIO98, AF5, PULL_HIGH)
+#define GPIO98_SSP4_RXD		MFP_CFG_LPM(GPIO98, AF1, PULL_HIGH)
+
+/* UART1 */
+#define GPIO32_UART1_CTS	MFP_CFG_LPM(GPIO32,  AF2, FLOAT)
+#define GPIO37_UART1_CTS	MFP_CFG_LPM(GPIO37,  AF4, FLOAT)
+#define GPIO79_UART1_CTS	MFP_CFG_LPM(GPIO79,  AF1, FLOAT)
+#define GPIO84_UART1_CTS	MFP_CFG_LPM(GPIO84,  AF3, FLOAT)
+#define GPIO101_UART1_CTS	MFP_CFG_LPM(GPIO101, AF1, FLOAT)
+#define GPIO106_UART1_CTS	MFP_CFG_LPM(GPIO106, AF6, FLOAT)
+
+#define GPIO32_UART1_RTS	MFP_CFG_LPM(GPIO32,  AF4, FLOAT)
+#define GPIO37_UART1_RTS	MFP_CFG_LPM(GPIO37,  AF2, FLOAT)
+#define GPIO79_UART1_RTS	MFP_CFG_LPM(GPIO79,  AF3, FLOAT)
+#define GPIO84_UART1_RTS	MFP_CFG_LPM(GPIO84,  AF1, FLOAT)
+#define GPIO101_UART1_RTS	MFP_CFG_LPM(GPIO101, AF6, FLOAT)
+#define GPIO106_UART1_RTS	MFP_CFG_LPM(GPIO106, AF1, FLOAT)
+
+#define GPIO34_UART1_DSR	MFP_CFG_LPM(GPIO34,  AF2, FLOAT)
+#define GPIO36_UART1_DSR	MFP_CFG_LPM(GPIO36,  AF4, FLOAT)
+#define GPIO81_UART1_DSR	MFP_CFG_LPM(GPIO81,  AF1, FLOAT)
+#define GPIO83_UART1_DSR	MFP_CFG_LPM(GPIO83,  AF3, FLOAT)
+#define GPIO103_UART1_DSR	MFP_CFG_LPM(GPIO103, AF1, FLOAT)
+#define GPIO105_UART1_DSR	MFP_CFG_LPM(GPIO105, AF6, FLOAT)
+
+#define GPIO34_UART1_DTR	MFP_CFG_LPM(GPIO34,  AF4, FLOAT)
+#define GPIO36_UART1_DTR	MFP_CFG_LPM(GPIO36,  AF2, FLOAT)
+#define GPIO81_UART1_DTR	MFP_CFG_LPM(GPIO81,  AF3, FLOAT)
+#define GPIO83_UART1_DTR	MFP_CFG_LPM(GPIO83,  AF1, FLOAT)
+#define GPIO103_UART1_DTR	MFP_CFG_LPM(GPIO103, AF6, FLOAT)
+#define GPIO105_UART1_DTR	MFP_CFG_LPM(GPIO105, AF1, FLOAT)
+
+#define GPIO35_UART1_RI		MFP_CFG_LPM(GPIO35,  AF2, FLOAT)
+#define GPIO82_UART1_RI		MFP_CFG_LPM(GPIO82,  AF1, FLOAT)
+#define GPIO104_UART1_RI	MFP_CFG_LPM(GPIO104, AF1, FLOAT)
+
+#define GPIO33_UART1_DCD	MFP_CFG_LPM(GPIO33,  AF2, FLOAT)
+#define GPIO80_UART1_DCD	MFP_CFG_LPM(GPIO80,  AF1, FLOAT)
+#define GPIO102_UART1_DCD	MFP_CFG_LPM(GPIO102, AF1, FLOAT)
+
+#define GPIO30_UART1_RXD	MFP_CFG_LPM(GPIO30,  AF2, FLOAT)
+#define GPIO31_UART1_RXD	MFP_CFG_LPM(GPIO31,  AF4, FLOAT)
+#define GPIO77_UART1_RXD	MFP_CFG_LPM(GPIO77,  AF1, FLOAT)
+#define GPIO78_UART1_RXD	MFP_CFG_LPM(GPIO78,  AF3, FLOAT)
+#define GPIO99_UART1_RXD	MFP_CFG_LPM(GPIO99,  AF1, FLOAT)
+#define GPIO100_UART1_RXD	MFP_CFG_LPM(GPIO100, AF6, FLOAT)
+#define GPIO102_UART1_RXD	MFP_CFG_LPM(GPIO102, AF6, FLOAT)
+#define GPIO104_UART1_RXD	MFP_CFG_LPM(GPIO104, AF4, FLOAT)
+
+#define GPIO30_UART1_TXD	MFP_CFG_LPM(GPIO30,  AF4, FLOAT)
+#define GPIO31_UART1_TXD	MFP_CFG_LPM(GPIO31,  AF2, FLOAT)
+#define GPIO77_UART1_TXD	MFP_CFG_LPM(GPIO77,  AF3, FLOAT)
+#define GPIO78_UART1_TXD	MFP_CFG_LPM(GPIO78,  AF1, FLOAT)
+#define GPIO99_UART1_TXD	MFP_CFG_LPM(GPIO99,  AF6, FLOAT)
+#define GPIO100_UART1_TXD	MFP_CFG_LPM(GPIO100, AF1, FLOAT)
+#define GPIO102_UART1_TXD	MFP_CFG_LPM(GPIO102, AF4, FLOAT)
+
+/* UART2 */
+#define GPIO15_UART2_CTS	MFP_CFG_LPM(GPIO15,  AF3, FLOAT)
+#define GPIO16_UART2_CTS	MFP_CFG_LPM(GPIO16,  AF5, FLOAT)
+#define GPIO111_UART2_CTS	MFP_CFG_LPM(GPIO111, AF3, FLOAT)
+#define GPIO114_UART2_CTS	MFP_CFG_LPM(GPIO114, AF1, FLOAT)
+
+#define GPIO15_UART2_RTS	MFP_CFG_LPM(GPIO15,  AF4, FLOAT)
+#define GPIO16_UART2_RTS	MFP_CFG_LPM(GPIO16,  AF4, FLOAT)
+#define GPIO114_UART2_RTS	MFP_CFG_LPM(GPIO114, AF3, FLOAT)
+#define GPIO111_UART2_RTS	MFP_CFG_LPM(GPIO111, AF1, FLOAT)
+
+#define GPIO18_UART2_RXD	MFP_CFG_LPM(GPIO18,  AF5, FLOAT)
+#define GPIO19_UART2_RXD	MFP_CFG_LPM(GPIO19,  AF4, FLOAT)
+#define GPIO112_UART2_RXD	MFP_CFG_LPM(GPIO112, AF1, FLOAT)
+#define GPIO113_UART2_RXD	MFP_CFG_LPM(GPIO113, AF3, FLOAT)
+
+#define GPIO18_UART2_TXD	MFP_CFG_LPM(GPIO18,  AF4, FLOAT)
+#define GPIO19_UART2_TXD	MFP_CFG_LPM(GPIO19,  AF5, FLOAT)
+#define GPIO112_UART2_TXD	MFP_CFG_LPM(GPIO112, AF3, FLOAT)
+#define GPIO113_UART2_TXD	MFP_CFG_LPM(GPIO113, AF1, FLOAT)
+
+/* UART3 */
+#define GPIO91_UART3_CTS	MFP_CFG_LPM(GPIO91,  AF2, FLOAT)
+#define GPIO92_UART3_CTS	MFP_CFG_LPM(GPIO92,  AF4, FLOAT)
+#define GPIO107_UART3_CTS	MFP_CFG_LPM(GPIO107, AF1, FLOAT)
+#define GPIO108_UART3_CTS	MFP_CFG_LPM(GPIO108, AF3, FLOAT)
+
+#define GPIO91_UART3_RTS	MFP_CFG_LPM(GPIO91,  AF4, FLOAT)
+#define GPIO92_UART3_RTS	MFP_CFG_LPM(GPIO92,  AF2, FLOAT)
+#define GPIO107_UART3_RTS	MFP_CFG_LPM(GPIO107, AF3, FLOAT)
+#define GPIO108_UART3_RTS	MFP_CFG_LPM(GPIO108, AF1, FLOAT)
+
+#define GPIO7_UART3_RXD		MFP_CFG_LPM(GPIO7,   AF2, FLOAT)
+#define GPIO8_UART3_RXD		MFP_CFG_LPM(GPIO8,   AF6, FLOAT)
+#define GPIO93_UART3_RXD	MFP_CFG_LPM(GPIO93,  AF4, FLOAT)
+#define GPIO94_UART3_RXD	MFP_CFG_LPM(GPIO94,  AF2, FLOAT)
+#define GPIO109_UART3_RXD	MFP_CFG_LPM(GPIO109, AF3, FLOAT)
+#define GPIO110_UART3_RXD	MFP_CFG_LPM(GPIO110, AF1, FLOAT)
+
+#define GPIO7_UART3_TXD		MFP_CFG_LPM(GPIO7,   AF6, FLOAT)
+#define GPIO8_UART3_TXD		MFP_CFG_LPM(GPIO8,   AF2, FLOAT)
+#define GPIO93_UART3_TXD	MFP_CFG_LPM(GPIO93,  AF2, FLOAT)
+#define GPIO94_UART3_TXD	MFP_CFG_LPM(GPIO94,  AF4, FLOAT)
+#define GPIO109_UART3_TXD	MFP_CFG_LPM(GPIO109, AF1, FLOAT)
+#define GPIO110_UART3_TXD	MFP_CFG_LPM(GPIO110, AF3, FLOAT)
+
+/* USB Host */
+#define GPIO0_2_USBH_PEN	MFP_CFG(GPIO0_2, AF1)
+#define GPIO1_2_USBH_PWR	MFP_CFG(GPIO1_2, AF1)
+
+/* USB P3 */
+#define GPIO77_USB_P3_1		MFP_CFG(GPIO77,  AF2)
+#define GPIO78_USB_P3_2		MFP_CFG(GPIO78,  AF2)
+#define GPIO79_USB_P3_3		MFP_CFG(GPIO79,  AF2)
+#define GPIO80_USB_P3_4		MFP_CFG(GPIO80,  AF2)
+#define GPIO81_USB_P3_5		MFP_CFG(GPIO81,  AF2)
+#define GPIO82_USB_P3_6		MFP_CFG(GPIO82,  AF2)
+
+/* PWM */
+#define GPIO17_PWM0_OUT		MFP_CFG(GPIO17, AF1)
+#define GPIO18_PWM1_OUT		MFP_CFG(GPIO18, AF1)
+#define GPIO19_PWM2_OUT		MFP_CFG(GPIO19, AF1)
+#define GPIO20_PWM3_OUT		MFP_CFG(GPIO20, AF1)
+
+/* CIR */
+#define GPIO8_CIR_OUT		MFP_CFG(GPIO8, AF5)
+#define GPIO16_CIR_OUT		MFP_CFG(GPIO16, AF3)
+
+#define GPIO20_OW_DQ_IN		MFP_CFG(GPIO20, AF5)
+#define GPIO126_OW_DQ		MFP_CFG(GPIO126, AF2)
+
+#define GPIO0_DF_RDY		MFP_CFG(GPIO0, AF1)
+#define GPIO7_CLK_BYPASS_XSC	MFP_CFG(GPIO7, AF7)
+#define GPIO17_EXT_SYNC_MVT_0	MFP_CFG(GPIO17, AF6)
+#define GPIO18_EXT_SYNC_MVT_1	MFP_CFG(GPIO18, AF6)
+#define GPIO19_OST_CHOUT_MVT_0	MFP_CFG(GPIO19, AF6)
+#define GPIO20_OST_CHOUT_MVT_1	MFP_CFG(GPIO20, AF6)
+#define GPIO49_48M_CLK		MFP_CFG(GPIO49, AF2)
+#define GPIO126_EXT_CLK		MFP_CFG(GPIO126, AF3)
+#define GPIO127_CLK_BYPASS_GB	MFP_CFG(GPIO127, AF7)
+#define GPIO71_EXT_MATCH_MVT	MFP_CFG(GPIO71, AF6)
+
+#define GPIO3_uIO_IN		MFP_CFG(GPIO3, AF1)
+
+#define GPIO4_uSIM_CARD_STATE	MFP_CFG(GPIO4, AF1)
+#define GPIO5_uSIM_uCLK		MFP_CFG(GPIO5, AF1)
+#define GPIO6_uSIM_uRST		MFP_CFG(GPIO6, AF1)
+#define GPIO16_uSIM_UVS_0	MFP_CFG(GPIO16, AF1)
+
+#define GPIO9_SCIO		MFP_CFG(GPIO9, AF1)
+#define GPIO20_RTC_MVT		MFP_CFG(GPIO20, AF4)
+#define GPIO126_RTC_MVT		MFP_CFG(GPIO126, AF1)
+
+/*
+ * PXA300 specific MFP configurations
+ */
+#ifdef CONFIG_CPU_PXA300
+#define GPIO99_USB_P2_2		MFP_CFG(GPIO99, AF2)
+#define GPIO99_USB_P2_5		MFP_CFG(GPIO99, AF3)
+#define GPIO99_USB_P2_6		MFP_CFG(GPIO99, AF4)
+#define GPIO100_USB_P2_2	MFP_CFG(GPIO100, AF4)
+#define GPIO100_USB_P2_5	MFP_CFG(GPIO100, AF5)
+#define GPIO101_USB_P2_1	MFP_CFG(GPIO101, AF2)
+#define GPIO102_USB_P2_4	MFP_CFG(GPIO102, AF2)
+#define GPIO104_USB_P2_3	MFP_CFG(GPIO104, AF2)
+#define GPIO105_USB_P2_5	MFP_CFG(GPIO105, AF2)
+#define GPIO100_USB_P2_6	MFP_CFG(GPIO100, AF2)
+#define GPIO106_USB_P2_7	MFP_CFG(GPIO106, AF2)
+#define GPIO103_USB_P2_8	MFP_CFG(GPIO103, AF2)
+
+/* U2D UTMI */
+#define GPIO38_UTM_CLK		MFP_CFG(GPIO38,  AF1)
+#define GPIO26_U2D_RXERROR	MFP_CFG(GPIO26,  AF3)
+#define GPIO50_U2D_RXERROR	MFP_CFG(GPIO50,  AF1)
+#define GPIO89_U2D_RXERROR	MFP_CFG(GPIO89,  AF5)
+#define GPIO24_UTM_RXVALID	MFP_CFG(GPIO24,  AF3)
+#define GPIO48_UTM_RXVALID	MFP_CFG(GPIO48,  AF2)
+#define GPIO87_UTM_RXVALID	MFP_CFG(GPIO87,  AF5)
+#define GPIO25_UTM_RXACTIVE	MFP_CFG(GPIO25,  AF3)
+#define GPIO47_UTM_RXACTIVE	MFP_CFG(GPIO47,  AF2)
+#define GPIO49_UTM_RXACTIVE	MFP_CFG(GPIO49,  AF1)
+#define GPIO88_UTM_RXACTIVE	MFP_CFG(GPIO88,  AF5)
+#define GPIO53_UTM_TXREADY	MFP_CFG(GPIO53,  AF1)
+#define GPIO67_UTM_LINESTATE_0	MFP_CFG(GPIO67,  AF3)
+#define GPIO92_UTM_LINESTATE_0	MFP_CFG(GPIO92,  AF3)
+#define GPIO104_UTM_LINESTATE_0	MFP_CFG(GPIO104, AF3)
+#define GPIO109_UTM_LINESTATE_0	MFP_CFG(GPIO109, AF4)
+#define GPIO68_UTM_LINESTATE_1	MFP_CFG(GPIO68,  AF3)
+#define GPIO93_UTM_LINESTATE_1	MFP_CFG(GPIO93,  AF3)
+#define GPIO105_UTM_LINESTATE_1	MFP_CFG(GPIO105, AF3)
+#define GPIO27_U2D_OPMODE_0	MFP_CFG(GPIO27,  AF4)
+#define GPIO51_U2D_OPMODE_0	MFP_CFG(GPIO51,  AF2)
+#define GPIO90_U2D_OPMODE_0	MFP_CFG(GPIO90,  AF7)
+#define GPIO28_U2D_OPMODE_1	MFP_CFG(GPIO28,  AF4)
+#define GPIO52_U2D_OPMODE_1	MFP_CFG(GPIO52,  AF2)
+#define GPIO106_U2D_OPMODE_1	MFP_CFG(GPIO106, AF3)
+#define GPIO110_U2D_OPMODE_1	MFP_CFG(GPIO110, AF5)
+#define GPIO76_U2D_RESET	MFP_CFG(GPIO76,  AF1)
+#define GPIO95_U2D_RESET	MFP_CFG(GPIO95,  AF2)
+#define GPIO100_U2D_RESET	MFP_CFG(GPIO100, AF3)
+#define GPIO66_U2D_SUSPEND	MFP_CFG(GPIO66,  AF3)
+#define GPIO98_U2D_SUSPEND	MFP_CFG(GPIO98,  AF2)
+#define GPIO103_U2D_SUSPEND	MFP_CFG(GPIO103, AF3)
+#define GPIO65_U2D_TERM_SEL	MFP_CFG(GPIO65,  AF5)
+#define GPIO97_U2D_TERM_SEL	MFP_CFG(GPIO97,  AF3)
+#define GPIO102_U2D_TERM_SEL	MFP_CFG(GPIO102, AF5)
+#define GPIO29_U2D_TXVALID	MFP_CFG(GPIO29,  AF3)
+#define GPIO52_U2D_TXVALID	MFP_CFG(GPIO52,  AF4)
+#define GPIO69_U2D_TXVALID	MFP_CFG(GPIO69,  AF3)
+#define GPIO85_U2D_TXVALID	MFP_CFG(GPIO85,  AF7)
+#define GPIO64_U2D_XCVR_SEL	MFP_CFG(GPIO64,  AF5)
+#define GPIO96_U2D_XCVR_SEL	MFP_CFG(GPIO96,  AF3)
+#define GPIO101_U2D_XCVR_SEL	MFP_CFG(GPIO101, AF5)
+#define GPIO30_UTM_PHYDATA_0	MFP_CFG(GPIO30,  AF3)
+#define GPIO31_UTM_PHYDATA_1	MFP_CFG(GPIO31,  AF3)
+#define GPIO32_UTM_PHYDATA_2	MFP_CFG(GPIO32,  AF3)
+#define GPIO33_UTM_PHYDATA_3	MFP_CFG(GPIO33,  AF3)
+#define GPIO34_UTM_PHYDATA_4	MFP_CFG(GPIO34,  AF3)
+#define GPIO35_UTM_PHYDATA_5	MFP_CFG(GPIO35,  AF3)
+#define GPIO36_UTM_PHYDATA_6	MFP_CFG(GPIO36,  AF3)
+#define GPIO37_UTM_PHYDATA_7	MFP_CFG(GPIO37,  AF3)
+#define GPIO39_UTM_PHYDATA_0	MFP_CFG(GPIO39,  AF3)
+#define GPIO40_UTM_PHYDATA_1	MFP_CFG(GPIO40,  AF3)
+#define GPIO41_UTM_PHYDATA_2	MFP_CFG(GPIO41,  AF3)
+#define GPIO42_UTM_PHYDATA_3	MFP_CFG(GPIO42,  AF3)
+#define GPIO43_UTM_PHYDATA_4	MFP_CFG(GPIO43,  AF3)
+#define GPIO44_UTM_PHYDATA_5	MFP_CFG(GPIO44,  AF3)
+#define GPIO45_UTM_PHYDATA_6	MFP_CFG(GPIO45,  AF3)
+#define GPIO46_UTM_PHYDATA_7	MFP_CFG(GPIO46,  AF3)
+#endif /* CONFIG_CPU_PXA300 */
+
+/*
+ * PXA310 specific MFP configurations
+ */
+#ifdef CONFIG_CPU_PXA310
+/* USB P2 */
+#define GPIO36_USB_P2_1		MFP_CFG(GPIO36, AF1)
+#define GPIO30_USB_P2_2		MFP_CFG(GPIO30, AF1)
+#define GPIO35_USB_P2_3		MFP_CFG(GPIO35, AF1)
+#define GPIO32_USB_P2_4		MFP_CFG(GPIO32, AF1)
+#define GPIO34_USB_P2_5		MFP_CFG(GPIO34, AF1)
+#define GPIO31_USB_P2_6		MFP_CFG(GPIO31, AF1)
+
+/* MMC1 */
+#define GPIO24_MMC1_CMD		MFP_CFG(GPIO24, AF3)
+#define GPIO29_MMC1_DAT0	MFP_CFG(GPIO29, AF3)
+
+/* MMC3 */
+#define GPIO103_MMC3_CLK	MFP_CFG(GPIO103, AF2)
+#define GPIO105_MMC3_CMD	MFP_CFG(GPIO105, AF2)
+#define GPIO11_2_MMC3_CLK	MFP_CFG(GPIO11_2, AF1)
+#define GPIO12_2_MMC3_CMD	MFP_CFG(GPIO12_2, AF1)
+#define GPIO7_2_MMC3_DAT0	MFP_CFG(GPIO7_2, AF1)
+#define GPIO8_2_MMC3_DAT1	MFP_CFG(GPIO8_2, AF1)
+#define GPIO9_2_MMC3_DAT2	MFP_CFG(GPIO9_2, AF1)
+#define GPIO10_2_MMC3_DAT3	MFP_CFG(GPIO10_2, AF1)
+
+/* ULPI */
+#define GPIO38_ULPI_CLK		MFP_CFG(GPIO38, AF1)
+#define GPIO30_ULPI_DATA_OUT_0	MFP_CFG(GPIO30, AF3)
+#define GPIO31_ULPI_DATA_OUT_1	MFP_CFG(GPIO31, AF3)
+#define GPIO32_ULPI_DATA_OUT_2	MFP_CFG(GPIO32, AF3)
+#define GPIO33_ULPI_DATA_OUT_3	MFP_CFG(GPIO33, AF3)
+#define GPIO34_ULPI_DATA_OUT_4	MFP_CFG(GPIO34, AF3)
+#define GPIO35_ULPI_DATA_OUT_5	MFP_CFG(GPIO35, AF3)
+#define GPIO36_ULPI_DATA_OUT_6	MFP_CFG(GPIO36, AF3)
+#define GPIO37_ULPI_DATA_OUT_7	MFP_CFG(GPIO37, AF3)
+#define GPIO33_ULPI_OTG_INTR	MFP_CFG(GPIO33, AF1)
+
+#define ULPI_DIR	MFP_CFG_DRV(ULPI_DIR, AF0, DS01X)
+#define ULPI_NXT	MFP_CFG_DRV(ULPI_NXT, AF0, DS01X)
+#define ULPI_STP	MFP_CFG_DRV(ULPI_STP, AF0, DS01X)
+#endif /* CONFIG_CPU_PXA310 */
+
+#endif /* __ASM_ARCH_MFP_PXA300_H */

linux-7.2.3/arch/arm/mach-pxa/mfp-pxa320.h

@@ -0,0 +1,458 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * arch/arm/mach-pxa/include/mach/mfp-pxa320.h
+ *
+ * PXA320 specific MFP configuration definitions
+ *
+ * Copyright (C) 2007 Marvell International Ltd.
+ * 2007-08-21: eric miao <eric.miao@marvell.com>
+ *             initial version
+ */
+
+#ifndef __ASM_ARCH_MFP_PXA320_H
+#define __ASM_ARCH_MFP_PXA320_H
+
+#include "mfp-pxa3xx.h"
+
+/* GPIO */
+#define GPIO46_GPIO		MFP_CFG(GPIO46, AF0)
+#define GPIO49_GPIO		MFP_CFG(GPIO49, AF0)
+#define GPIO50_GPIO		MFP_CFG(GPIO50, AF0)
+#define GPIO51_GPIO		MFP_CFG(GPIO51, AF0)
+#define GPIO52_GPIO		MFP_CFG(GPIO52, AF0)
+
+#define GPIO7_2_GPIO		MFP_CFG(GPIO7_2, AF0)
+#define GPIO8_2_GPIO		MFP_CFG(GPIO8_2, AF0)
+#define GPIO9_2_GPIO		MFP_CFG(GPIO9_2, AF0)
+#define GPIO10_2_GPIO		MFP_CFG(GPIO10_2, AF0)
+#define GPIO11_2_GPIO		MFP_CFG(GPIO11_2, AF0)
+#define GPIO12_2_GPIO		MFP_CFG(GPIO12_2, AF0)
+#define GPIO13_2_GPIO		MFP_CFG(GPIO13_2, AF0)
+#define GPIO14_2_GPIO		MFP_CFG(GPIO14_2, AF0)
+#define GPIO15_2_GPIO		MFP_CFG(GPIO15_2, AF0)
+#define GPIO16_2_GPIO		MFP_CFG(GPIO16_2, AF0)
+#define GPIO17_2_GPIO		MFP_CFG(GPIO17_2, AF0)
+
+/* Chip Select */
+#define GPIO3_nCS2		MFP_CFG(GPIO3, AF1)
+#define GPIO4_nCS3		MFP_CFG(GPIO4, AF1)
+
+/* AC97 */
+#define GPIO34_AC97_SYSCLK	MFP_CFG(GPIO34, AF1)
+#define GPIO39_AC97_BITCLK	MFP_CFG(GPIO39, AF1)
+#define GPIO40_AC97_nACRESET	MFP_CFG(GPIO40, AF1)
+#define GPIO35_AC97_SDATA_IN_0	MFP_CFG(GPIO35, AF1)
+#define GPIO36_AC97_SDATA_IN_1	MFP_CFG(GPIO36, AF1)
+#define GPIO32_AC97_SDATA_IN_2	MFP_CFG(GPIO32, AF2)
+#define GPIO33_AC97_SDATA_IN_3	MFP_CFG(GPIO33, AF2)
+#define GPIO11_AC97_SDATA_IN_2	MFP_CFG(GPIO11, AF3)
+#define GPIO12_AC97_SDATA_IN_3	MFP_CFG(GPIO12, AF3)
+#define GPIO37_AC97_SDATA_OUT	MFP_CFG(GPIO37, AF1)
+#define GPIO38_AC97_SYNC	MFP_CFG(GPIO38, AF1)
+
+/* I2C */
+#define GPIO32_I2C_SCL		MFP_CFG_LPM(GPIO32, AF1, PULL_HIGH)
+#define GPIO33_I2C_SDA		MFP_CFG_LPM(GPIO33, AF1, PULL_HIGH)
+
+/* QCI */
+#define GPIO49_CI_DD_0		MFP_CFG_DRV(GPIO49, AF1, DS04X)
+#define GPIO50_CI_DD_1		MFP_CFG_DRV(GPIO50, AF1, DS04X)
+#define GPIO51_CI_DD_2		MFP_CFG_DRV(GPIO51, AF1, DS04X)
+#define GPIO52_CI_DD_3		MFP_CFG_DRV(GPIO52, AF1, DS04X)
+#define GPIO53_CI_DD_4		MFP_CFG_DRV(GPIO53, AF1, DS04X)
+#define GPIO54_CI_DD_5		MFP_CFG_DRV(GPIO54, AF1, DS04X)
+#define GPIO55_CI_DD_6		MFP_CFG_DRV(GPIO55, AF1, DS04X)
+#define GPIO56_CI_DD_7		MFP_CFG_DRV(GPIO56, AF0, DS04X)
+#define GPIO57_CI_DD_8		MFP_CFG_DRV(GPIO57, AF1, DS04X)
+#define GPIO58_CI_DD_9		MFP_CFG_DRV(GPIO58, AF1, DS04X)
+#define GPIO59_CI_MCLK		MFP_CFG_DRV(GPIO59, AF0, DS04X)
+#define GPIO60_CI_PCLK		MFP_CFG_DRV(GPIO60, AF0, DS04X)
+#define GPIO61_CI_HSYNC		MFP_CFG_DRV(GPIO61, AF0, DS04X)
+#define GPIO62_CI_VSYNC		MFP_CFG_DRV(GPIO62, AF0, DS04X)
+
+#define GPIO31_CIR_OUT		MFP_CFG(GPIO31, AF5)
+
+#define GPIO0_2_CLK_EXT		MFP_CFG(GPIO0_2, AF3)
+#define GPIO0_DRQ		MFP_CFG(GPIO0, AF2)
+#define GPIO11_EXT_SYNC0	MFP_CFG(GPIO11, AF5)
+#define GPIO12_EXT_SYNC1	MFP_CFG(GPIO12, AF6)
+#define GPIO0_2_HZ_CLK		MFP_CFG(GPIO0_2, AF1)
+#define GPIO14_HZ_CLK		MFP_CFG(GPIO14, AF4)
+#define GPIO30_ICP_RXD		MFP_CFG(GPIO30, AF1)
+#define GPIO31_ICP_TXD		MFP_CFG(GPIO31, AF1)
+
+#define GPIO83_KP_DKIN_0	MFP_CFG_LPM(GPIO83, AF3, FLOAT)
+#define GPIO84_KP_DKIN_1	MFP_CFG_LPM(GPIO84, AF3, FLOAT)
+#define GPIO85_KP_DKIN_2	MFP_CFG_LPM(GPIO85, AF3, FLOAT)
+#define GPIO86_KP_DKIN_3	MFP_CFG_LPM(GPIO86, AF3, FLOAT)
+
+#define GPIO105_KP_DKIN_0	MFP_CFG_LPM(GPIO105, AF2, FLOAT)
+#define GPIO106_KP_DKIN_1	MFP_CFG_LPM(GPIO106, AF2, FLOAT)
+#define GPIO107_KP_DKIN_2	MFP_CFG_LPM(GPIO107, AF2, FLOAT)
+#define GPIO108_KP_DKIN_3	MFP_CFG_LPM(GPIO108, AF2, FLOAT)
+#define GPIO109_KP_DKIN_4	MFP_CFG_LPM(GPIO109, AF2, FLOAT)
+#define GPIO110_KP_DKIN_5	MFP_CFG_LPM(GPIO110, AF2, FLOAT)
+#define GPIO111_KP_DKIN_6	MFP_CFG_LPM(GPIO111, AF2, FLOAT)
+#define GPIO112_KP_DKIN_7	MFP_CFG_LPM(GPIO112, AF2, FLOAT)
+
+#define GPIO113_KP_DKIN_0	MFP_CFG_LPM(GPIO113, AF2, FLOAT)
+#define GPIO114_KP_DKIN_1	MFP_CFG_LPM(GPIO114, AF2, FLOAT)
+#define GPIO115_KP_DKIN_2	MFP_CFG_LPM(GPIO115, AF2, FLOAT)
+#define GPIO116_KP_DKIN_3	MFP_CFG_LPM(GPIO116, AF2, FLOAT)
+#define GPIO117_KP_DKIN_4	MFP_CFG_LPM(GPIO117, AF2, FLOAT)
+#define GPIO118_KP_DKIN_5	MFP_CFG_LPM(GPIO118, AF2, FLOAT)
+#define GPIO119_KP_DKIN_6	MFP_CFG_LPM(GPIO119, AF2, FLOAT)
+#define GPIO120_KP_DKIN_7	MFP_CFG_LPM(GPIO120, AF2, FLOAT)
+
+#define GPIO127_KP_DKIN_0	MFP_CFG_LPM(GPIO127, AF2, FLOAT)
+#define GPIO126_KP_DKIN_1	MFP_CFG_LPM(GPIO126, AF2, FLOAT)
+
+#define GPIO2_2_KP_DKIN_0	MFP_CFG_LPM(GPIO2_2, AF2, FLOAT)
+#define GPIO3_2_KP_DKIN_1	MFP_CFG_LPM(GPIO3_2, AF2, FLOAT)
+#define GPIO125_KP_DKIN_2	MFP_CFG_LPM(GPIO125, AF2, FLOAT)
+#define GPIO124_KP_DKIN_3	MFP_CFG_LPM(GPIO124, AF2, FLOAT)
+#define GPIO123_KP_DKIN_4	MFP_CFG_LPM(GPIO123, AF2, FLOAT)
+#define GPIO122_KP_DKIN_5	MFP_CFG_LPM(GPIO122, AF2, FLOAT)
+#define GPIO121_KP_DKIN_6	MFP_CFG_LPM(GPIO121, AF2, FLOAT)
+#define GPIO4_2_KP_DKIN_7	MFP_CFG_LPM(GPIO4_2, AF2, FLOAT)
+
+#define GPIO113_KP_MKIN_0	MFP_CFG_LPM(GPIO113, AF1, FLOAT)
+#define GPIO114_KP_MKIN_1	MFP_CFG_LPM(GPIO114, AF1, FLOAT)
+#define GPIO115_KP_MKIN_2	MFP_CFG_LPM(GPIO115, AF1, FLOAT)
+#define GPIO116_KP_MKIN_3	MFP_CFG_LPM(GPIO116, AF1, FLOAT)
+#define GPIO117_KP_MKIN_4	MFP_CFG_LPM(GPIO117, AF1, FLOAT)
+#define GPIO118_KP_MKIN_5	MFP_CFG_LPM(GPIO118, AF1, FLOAT)
+#define GPIO119_KP_MKIN_6	MFP_CFG_LPM(GPIO119, AF1, FLOAT)
+#define GPIO120_KP_MKIN_7	MFP_CFG_LPM(GPIO120, AF1, FLOAT)
+
+#define GPIO83_KP_MKOUT_0	MFP_CFG_LPM(GPIO83, AF2, DRIVE_HIGH)
+#define GPIO84_KP_MKOUT_1	MFP_CFG_LPM(GPIO84, AF2, DRIVE_HIGH)
+#define GPIO85_KP_MKOUT_2	MFP_CFG_LPM(GPIO85, AF2, DRIVE_HIGH)
+#define GPIO86_KP_MKOUT_3	MFP_CFG_LPM(GPIO86, AF2, DRIVE_HIGH)
+#define GPIO13_KP_MKOUT_4	MFP_CFG_LPM(GPIO13, AF3, DRIVE_HIGH)
+#define GPIO14_KP_MKOUT_5	MFP_CFG_LPM(GPIO14, AF3, DRIVE_HIGH)
+
+#define GPIO121_KP_MKOUT_0	MFP_CFG_LPM(GPIO121, AF1, DRIVE_HIGH)
+#define GPIO122_KP_MKOUT_1	MFP_CFG_LPM(GPIO122, AF1, DRIVE_HIGH)
+#define GPIO123_KP_MKOUT_2	MFP_CFG_LPM(GPIO123, AF1, DRIVE_HIGH)
+#define GPIO124_KP_MKOUT_3	MFP_CFG_LPM(GPIO124, AF1, DRIVE_HIGH)
+#define GPIO125_KP_MKOUT_4	MFP_CFG_LPM(GPIO125, AF1, DRIVE_HIGH)
+#define GPIO126_KP_MKOUT_5	MFP_CFG_LPM(GPIO126, AF1, DRIVE_HIGH)
+#define GPIO127_KP_MKOUT_6	MFP_CFG_LPM(GPIO127, AF1, DRIVE_HIGH)
+#define GPIO5_2_KP_MKOUT_7	MFP_CFG_LPM(GPIO5_2, AF1, DRIVE_HIGH)
+
+/* LCD */
+#define GPIO6_2_LCD_LDD_0	MFP_CFG_DRV(GPIO6_2, AF1, DS01X)
+#define GPIO7_2_LCD_LDD_1	MFP_CFG_DRV(GPIO7_2, AF1, DS01X)
+#define GPIO8_2_LCD_LDD_2	MFP_CFG_DRV(GPIO8_2, AF1, DS01X)
+#define GPIO9_2_LCD_LDD_3	MFP_CFG_DRV(GPIO9_2, AF1, DS01X)
+#define GPIO10_2_LCD_LDD_4	MFP_CFG_DRV(GPIO10_2, AF1, DS01X)
+#define GPIO11_2_LCD_LDD_5	MFP_CFG_DRV(GPIO11_2, AF1, DS01X)
+#define GPIO12_2_LCD_LDD_6	MFP_CFG_DRV(GPIO12_2, AF1, DS01X)
+#define GPIO13_2_LCD_LDD_7	MFP_CFG_DRV(GPIO13_2, AF1, DS01X)
+#define GPIO63_LCD_LDD_8	MFP_CFG_DRV(GPIO63, AF1, DS01X)
+#define GPIO64_LCD_LDD_9	MFP_CFG_DRV(GPIO64, AF1, DS01X)
+#define GPIO65_LCD_LDD_10	MFP_CFG_DRV(GPIO65, AF1, DS01X)
+#define GPIO66_LCD_LDD_11	MFP_CFG_DRV(GPIO66, AF1, DS01X)
+#define GPIO67_LCD_LDD_12	MFP_CFG_DRV(GPIO67, AF1, DS01X)
+#define GPIO68_LCD_LDD_13	MFP_CFG_DRV(GPIO68, AF1, DS01X)
+#define GPIO69_LCD_LDD_14	MFP_CFG_DRV(GPIO69, AF1, DS01X)
+#define GPIO70_LCD_LDD_15	MFP_CFG_DRV(GPIO70, AF1, DS01X)
+#define GPIO71_LCD_LDD_16	MFP_CFG_DRV(GPIO71, AF1, DS01X)
+#define GPIO72_LCD_LDD_17	MFP_CFG_DRV(GPIO72, AF1, DS01X)
+#define GPIO73_LCD_CS_N		MFP_CFG_DRV(GPIO73, AF2, DS01X)
+#define GPIO74_LCD_VSYNC	MFP_CFG_DRV(GPIO74, AF2, DS01X)
+#define GPIO14_2_LCD_FCLK	MFP_CFG_DRV(GPIO14_2, AF1, DS01X)
+#define GPIO15_2_LCD_LCLK	MFP_CFG_DRV(GPIO15_2, AF1, DS01X)
+#define GPIO16_2_LCD_PCLK	MFP_CFG_DRV(GPIO16_2, AF1, DS01X)
+#define GPIO17_2_LCD_BIAS	MFP_CFG_DRV(GPIO17_2, AF1, DS01X)
+#define GPIO64_LCD_VSYNC	MFP_CFG_DRV(GPIO64, AF2, DS01X)
+#define GPIO63_LCD_CS_N		MFP_CFG_DRV(GPIO63, AF2, DS01X)
+
+#define GPIO6_2_MLCD_DD_0	MFP_CFG_DRV(GPIO6_2, AF7, DS08X)
+#define GPIO7_2_MLCD_DD_1	MFP_CFG_DRV(GPIO7_2, AF7, DS08X)
+#define GPIO8_2_MLCD_DD_2	MFP_CFG_DRV(GPIO8_2, AF7, DS08X)
+#define GPIO9_2_MLCD_DD_3	MFP_CFG_DRV(GPIO9_2, AF7, DS08X)
+#define GPIO10_2_MLCD_DD_4	MFP_CFG_DRV(GPIO10_2, AF7, DS08X)
+#define GPIO11_2_MLCD_DD_5	MFP_CFG_DRV(GPIO11_2, AF7, DS08X)
+#define GPIO12_2_MLCD_DD_6	MFP_CFG_DRV(GPIO12_2, AF7, DS08X)
+#define GPIO13_2_MLCD_DD_7	MFP_CFG_DRV(GPIO13_2, AF7, DS08X)
+#define GPIO63_MLCD_DD_8	MFP_CFG_DRV(GPIO63, AF7, DS08X)
+#define GPIO64_MLCD_DD_9	MFP_CFG_DRV(GPIO64, AF7, DS08X)
+#define GPIO65_MLCD_DD_10	MFP_CFG_DRV(GPIO65, AF7, DS08X)
+#define GPIO66_MLCD_DD_11	MFP_CFG_DRV(GPIO66, AF7, DS08X)
+#define GPIO67_MLCD_DD_12	MFP_CFG_DRV(GPIO67, AF7, DS08X)
+#define GPIO68_MLCD_DD_13	MFP_CFG_DRV(GPIO68, AF7, DS08X)
+#define GPIO69_MLCD_DD_14	MFP_CFG_DRV(GPIO69, AF7, DS08X)
+#define GPIO70_MLCD_DD_15	MFP_CFG_DRV(GPIO70, AF7, DS08X)
+#define GPIO71_MLCD_DD_16	MFP_CFG_DRV(GPIO71, AF7, DS08X)
+#define GPIO72_MLCD_DD_17	MFP_CFG_DRV(GPIO72, AF7, DS08X)
+#define GPIO73_MLCD_CS		MFP_CFG_DRV(GPIO73, AF7, DS08X)
+#define GPIO74_MLCD_VSYNC	MFP_CFG_DRV(GPIO74, AF7, DS08X)
+#define GPIO14_2_MLCD_FCLK	MFP_CFG_DRV(GPIO14_2, AF7, DS08X)
+#define GPIO15_2_MLCD_LCLK	MFP_CFG_DRV(GPIO15_2, AF7, DS08X)
+#define GPIO16_2_MLCD_PCLK	MFP_CFG_DRV(GPIO16_2, AF7, DS08X)
+#define GPIO17_2_MLCD_BIAS	MFP_CFG_DRV(GPIO17_2, AF7, DS08X)
+
+/* MMC1 */
+#define GPIO9_MMC1_CMD		MFP_CFG_LPM(GPIO9,  AF4, DRIVE_HIGH)
+#define GPIO22_MMC1_CLK		MFP_CFG_LPM(GPIO22, AF4, DRIVE_HIGH)
+#define GPIO23_MMC1_CMD		MFP_CFG_LPM(GPIO23, AF4, DRIVE_HIGH)
+#define GPIO30_MMC1_CLK		MFP_CFG_LPM(GPIO30, AF4, DRIVE_HIGH)
+#define GPIO31_MMC1_CMD		MFP_CFG_LPM(GPIO31, AF4, DRIVE_HIGH)
+#define GPIO5_MMC1_DAT0		MFP_CFG_LPM(GPIO5,  AF4, DRIVE_HIGH)
+#define GPIO6_MMC1_DAT1		MFP_CFG_LPM(GPIO6,  AF4, DRIVE_HIGH)
+#define GPIO7_MMC1_DAT2		MFP_CFG_LPM(GPIO7,  AF4, DRIVE_HIGH)
+#define GPIO8_MMC1_DAT3		MFP_CFG_LPM(GPIO8,  AF4, DRIVE_HIGH)
+#define GPIO18_MMC1_DAT0	MFP_CFG_LPM(GPIO18, AF4, DRIVE_HIGH)
+#define GPIO19_MMC1_DAT1	MFP_CFG_LPM(GPIO19, AF4, DRIVE_HIGH)
+#define GPIO20_MMC1_DAT2	MFP_CFG_LPM(GPIO20, AF4, DRIVE_HIGH)
+#define GPIO21_MMC1_DAT3	MFP_CFG_LPM(GPIO21, AF4, DRIVE_HIGH)
+
+#define GPIO28_MMC2_CLK		MFP_CFG_LPM(GPIO28, AF4, PULL_HIGH)
+#define GPIO29_MMC2_CMD		MFP_CFG_LPM(GPIO29, AF4, PULL_HIGH)
+#define GPIO30_MMC2_CLK		MFP_CFG_LPM(GPIO30, AF3, PULL_HIGH)
+#define GPIO31_MMC2_CMD		MFP_CFG_LPM(GPIO31, AF3, PULL_HIGH)
+#define GPIO79_MMC2_CLK		MFP_CFG_LPM(GPIO79, AF4, PULL_HIGH)
+#define GPIO80_MMC2_CMD		MFP_CFG_LPM(GPIO80, AF4, PULL_HIGH)
+
+#define GPIO5_MMC2_DAT0		MFP_CFG_LPM(GPIO5, AF2, PULL_HIGH)
+#define GPIO6_MMC2_DAT1		MFP_CFG_LPM(GPIO6, AF2, PULL_HIGH)
+#define GPIO7_MMC2_DAT2		MFP_CFG_LPM(GPIO7, AF2, PULL_HIGH)
+#define GPIO8_MMC2_DAT3		MFP_CFG_LPM(GPIO8, AF2, PULL_HIGH)
+#define GPIO24_MMC2_DAT0	MFP_CFG_LPM(GPIO24, AF4, PULL_HIGH)
+#define GPIO75_MMC2_DAT0	MFP_CFG_LPM(GPIO75, AF4, PULL_HIGH)
+#define GPIO25_MMC2_DAT1	MFP_CFG_LPM(GPIO25, AF4, PULL_HIGH)
+#define GPIO76_MMC2_DAT1	MFP_CFG_LPM(GPIO76, AF4, PULL_HIGH)
+#define GPIO26_MMC2_DAT2	MFP_CFG_LPM(GPIO26, AF4, PULL_HIGH)
+#define GPIO77_MMC2_DAT2	MFP_CFG_LPM(GPIO77, AF4, PULL_HIGH)
+#define GPIO27_MMC2_DAT3	MFP_CFG_LPM(GPIO27, AF4, PULL_HIGH)
+#define GPIO78_MMC2_DAT3	MFP_CFG_LPM(GPIO78, AF4, PULL_HIGH)
+
+/* 1-Wire */
+#define GPIO14_ONE_WIRE		MFP_CFG_LPM(GPIO14,  AF5, FLOAT)
+#define GPIO0_2_ONE_WIRE	MFP_CFG_LPM(GPIO0_2, AF2, FLOAT)
+
+/* SSP1 */
+#define GPIO87_SSP1_EXTCLK	MFP_CFG(GPIO87, AF1)
+#define GPIO88_SSP1_SYSCLK	MFP_CFG(GPIO88, AF1)
+#define GPIO83_SSP1_SCLK	MFP_CFG(GPIO83, AF1)
+#define GPIO84_SSP1_SFRM	MFP_CFG(GPIO84, AF1)
+#define GPIO85_SSP1_RXD		MFP_CFG(GPIO85, AF6)
+#define GPIO85_SSP1_TXD		MFP_CFG(GPIO85, AF1)
+#define GPIO86_SSP1_RXD		MFP_CFG(GPIO86, AF1)
+#define GPIO86_SSP1_TXD		MFP_CFG(GPIO86, AF6)
+
+/* SSP2 */
+#define GPIO39_SSP2_EXTCLK	MFP_CFG(GPIO39, AF2)
+#define GPIO40_SSP2_SYSCLK	MFP_CFG(GPIO40, AF2)
+#define GPIO12_SSP2_SCLK	MFP_CFG(GPIO12, AF2)
+#define GPIO35_SSP2_SCLK	MFP_CFG(GPIO35, AF2)
+#define GPIO36_SSP2_SFRM	MFP_CFG(GPIO36, AF2)
+#define GPIO37_SSP2_RXD		MFP_CFG(GPIO37, AF5)
+#define GPIO37_SSP2_TXD		MFP_CFG(GPIO37, AF2)
+#define GPIO38_SSP2_RXD		MFP_CFG(GPIO38, AF2)
+#define GPIO38_SSP2_TXD		MFP_CFG(GPIO38, AF5)
+
+#define GPIO69_SSP3_SCLK	MFP_CFG_X(GPIO69, AF2, DS08X, FLOAT)
+#define GPIO70_SSP3_FRM		MFP_CFG_X(GPIO70, AF2, DS08X, DRIVE_LOW)
+#define GPIO89_SSP3_SCLK	MFP_CFG_X(GPIO89, AF1, DS08X, FLOAT)
+#define GPIO90_SSP3_FRM		MFP_CFG_X(GPIO90, AF1, DS08X, DRIVE_LOW)
+#define GPIO71_SSP3_RXD		MFP_CFG_X(GPIO71, AF5, DS08X, FLOAT)
+#define GPIO71_SSP3_TXD		MFP_CFG_X(GPIO71, AF2, DS08X, DRIVE_LOW)
+#define GPIO72_SSP3_RXD		MFP_CFG_X(GPIO72, AF2, DS08X, FLOAT)
+#define GPIO72_SSP3_TXD		MFP_CFG_X(GPIO72, AF5, DS08X, DRIVE_LOW)
+#define GPIO91_SSP3_RXD		MFP_CFG_X(GPIO91, AF5, DS08X, FLOAT)
+#define GPIO91_SSP3_TXD		MFP_CFG_X(GPIO91, AF1, DS08X, DRIVE_LOW)
+#define GPIO92_SSP3_RXD		MFP_CFG_X(GPIO92, AF1, DS08X, FLOAT)
+#define GPIO92_SSP3_TXD		MFP_CFG_X(GPIO92, AF5, DS08X, DRIVE_LOW)
+
+#define GPIO93_SSP4_SCLK	MFP_CFG_LPM(GPIO93, AF1, PULL_HIGH)
+#define GPIO94_SSP4_FRM		MFP_CFG_LPM(GPIO94, AF1, PULL_HIGH)
+#define GPIO94_SSP4_RXD		MFP_CFG_LPM(GPIO94, AF5, PULL_HIGH)
+#define GPIO95_SSP4_RXD		MFP_CFG_LPM(GPIO95, AF5, PULL_HIGH)
+#define GPIO95_SSP4_TXD		MFP_CFG_LPM(GPIO95, AF1, PULL_HIGH)
+#define GPIO96_SSP4_RXD		MFP_CFG_LPM(GPIO96, AF1, PULL_HIGH)
+#define GPIO96_SSP4_TXD		MFP_CFG_LPM(GPIO96, AF5, PULL_HIGH)
+
+/* UART1 */
+#define GPIO41_UART1_RXD	MFP_CFG_LPM(GPIO41, AF2, FLOAT)
+#define GPIO41_UART1_TXD	MFP_CFG_LPM(GPIO41, AF4, FLOAT)
+#define GPIO42_UART1_RXD	MFP_CFG_LPM(GPIO42, AF4, FLOAT)
+#define GPIO42_UART1_TXD	MFP_CFG_LPM(GPIO42, AF2, FLOAT)
+#define GPIO75_UART1_RXD	MFP_CFG_LPM(GPIO75, AF1, FLOAT)
+#define GPIO76_UART1_RXD	MFP_CFG_LPM(GPIO76, AF3, FLOAT)
+#define GPIO76_UART1_TXD	MFP_CFG_LPM(GPIO76, AF1, FLOAT)
+#define GPIO97_UART1_RXD	MFP_CFG_LPM(GPIO97, AF1, FLOAT)
+#define GPIO97_UART1_TXD	MFP_CFG_LPM(GPIO97, AF6, FLOAT)
+#define GPIO98_UART1_RXD	MFP_CFG_LPM(GPIO98, AF6, FLOAT)
+#define GPIO98_UART1_TXD	MFP_CFG_LPM(GPIO98, AF1, FLOAT)
+#define GPIO43_UART1_CTS	MFP_CFG_LPM(GPIO43, AF2, FLOAT)
+#define GPIO43_UART1_RTS	MFP_CFG_LPM(GPIO43, AF4, FLOAT)
+#define GPIO48_UART1_CTS	MFP_CFG_LPM(GPIO48, AF4, FLOAT)
+#define GPIO48_UART1_RTS	MFP_CFG_LPM(GPIO48, AF2, FLOAT)
+#define GPIO77_UART1_CTS	MFP_CFG_LPM(GPIO77, AF1, FLOAT)
+#define GPIO82_UART1_RTS	MFP_CFG_LPM(GPIO82, AF1, FLOAT)
+#define GPIO82_UART1_CTS	MFP_CFG_LPM(GPIO82, AF3, FLOAT)
+#define GPIO99_UART1_CTS	MFP_CFG_LPM(GPIO99, AF1, FLOAT)
+#define GPIO99_UART1_RTS	MFP_CFG_LPM(GPIO99, AF6, FLOAT)
+#define GPIO104_UART1_CTS	MFP_CFG_LPM(GPIO104, AF6, FLOAT)
+#define GPIO104_UART1_RTS	MFP_CFG_LPM(GPIO104, AF1, FLOAT)
+#define GPIO45_UART1_DTR	MFP_CFG_LPM(GPIO45, AF4, FLOAT)
+#define GPIO45_UART1_DSR	MFP_CFG_LPM(GPIO45, AF2, FLOAT)
+#define GPIO47_UART1_DTR	MFP_CFG_LPM(GPIO47, AF2, FLOAT)
+#define GPIO47_UART1_DSR	MFP_CFG_LPM(GPIO47, AF4, FLOAT)
+#define GPIO79_UART1_DSR	MFP_CFG_LPM(GPIO79, AF1, FLOAT)
+#define GPIO81_UART1_DTR	MFP_CFG_LPM(GPIO81, AF1, FLOAT)
+#define GPIO81_UART1_DSR	MFP_CFG_LPM(GPIO81, AF3, FLOAT)
+#define GPIO101_UART1_DTR	MFP_CFG_LPM(GPIO101, AF6, FLOAT)
+#define GPIO101_UART1_DSR	MFP_CFG_LPM(GPIO101, AF1, FLOAT)
+#define GPIO103_UART1_DTR	MFP_CFG_LPM(GPIO103, AF1, FLOAT)
+#define GPIO103_UART1_DSR	MFP_CFG_LPM(GPIO103, AF6, FLOAT)
+#define GPIO44_UART1_DCD	MFP_CFG_LPM(GPIO44, AF2, FLOAT)
+#define GPIO78_UART1_DCD	MFP_CFG_LPM(GPIO78, AF1, FLOAT)
+#define GPIO100_UART1_DCD	MFP_CFG_LPM(GPIO100, AF1, FLOAT)
+#define GPIO46_UART1_RI		MFP_CFG_LPM(GPIO46, AF2, FLOAT)
+#define GPIO80_UART1_RI		MFP_CFG_LPM(GPIO80, AF1, FLOAT)
+#define GPIO102_UART1_RI	MFP_CFG_LPM(GPIO102, AF1, FLOAT)
+
+/* UART2 */
+#define GPIO109_UART2_CTS	MFP_CFG_LPM(GPIO109, AF3, FLOAT)
+#define GPIO109_UART2_RTS	MFP_CFG_LPM(GPIO109, AF1, FLOAT)
+#define GPIO112_UART2_CTS	MFP_CFG_LPM(GPIO112, AF1, FLOAT)
+#define GPIO112_UART2_RTS	MFP_CFG_LPM(GPIO112, AF3, FLOAT)
+#define GPIO110_UART2_RXD	MFP_CFG_LPM(GPIO110, AF1, FLOAT)
+#define GPIO110_UART2_TXD	MFP_CFG_LPM(GPIO110, AF3, FLOAT)
+#define GPIO111_UART2_RXD	MFP_CFG_LPM(GPIO111, AF3, FLOAT)
+#define GPIO111_UART2_TXD	MFP_CFG_LPM(GPIO111, AF1, FLOAT)
+
+/* UART3 */
+#define GPIO89_UART3_CTS	MFP_CFG_LPM(GPIO89, AF2, FLOAT)
+#define GPIO89_UART3_RTS	MFP_CFG_LPM(GPIO89, AF4, FLOAT)
+#define GPIO90_UART3_CTS	MFP_CFG_LPM(GPIO90, AF4, FLOAT)
+#define GPIO90_UART3_RTS	MFP_CFG_LPM(GPIO90, AF2, FLOAT)
+#define GPIO105_UART3_CTS	MFP_CFG_LPM(GPIO105, AF1, FLOAT)
+#define GPIO105_UART3_RTS	MFP_CFG_LPM(GPIO105, AF3, FLOAT)
+#define GPIO106_UART3_CTS	MFP_CFG_LPM(GPIO106, AF3, FLOAT)
+#define GPIO106_UART3_RTS	MFP_CFG_LPM(GPIO106, AF1, FLOAT)
+#define GPIO30_UART3_RXD	MFP_CFG_LPM(GPIO30, AF2, FLOAT)
+#define GPIO30_UART3_TXD	MFP_CFG_LPM(GPIO30, AF6, FLOAT)
+#define GPIO31_UART3_RXD	MFP_CFG_LPM(GPIO31, AF6, FLOAT)
+#define GPIO31_UART3_TXD	MFP_CFG_LPM(GPIO31, AF2, FLOAT)
+#define GPIO91_UART3_RXD	MFP_CFG_LPM(GPIO91, AF4, FLOAT)
+#define GPIO91_UART3_TXD	MFP_CFG_LPM(GPIO91, AF2, FLOAT)
+#define GPIO92_UART3_RXD	MFP_CFG_LPM(GPIO92, AF2, FLOAT)
+#define GPIO92_UART3_TXD	MFP_CFG_LPM(GPIO92, AF4, FLOAT)
+#define GPIO107_UART3_RXD	MFP_CFG_LPM(GPIO107, AF3, FLOAT)
+#define GPIO107_UART3_TXD	MFP_CFG_LPM(GPIO107, AF1, FLOAT)
+#define GPIO108_UART3_RXD	MFP_CFG_LPM(GPIO108, AF1, FLOAT)
+#define GPIO108_UART3_TXD	MFP_CFG_LPM(GPIO108, AF3, FLOAT)
+
+
+/* USB 2.0 UTMI */
+#define GPIO10_UTM_CLK		MFP_CFG(GPIO10, AF1)
+#define GPIO36_U2D_RXERROR	MFP_CFG(GPIO36, AF3)
+#define GPIO60_U2D_RXERROR	MFP_CFG(GPIO60, AF1)
+#define GPIO87_U2D_RXERROR	MFP_CFG(GPIO87, AF5)
+#define GPIO34_UTM_RXVALID	MFP_CFG(GPIO34, AF3)
+#define GPIO58_UTM_RXVALID	MFP_CFG(GPIO58, AF2)
+#define GPIO85_UTM_RXVALID	MFP_CFG(GPIO85, AF5)
+#define GPIO35_UTM_RXACTIVE	MFP_CFG(GPIO35, AF3)
+#define GPIO59_UTM_RXACTIVE	MFP_CFG(GPIO59, AF1)
+#define GPIO86_UTM_RXACTIVE	MFP_CFG(GPIO86, AF5)
+#define GPIO73_UTM_TXREADY	MFP_CFG(GPIO73, AF1)
+#define GPIO68_UTM_LINESTATE_0	MFP_CFG(GPIO68, AF3)
+#define GPIO90_UTM_LINESTATE_0	MFP_CFG(GPIO90, AF3)
+#define GPIO102_UTM_LINESTATE_0	MFP_CFG(GPIO102, AF3)
+#define GPIO107_UTM_LINESTATE_0	MFP_CFG(GPIO107, AF4)
+#define GPIO69_UTM_LINESTATE_1	MFP_CFG(GPIO69, AF3)
+#define GPIO91_UTM_LINESTATE_1	MFP_CFG(GPIO91, AF3)
+#define GPIO103_UTM_LINESTATE_1	MFP_CFG(GPIO103, AF3)
+
+#define GPIO41_U2D_PHYDATA_0	MFP_CFG(GPIO41, AF3)
+#define GPIO42_U2D_PHYDATA_1	MFP_CFG(GPIO42, AF3)
+#define GPIO43_U2D_PHYDATA_2	MFP_CFG(GPIO43, AF3)
+#define GPIO44_U2D_PHYDATA_3	MFP_CFG(GPIO44, AF3)
+#define GPIO45_U2D_PHYDATA_4	MFP_CFG(GPIO45, AF3)
+#define GPIO46_U2D_PHYDATA_5	MFP_CFG(GPIO46, AF3)
+#define GPIO47_U2D_PHYDATA_6	MFP_CFG(GPIO47, AF3)
+#define GPIO48_U2D_PHYDATA_7	MFP_CFG(GPIO48, AF3)
+
+#define GPIO49_U2D_PHYDATA_0	MFP_CFG(GPIO49, AF3)
+#define GPIO50_U2D_PHYDATA_1	MFP_CFG(GPIO50, AF3)
+#define GPIO51_U2D_PHYDATA_2	MFP_CFG(GPIO51, AF3)
+#define GPIO52_U2D_PHYDATA_3	MFP_CFG(GPIO52, AF3)
+#define GPIO53_U2D_PHYDATA_4	MFP_CFG(GPIO53, AF3)
+#define GPIO54_U2D_PHYDATA_5	MFP_CFG(GPIO54, AF3)
+#define GPIO55_U2D_PHYDATA_6	MFP_CFG(GPIO55, AF3)
+#define GPIO56_U2D_PHYDATA_7	MFP_CFG(GPIO56, AF3)
+
+#define GPIO37_U2D_OPMODE0	MFP_CFG(GPIO37, AF4)
+#define GPIO61_U2D_OPMODE0	MFP_CFG(GPIO61, AF2)
+#define GPIO88_U2D_OPMODE0	MFP_CFG(GPIO88, AF7)
+
+#define GPIO38_U2D_OPMODE1	MFP_CFG(GPIO38, AF4)
+#define GPIO62_U2D_OPMODE1	MFP_CFG(GPIO62, AF2)
+#define GPIO104_U2D_OPMODE1	MFP_CFG(GPIO104, AF4)
+#define GPIO108_U2D_OPMODE1	MFP_CFG(GPIO108, AF5)
+
+#define GPIO74_U2D_RESET	MFP_CFG(GPIO74, AF1)
+#define GPIO93_U2D_RESET	MFP_CFG(GPIO93, AF2)
+#define GPIO98_U2D_RESET	MFP_CFG(GPIO98, AF3)
+
+#define GPIO67_U2D_SUSPEND	MFP_CFG(GPIO67, AF3)
+#define GPIO96_U2D_SUSPEND	MFP_CFG(GPIO96, AF2)
+#define GPIO101_U2D_SUSPEND	MFP_CFG(GPIO101, AF3)
+
+#define GPIO66_U2D_TERM_SEL	MFP_CFG(GPIO66, AF5)
+#define GPIO95_U2D_TERM_SEL	MFP_CFG(GPIO95, AF3)
+#define GPIO97_U2D_TERM_SEL	MFP_CFG(GPIO97, AF7)
+#define GPIO100_U2D_TERM_SEL	MFP_CFG(GPIO100, AF5)
+
+#define GPIO39_U2D_TXVALID	MFP_CFG(GPIO39, AF4)
+#define GPIO70_U2D_TXVALID	MFP_CFG(GPIO70, AF5)
+#define GPIO83_U2D_TXVALID	MFP_CFG(GPIO83, AF7)
+
+#define GPIO65_U2D_XCVR_SEL	MFP_CFG(GPIO65, AF5)
+#define GPIO94_U2D_XCVR_SEL	MFP_CFG(GPIO94, AF3)
+#define GPIO99_U2D_XCVR_SEL	MFP_CFG(GPIO99, AF5)
+
+/* USB Host 1.1 */
+#define GPIO2_2_USBH_PEN	MFP_CFG(GPIO2_2, AF1)
+#define GPIO3_2_USBH_PWR	MFP_CFG(GPIO3_2, AF1)
+
+/* USB P2 */
+#define GPIO97_USB_P2_2		MFP_CFG(GPIO97, AF2)
+#define GPIO97_USB_P2_6		MFP_CFG(GPIO97, AF4)
+#define GPIO98_USB_P2_2		MFP_CFG(GPIO98, AF4)
+#define GPIO98_USB_P2_6		MFP_CFG(GPIO98, AF2)
+#define GPIO99_USB_P2_1		MFP_CFG(GPIO99, AF2)
+#define GPIO100_USB_P2_4	MFP_CFG(GPIO100, AF2)
+#define GPIO101_USB_P2_8	MFP_CFG(GPIO101, AF2)
+#define GPIO102_USB_P2_3	MFP_CFG(GPIO102, AF2)
+#define GPIO103_USB_P2_5	MFP_CFG(GPIO103, AF2)
+#define GPIO104_USB_P2_7	MFP_CFG(GPIO104, AF2)
+
+/* USB P3 */
+#define GPIO75_USB_P3_1		MFP_CFG(GPIO75, AF2)
+#define GPIO76_USB_P3_2		MFP_CFG(GPIO76, AF2)
+#define GPIO77_USB_P3_3		MFP_CFG(GPIO77, AF2)
+#define GPIO78_USB_P3_4		MFP_CFG(GPIO78, AF2)
+#define GPIO79_USB_P3_5		MFP_CFG(GPIO79, AF2)
+#define GPIO80_USB_P3_6		MFP_CFG(GPIO80, AF2)
+
+#define GPIO13_CHOUT0		MFP_CFG(GPIO13, AF6)
+#define GPIO14_CHOUT1		MFP_CFG(GPIO14, AF6)
+
+#define GPIO2_RDY		MFP_CFG(GPIO2, AF1)
+#define GPIO5_NPIOR		MFP_CFG(GPIO5, AF3)
+#define GPIO6_NPIOW		MFP_CFG(GPIO6, AF3)
+#define GPIO7_NPIOS16		MFP_CFG(GPIO7, AF3)
+#define GPIO8_NPWAIT		MFP_CFG(GPIO8, AF3)
+
+#define GPIO11_PWM0_OUT		MFP_CFG(GPIO11, AF1)
+#define GPIO12_PWM1_OUT		MFP_CFG(GPIO12, AF1)
+#define GPIO13_PWM2_OUT		MFP_CFG(GPIO13, AF1)
+#define GPIO14_PWM3_OUT		MFP_CFG(GPIO14, AF1)
+
+#endif /* __ASM_ARCH_MFP_PXA320_H */

linux-7.2.3/arch/arm/mach-pxa/mfp-pxa3xx.c

@@ -0,0 +1,59 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * linux/arch/arm/mach-pxa/mfp.c
+ *
+ * PXA3xx Multi-Function Pin Support
+ *
+ * Copyright (C) 2007 Marvell Internation Ltd.
+ *
+ * 2007-08-21: eric miao <eric.miao@marvell.com>
+ *             initial version
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/syscore_ops.h>
+
+#include "mfp-pxa3xx.h"
+#include "pxa3xx-regs.h"
+
+#ifdef CONFIG_PM
+/*
+ * Configure the MFPs appropriately for suspend/resume.
+ * FIXME: this should probably depend on which system state we're
+ * entering - for instance, we might not want to place MFP pins in
+ * a pull-down mode if they're an active low chip select, and we're
+ * just entering standby.
+ */
+static int pxa3xx_mfp_suspend(void *data)
+{
+	mfp_config_lpm();
+	return 0;
+}
+
+static void pxa3xx_mfp_resume(void *data)
+{
+	mfp_config_run();
+
+	/* clear RDH bit when MFP settings are restored
+	 *
+	 * NOTE: the last 3 bits DxS are write-1-to-clear so carefully
+	 * preserve them here in case they will be referenced later
+	 */
+	ASCR &= ~(ASCR_RDH | ASCR_D1S | ASCR_D2S | ASCR_D3S);
+}
+#else
+#define pxa3xx_mfp_suspend	NULL
+#define pxa3xx_mfp_resume	NULL
+#endif
+
+static const struct syscore_ops pxa3xx_mfp_syscore_ops = {
+	.suspend	= pxa3xx_mfp_suspend,
+	.resume		= pxa3xx_mfp_resume,
+};
+
+struct syscore pxa3xx_mfp_syscore = {
+	.ops = &pxa3xx_mfp_syscore_ops,
+};

linux-7.2.3/arch/arm/mach-pxa/mfp-pxa3xx.h

@@ -0,0 +1,159 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_ARCH_MFP_PXA3XX_H
+#define __ASM_ARCH_MFP_PXA3XX_H
+
+#include <linux/soc/pxa/mfp.h>
+
+#define MFPR_BASE	(0x40e10000)
+
+/* PXA3xx common MFP configurations - processor specific ones defined
+ * in mfp-pxa300.h and mfp-pxa320.h
+ */
+#define GPIO0_GPIO		MFP_CFG(GPIO0, AF0)
+#define GPIO1_GPIO		MFP_CFG(GPIO1, AF0)
+#define GPIO2_GPIO		MFP_CFG(GPIO2, AF0)
+#define GPIO3_GPIO		MFP_CFG(GPIO3, AF0)
+#define GPIO4_GPIO		MFP_CFG(GPIO4, AF0)
+#define GPIO5_GPIO		MFP_CFG(GPIO5, AF0)
+#define GPIO6_GPIO		MFP_CFG(GPIO6, AF0)
+#define GPIO7_GPIO		MFP_CFG(GPIO7, AF0)
+#define GPIO8_GPIO		MFP_CFG(GPIO8, AF0)
+#define GPIO9_GPIO		MFP_CFG(GPIO9, AF0)
+#define GPIO10_GPIO		MFP_CFG(GPIO10, AF0)
+#define GPIO11_GPIO		MFP_CFG(GPIO11, AF0)
+#define GPIO12_GPIO		MFP_CFG(GPIO12, AF0)
+#define GPIO13_GPIO		MFP_CFG(GPIO13, AF0)
+#define GPIO14_GPIO		MFP_CFG(GPIO14, AF0)
+#define GPIO15_GPIO		MFP_CFG(GPIO15, AF0)
+#define GPIO16_GPIO		MFP_CFG(GPIO16, AF0)
+#define GPIO17_GPIO		MFP_CFG(GPIO17, AF0)
+#define GPIO18_GPIO		MFP_CFG(GPIO18, AF0)
+#define GPIO19_GPIO		MFP_CFG(GPIO19, AF0)
+#define GPIO20_GPIO		MFP_CFG(GPIO20, AF0)
+#define GPIO21_GPIO		MFP_CFG(GPIO21, AF0)
+#define GPIO22_GPIO		MFP_CFG(GPIO22, AF0)
+#define GPIO23_GPIO		MFP_CFG(GPIO23, AF0)
+#define GPIO24_GPIO		MFP_CFG(GPIO24, AF0)
+#define GPIO25_GPIO		MFP_CFG(GPIO25, AF0)
+#define GPIO26_GPIO		MFP_CFG(GPIO26, AF0)
+#define GPIO27_GPIO		MFP_CFG(GPIO27, AF0)
+#define GPIO28_GPIO		MFP_CFG(GPIO28, AF0)
+#define GPIO29_GPIO		MFP_CFG(GPIO29, AF0)
+#define GPIO30_GPIO		MFP_CFG(GPIO30, AF0)
+#define GPIO31_GPIO		MFP_CFG(GPIO31, AF0)
+#define GPIO32_GPIO		MFP_CFG(GPIO32, AF0)
+#define GPIO33_GPIO		MFP_CFG(GPIO33, AF0)
+#define GPIO34_GPIO		MFP_CFG(GPIO34, AF0)
+#define GPIO35_GPIO		MFP_CFG(GPIO35, AF0)
+#define GPIO36_GPIO		MFP_CFG(GPIO36, AF0)
+#define GPIO37_GPIO		MFP_CFG(GPIO37, AF0)
+#define GPIO38_GPIO		MFP_CFG(GPIO38, AF0)
+#define GPIO39_GPIO		MFP_CFG(GPIO39, AF0)
+#define GPIO40_GPIO		MFP_CFG(GPIO40, AF0)
+#define GPIO41_GPIO		MFP_CFG(GPIO41, AF0)
+#define GPIO42_GPIO		MFP_CFG(GPIO42, AF0)
+#define GPIO43_GPIO		MFP_CFG(GPIO43, AF0)
+#define GPIO44_GPIO		MFP_CFG(GPIO44, AF0)
+#define GPIO45_GPIO		MFP_CFG(GPIO45, AF0)
+
+#define GPIO47_GPIO		MFP_CFG(GPIO47, AF0)
+#define GPIO48_GPIO		MFP_CFG(GPIO48, AF0)
+
+#define GPIO53_GPIO		MFP_CFG(GPIO53, AF0)
+#define GPIO54_GPIO		MFP_CFG(GPIO54, AF0)
+#define GPIO55_GPIO		MFP_CFG(GPIO55, AF0)
+
+#define GPIO57_GPIO		MFP_CFG(GPIO57, AF0)
+
+#define GPIO63_GPIO		MFP_CFG(GPIO63, AF0)
+#define GPIO64_GPIO		MFP_CFG(GPIO64, AF0)
+#define GPIO65_GPIO		MFP_CFG(GPIO65, AF0)
+#define GPIO66_GPIO		MFP_CFG(GPIO66, AF0)
+#define GPIO67_GPIO		MFP_CFG(GPIO67, AF0)
+#define GPIO68_GPIO		MFP_CFG(GPIO68, AF0)
+#define GPIO69_GPIO		MFP_CFG(GPIO69, AF0)
+#define GPIO70_GPIO		MFP_CFG(GPIO70, AF0)
+#define GPIO71_GPIO		MFP_CFG(GPIO71, AF0)
+#define GPIO72_GPIO		MFP_CFG(GPIO72, AF0)
+#define GPIO73_GPIO		MFP_CFG(GPIO73, AF0)
+#define GPIO74_GPIO		MFP_CFG(GPIO74, AF0)
+#define GPIO75_GPIO		MFP_CFG(GPIO75, AF0)
+#define GPIO76_GPIO		MFP_CFG(GPIO76, AF0)
+#define GPIO77_GPIO		MFP_CFG(GPIO77, AF0)
+#define GPIO78_GPIO		MFP_CFG(GPIO78, AF0)
+#define GPIO79_GPIO		MFP_CFG(GPIO79, AF0)
+#define GPIO80_GPIO		MFP_CFG(GPIO80, AF0)
+#define GPIO81_GPIO		MFP_CFG(GPIO81, AF0)
+#define GPIO82_GPIO		MFP_CFG(GPIO82, AF0)
+#define GPIO83_GPIO		MFP_CFG(GPIO83, AF0)
+#define GPIO84_GPIO		MFP_CFG(GPIO84, AF0)
+#define GPIO85_GPIO		MFP_CFG(GPIO85, AF0)
+#define GPIO86_GPIO		MFP_CFG(GPIO86, AF0)
+#define GPIO87_GPIO		MFP_CFG(GPIO87, AF0)
+#define GPIO88_GPIO		MFP_CFG(GPIO88, AF0)
+#define GPIO89_GPIO		MFP_CFG(GPIO89, AF0)
+#define GPIO90_GPIO		MFP_CFG(GPIO90, AF0)
+#define GPIO91_GPIO		MFP_CFG(GPIO91, AF0)
+#define GPIO92_GPIO		MFP_CFG(GPIO92, AF0)
+#define GPIO93_GPIO		MFP_CFG(GPIO93, AF0)
+#define GPIO94_GPIO		MFP_CFG(GPIO94, AF0)
+#define GPIO95_GPIO		MFP_CFG(GPIO95, AF0)
+#define GPIO96_GPIO		MFP_CFG(GPIO96, AF0)
+#define GPIO97_GPIO		MFP_CFG(GPIO97, AF0)
+#define GPIO98_GPIO		MFP_CFG(GPIO98, AF0)
+#define GPIO99_GPIO		MFP_CFG(GPIO99, AF0)
+#define GPIO100_GPIO		MFP_CFG(GPIO100, AF0)
+#define GPIO101_GPIO		MFP_CFG(GPIO101, AF0)
+#define GPIO102_GPIO		MFP_CFG(GPIO102, AF0)
+#define GPIO103_GPIO		MFP_CFG(GPIO103, AF0)
+#define GPIO104_GPIO		MFP_CFG(GPIO104, AF0)
+#define GPIO105_GPIO		MFP_CFG(GPIO105, AF0)
+#define GPIO106_GPIO		MFP_CFG(GPIO106, AF0)
+#define GPIO107_GPIO		MFP_CFG(GPIO107, AF0)
+#define GPIO108_GPIO		MFP_CFG(GPIO108, AF0)
+#define GPIO109_GPIO		MFP_CFG(GPIO109, AF0)
+#define GPIO110_GPIO		MFP_CFG(GPIO110, AF0)
+#define GPIO111_GPIO		MFP_CFG(GPIO111, AF0)
+#define GPIO112_GPIO		MFP_CFG(GPIO112, AF0)
+#define GPIO113_GPIO		MFP_CFG(GPIO113, AF0)
+#define GPIO114_GPIO		MFP_CFG(GPIO114, AF0)
+#define GPIO115_GPIO		MFP_CFG(GPIO115, AF0)
+#define GPIO116_GPIO		MFP_CFG(GPIO116, AF0)
+#define GPIO117_GPIO		MFP_CFG(GPIO117, AF0)
+#define GPIO118_GPIO		MFP_CFG(GPIO118, AF0)
+#define GPIO119_GPIO		MFP_CFG(GPIO119, AF0)
+#define GPIO120_GPIO		MFP_CFG(GPIO120, AF0)
+#define GPIO121_GPIO		MFP_CFG(GPIO121, AF0)
+#define GPIO122_GPIO		MFP_CFG(GPIO122, AF0)
+#define GPIO123_GPIO		MFP_CFG(GPIO123, AF0)
+#define GPIO124_GPIO		MFP_CFG(GPIO124, AF0)
+#define GPIO125_GPIO		MFP_CFG(GPIO125, AF0)
+#define GPIO126_GPIO		MFP_CFG(GPIO126, AF0)
+#define GPIO127_GPIO		MFP_CFG(GPIO127, AF0)
+
+#define GPIO0_2_GPIO		MFP_CFG(GPIO0_2, AF0)
+#define GPIO1_2_GPIO		MFP_CFG(GPIO1_2, AF0)
+#define GPIO2_2_GPIO		MFP_CFG(GPIO2_2, AF0)
+#define GPIO3_2_GPIO		MFP_CFG(GPIO3_2, AF0)
+#define GPIO4_2_GPIO		MFP_CFG(GPIO4_2, AF0)
+#define GPIO5_2_GPIO		MFP_CFG(GPIO5_2, AF0)
+#define GPIO6_2_GPIO		MFP_CFG(GPIO6_2, AF0)
+
+/* NOTE: usage of these two functions is not recommended,
+ * use pxa3xx_mfp_config() instead.
+ */
+static inline unsigned long pxa3xx_mfp_read(int mfp)
+{
+	return mfp_read(mfp);
+}
+
+static inline void pxa3xx_mfp_write(int mfp, unsigned long val)
+{
+	mfp_write(mfp, val);
+}
+
+static inline void pxa3xx_mfp_config(unsigned long *mfp_cfg, int num)
+{
+	mfp_config(mfp_cfg, num);
+}
+#endif /* __ASM_ARCH_MFP_PXA3XX_H */

linux-7.2.3/arch/arm/mach-pxa/mfp.h

@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * arch/arm/mach-pxa/include/mach/mfp.h
+ *
+ * Multi-Function Pin Definitions
+ *
+ * Copyright (C) 2007 Marvell International Ltd.
+ *
+ * 2007-8-21: eric miao <eric.miao@marvell.com>
+ *            initial version
+ */
+
+#ifndef __ASM_ARCH_MFP_H
+#define __ASM_ARCH_MFP_H
+
+#include <linux/soc/pxa/mfp.h>
+
+#endif /* __ASM_ARCH_MFP_H */

linux-7.2.3/arch/arm/mach-pxa/pm.c

@@ -0,0 +1,115 @@
+/*
+ * PXA250/210 Power Management Routines
+ *
+ * Original code for the SA11x0:
+ * Copyright (c) 2001 Cliff Brake <cbrake@accelent.com>
+ *
+ * Modified for the PXA250 by Nicolas Pitre:
+ * Copyright (c) 2002 Monta Vista Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License.
+ */
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/suspend.h>
+#include <linux/errno.h>
+#include <linux/slab.h>
+
+#include "pm.h"
+
+struct pxa_cpu_pm_fns *pxa_cpu_pm_fns;
+static unsigned long *sleep_save;
+
+int pxa_pm_enter(suspend_state_t state)
+{
+	unsigned long sleep_save_checksum = 0, checksum = 0;
+	int i;
+
+#ifdef CONFIG_IWMMXT
+	/* force any iWMMXt context to ram **/
+	if (elf_hwcap & HWCAP_IWMMXT)
+		iwmmxt_task_disable(NULL);
+#endif
+
+	/* skip registers saving for standby */
+	if (state != PM_SUSPEND_STANDBY && pxa_cpu_pm_fns->save) {
+		pxa_cpu_pm_fns->save(sleep_save);
+		/* before sleeping, calculate and save a checksum */
+		for (i = 0; i < pxa_cpu_pm_fns->save_count - 1; i++)
+			sleep_save_checksum += sleep_save[i];
+	}
+
+	/* *** go zzz *** */
+	pxa_cpu_pm_fns->enter(state);
+
+	if (state != PM_SUSPEND_STANDBY && pxa_cpu_pm_fns->restore) {
+		/* after sleeping, validate the checksum */
+		for (i = 0; i < pxa_cpu_pm_fns->save_count - 1; i++)
+			checksum += sleep_save[i];
+
+		/* if invalid, display message and wait for a hardware reset */
+		if (checksum != sleep_save_checksum) {
+
+			while (1)
+				pxa_cpu_pm_fns->enter(state);
+		}
+		pxa_cpu_pm_fns->restore(sleep_save);
+	}
+
+	pr_debug("*** made it back from resume\n");
+
+	return 0;
+}
+
+EXPORT_SYMBOL_GPL(pxa_pm_enter);
+
+static int pxa_pm_valid(suspend_state_t state)
+{
+	if (pxa_cpu_pm_fns)
+		return pxa_cpu_pm_fns->valid(state);
+
+	return -EINVAL;
+}
+
+int pxa_pm_prepare(void)
+{
+	int ret = 0;
+
+	if (pxa_cpu_pm_fns && pxa_cpu_pm_fns->prepare)
+		ret = pxa_cpu_pm_fns->prepare();
+
+	return ret;
+}
+
+void pxa_pm_finish(void)
+{
+	if (pxa_cpu_pm_fns && pxa_cpu_pm_fns->finish)
+		pxa_cpu_pm_fns->finish();
+}
+
+static const struct platform_suspend_ops pxa_pm_ops = {
+	.valid		= pxa_pm_valid,
+	.enter		= pxa_pm_enter,
+	.prepare	= pxa_pm_prepare,
+	.finish		= pxa_pm_finish,
+};
+
+static int __init pxa_pm_init(void)
+{
+	if (!pxa_cpu_pm_fns) {
+		printk(KERN_ERR "no valid pxa_cpu_pm_fns defined\n");
+		return -EINVAL;
+	}
+
+	sleep_save = kmalloc_array(pxa_cpu_pm_fns->save_count,
+				   sizeof(*sleep_save),
+				   GFP_KERNEL);
+	if (!sleep_save)
+		return -ENOMEM;
+
+	suspend_set_ops(&pxa_pm_ops);
+	return 0;
+}
+
+device_initcall(pxa_pm_init);

linux-7.2.3/arch/arm/mach-pxa/pm.h

@@ -0,0 +1,29 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2005 Richard Purdie
+ */
+
+#include <linux/suspend.h>
+
+struct pxa_cpu_pm_fns {
+	int	save_count;
+	void	(*save)(unsigned long *);
+	void	(*restore)(unsigned long *);
+	int	(*valid)(suspend_state_t state);
+	void	(*enter)(suspend_state_t state);
+	int	(*prepare)(void);
+	void	(*finish)(void);
+};
+
+extern struct pxa_cpu_pm_fns *pxa_cpu_pm_fns;
+
+/* sleep.S */
+extern int pxa25x_finish_suspend(unsigned long);
+extern int pxa27x_finish_suspend(unsigned long);
+
+extern int pxa_pm_enter(suspend_state_t state);
+extern int pxa_pm_prepare(void);
+extern void pxa_pm_finish(void);
+
+extern const char pm_enter_standby_start[], pm_enter_standby_end[];
+extern int pxa3xx_finish_suspend(unsigned long);

linux-7.2.3/arch/arm/mach-pxa/pxa-dt.c

@@ -0,0 +1,51 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ *  linux/arch/arm/mach-pxa/pxa-dt.c
+ *
+ *  Copyright (C) 2012 Daniel Mack
+ */
+
+#include <asm/mach/arch.h>
+
+#include "generic.h"
+
+#ifdef CONFIG_PXA25x
+static const char * const pxa25x_dt_board_compat[] __initconst = {
+	"marvell,pxa250",
+	NULL,
+};
+
+DT_MACHINE_START(PXA25X_DT, "Marvell PXA25x (Device Tree Support)")
+	.map_io		= pxa25x_map_io,
+	.restart	= pxa_restart,
+	.dt_compat	= pxa25x_dt_board_compat,
+MACHINE_END
+#endif
+
+#ifdef CONFIG_PXA27x
+static const char * const pxa27x_dt_board_compat[] __initconst = {
+	"marvell,pxa270",
+	NULL,
+};
+
+DT_MACHINE_START(PXA27X_DT, "Marvell PXA27x (Device Tree Support)")
+	.map_io		= pxa27x_map_io,
+	.restart	= pxa_restart,
+	.dt_compat	= pxa27x_dt_board_compat,
+MACHINE_END
+#endif
+
+#ifdef CONFIG_PXA3xx
+static const char *const pxa3xx_dt_board_compat[] __initconst = {
+	"marvell,pxa300",
+	"marvell,pxa310",
+	"marvell,pxa320",
+	NULL,
+};
+
+DT_MACHINE_START(PXA_DT, "Marvell PXA3xx (Device Tree Support)")
+	.map_io		= pxa3xx_map_io,
+	.restart	= pxa_restart,
+	.dt_compat	= pxa3xx_dt_board_compat,
+MACHINE_END
+#endif

linux-7.2.3/arch/arm/mach-pxa/pxa-regs.h

@@ -0,0 +1,52 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ *  Author:	Nicolas Pitre
+ *  Created:	Jun 15, 2001
+ *  Copyright:	MontaVista Software Inc.
+ */
+#ifndef __ASM_MACH_PXA_REGS_H
+#define __ASM_MACH_PXA_REGS_H
+
+/*
+ * Workarounds for at least 2 errata so far require this.
+ * The mapping is set in mach-pxa/generic.c.
+ */
+#define UNCACHED_PHYS_0		0xfe000000
+#define UNCACHED_PHYS_0_SIZE	0x00100000
+
+/*
+ * Intel PXA2xx internal register mapping:
+ *
+ * 0x40000000 - 0x41ffffff <--> 0xf2000000 - 0xf3ffffff
+ * 0x44000000 - 0x45ffffff <--> 0xf4000000 - 0xf5ffffff
+ * 0x48000000 - 0x49ffffff <--> 0xf6000000 - 0xf7ffffff
+ * 0x4c000000 - 0x4dffffff <--> 0xf8000000 - 0xf9ffffff
+ * 0x50000000 - 0x51ffffff <--> 0xfa000000 - 0xfbffffff
+ * 0x54000000 - 0x55ffffff <--> 0xfc000000 - 0xfdffffff
+ * 0x58000000 - 0x59ffffff <--> 0xfe000000 - 0xffffffff
+ *
+ * Note that not all PXA2xx chips implement all those addresses, and the
+ * kernel only maps the minimum needed range of this mapping.
+ */
+#define io_v2p(x) (0x3c000000 + ((x) & 0x01ffffff) + (((x) & 0x0e000000) << 1))
+#define io_p2v(x) IOMEM(0xf2000000 + ((x) & 0x01ffffff) + (((x) & 0x1c000000) >> 1))
+
+#ifndef __ASSEMBLY__
+# define __REG(x)	(*((volatile u32 __iomem *)io_p2v(x)))
+
+/* With indexed regs we don't want to feed the index through io_p2v()
+   especially if it is a variable, otherwise horrible code will result. */
+# define __REG2(x,y)	\
+	(*(volatile u32 __iomem*)((u32)&__REG(x) + (y)))
+
+# define __PREG(x)	(io_v2p((u32)&(x)))
+
+#else
+
+# define __REG(x)	io_p2v(x)
+# define __PREG(x)	io_v2p(x)
+
+#endif
+
+
+#endif

linux-7.2.3/arch/arm/mach-pxa/pxa25x.c

@@ -0,0 +1,255 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ *  linux/arch/arm/mach-pxa/pxa25x.c
+ *
+ *  Author:	Nicolas Pitre
+ *  Created:	Jun 15, 2001
+ *  Copyright:	MontaVista Software Inc.
+ *
+ * Code specific to PXA21x/25x/26x variants.
+ *
+ * Since this file should be linked before any other machine specific file,
+ * the __initcall() here will be executed first.  This serves as default
+ * initialization stuff for PXA machines which can be overridden later if
+ * need be.
+ */
+#include <linux/dmaengine.h>
+#include <linux/dma/pxa-dma.h>
+#include <linux/gpio.h>
+#include <linux/gpio-pxa.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/suspend.h>
+#include <linux/syscore_ops.h>
+#include <linux/irq.h>
+#include <linux/irqchip.h>
+#include <linux/platform_data/mmp_dma.h>
+#include <linux/soc/pxa/cpu.h>
+#include <linux/soc/pxa/smemc.h>
+
+#include <asm/mach/map.h>
+#include <asm/suspend.h>
+#include "irqs.h"
+#include "pxa25x.h"
+#include "reset.h"
+#include "pm.h"
+#include "addr-map.h"
+#include "smemc.h"
+
+#include "generic.h"
+#include "devices.h"
+
+/*
+ * Various clock factors driven by the CCCR register.
+ */
+
+#ifdef CONFIG_PM
+
+#define SAVE(x)		sleep_save[SLEEP_SAVE_##x] = x
+#define RESTORE(x)	x = sleep_save[SLEEP_SAVE_##x]
+
+/*
+ * List of global PXA peripheral registers to preserve.
+ * More ones like CP and general purpose register values are preserved
+ * with the stack pointer in sleep.S.
+ */
+enum {
+	SLEEP_SAVE_PSTR,
+	SLEEP_SAVE_COUNT
+};
+
+
+static void pxa25x_cpu_pm_save(unsigned long *sleep_save)
+{
+	SAVE(PSTR);
+}
+
+static void pxa25x_cpu_pm_restore(unsigned long *sleep_save)
+{
+	RESTORE(PSTR);
+}
+
+static void pxa25x_cpu_pm_enter(suspend_state_t state)
+{
+	/* Clear reset status */
+	RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR;
+
+	switch (state) {
+	case PM_SUSPEND_MEM:
+		cpu_suspend(PWRMODE_SLEEP, pxa25x_finish_suspend);
+		break;
+	}
+}
+
+static int pxa25x_cpu_pm_prepare(void)
+{
+	/* set resume return address */
+	PSPR = __pa_symbol(cpu_resume);
+	return 0;
+}
+
+static void pxa25x_cpu_pm_finish(void)
+{
+	/* ensure not to come back here if it wasn't intended */
+	PSPR = 0;
+}
+
+static struct pxa_cpu_pm_fns pxa25x_cpu_pm_fns = {
+	.save_count	= SLEEP_SAVE_COUNT,
+	.valid		= suspend_valid_only_mem,
+	.save		= pxa25x_cpu_pm_save,
+	.restore	= pxa25x_cpu_pm_restore,
+	.enter		= pxa25x_cpu_pm_enter,
+	.prepare	= pxa25x_cpu_pm_prepare,
+	.finish		= pxa25x_cpu_pm_finish,
+};
+
+static void __init pxa25x_init_pm(void)
+{
+	pxa_cpu_pm_fns = &pxa25x_cpu_pm_fns;
+}
+#else
+static inline void pxa25x_init_pm(void) {}
+#endif
+
+/* PXA25x: supports wakeup from GPIO0..GPIO15 and RTC alarm
+ */
+
+static int pxa25x_set_wake(struct irq_data *d, unsigned int on)
+{
+	int gpio = pxa_irq_to_gpio(d->irq);
+	uint32_t mask = 0;
+
+	if (gpio >= 0 && gpio < 85)
+		return gpio_set_wake(gpio, on);
+
+	if (d->irq == IRQ_RTCAlrm) {
+		mask = PWER_RTC;
+		goto set_pwer;
+	}
+
+	return -EINVAL;
+
+set_pwer:
+	if (on)
+		PWER |= mask;
+	else
+		PWER &=~mask;
+
+	return 0;
+}
+
+void __init pxa25x_init_irq(void)
+{
+	pxa_init_irq(32, pxa25x_set_wake);
+	set_handle_irq(pxa25x_handle_irq);
+}
+
+static int __init __init
+pxa25x_dt_init_irq(struct device_node *node, struct device_node *parent)
+{
+	pxa_dt_irq_init(pxa25x_set_wake);
+	set_handle_irq(icip_handle_irq);
+
+	return 0;
+}
+IRQCHIP_DECLARE(pxa25x_intc, "marvell,pxa-intc", pxa25x_dt_init_irq);
+
+static struct map_desc pxa25x_io_desc[] __initdata = {
+	{	/* Mem Ctl */
+		.virtual	= (unsigned long)SMEMC_VIRT,
+		.pfn		= __phys_to_pfn(PXA2XX_SMEMC_BASE),
+		.length		= SMEMC_SIZE,
+		.type		= MT_DEVICE
+	}, {	/* UNCACHED_PHYS_0 */
+		.virtual	= UNCACHED_PHYS_0,
+		.pfn		= __phys_to_pfn(0x00000000),
+		.length		= UNCACHED_PHYS_0_SIZE,
+		.type		= MT_DEVICE
+	},
+};
+
+void __init pxa25x_map_io(void)
+{
+	pxa_map_io();
+	iotable_init(ARRAY_AND_SIZE(pxa25x_io_desc));
+	pxa25x_get_clk_frequency_khz(1);
+}
+
+static struct platform_device *pxa25x_devices[] __initdata = {
+	&pxa25x_device_gpio,
+	&pxa25x_device_udc,
+	&pxa_device_pmu,
+	&pxa_device_i2s,
+	&sa1100_device_rtc,
+	&pxa25x_device_ssp,
+	&pxa25x_device_nssp,
+	&pxa25x_device_assp,
+	&pxa25x_device_pwm0,
+	&pxa25x_device_pwm1,
+	&pxa_device_asoc_platform,
+};
+
+static const struct dma_slave_map pxa25x_slave_map[] = {
+	/* PXA25x, PXA27x and PXA3xx common entries */
+	{ "pxa2xx-ac97", "pcm_pcm_mic_mono", PDMA_FILTER_PARAM(LOWEST, 8) },
+	{ "pxa2xx-ac97", "pcm_pcm_aux_mono_in", PDMA_FILTER_PARAM(LOWEST, 9) },
+	{ "pxa2xx-ac97", "pcm_pcm_aux_mono_out",
+	  PDMA_FILTER_PARAM(LOWEST, 10) },
+	{ "pxa2xx-ac97", "pcm_pcm_stereo_in", PDMA_FILTER_PARAM(LOWEST, 11) },
+	{ "pxa2xx-ac97", "pcm_pcm_stereo_out", PDMA_FILTER_PARAM(LOWEST, 12) },
+	{ "pxa-ssp-dai.1", "rx", PDMA_FILTER_PARAM(LOWEST, 13) },
+	{ "pxa-ssp-dai.1", "tx", PDMA_FILTER_PARAM(LOWEST, 14) },
+	{ "pxa-ssp-dai.2", "rx", PDMA_FILTER_PARAM(LOWEST, 15) },
+	{ "pxa-ssp-dai.2", "tx", PDMA_FILTER_PARAM(LOWEST, 16) },
+	{ "pxa2xx-ir", "rx", PDMA_FILTER_PARAM(LOWEST, 17) },
+	{ "pxa2xx-ir", "tx", PDMA_FILTER_PARAM(LOWEST, 18) },
+	{ "pxa2xx-mci.0", "rx", PDMA_FILTER_PARAM(LOWEST, 21) },
+	{ "pxa2xx-mci.0", "tx", PDMA_FILTER_PARAM(LOWEST, 22) },
+
+	/* PXA25x specific map */
+	{ "pxa25x-ssp.0", "rx", PDMA_FILTER_PARAM(LOWEST, 13) },
+	{ "pxa25x-ssp.0", "tx", PDMA_FILTER_PARAM(LOWEST, 14) },
+	{ "pxa25x-nssp.1", "rx", PDMA_FILTER_PARAM(LOWEST, 15) },
+	{ "pxa25x-nssp.1", "tx", PDMA_FILTER_PARAM(LOWEST, 16) },
+	{ "pxa25x-nssp.2", "rx", PDMA_FILTER_PARAM(LOWEST, 23) },
+	{ "pxa25x-nssp.2", "tx", PDMA_FILTER_PARAM(LOWEST, 24) },
+};
+
+static struct mmp_dma_platdata pxa25x_dma_pdata = {
+	.dma_channels	= 16,
+	.nb_requestors	= 40,
+	.slave_map	= pxa25x_slave_map,
+	.slave_map_cnt	= ARRAY_SIZE(pxa25x_slave_map),
+};
+
+static int __init pxa25x_init(void)
+{
+	int ret = 0;
+
+	if (cpu_is_pxa25x()) {
+
+		pxa_register_wdt(RCSR);
+
+		pxa25x_init_pm();
+
+		register_syscore(&pxa_irq_syscore);
+		register_syscore(&pxa2xx_mfp_syscore);
+
+		if (!of_have_populated_dt()) {
+			software_node_register(&pxa2xx_gpiochip_node);
+			pxa25x_device_gpio.dev.fwnode = software_node_fwnode(
+								&pxa2xx_gpiochip_node);
+
+			pxa2xx_set_dmac_info(&pxa25x_dma_pdata);
+			ret = platform_add_devices(pxa25x_devices,
+						   ARRAY_SIZE(pxa25x_devices));
+		}
+	}
+
+	return ret;
+}
+
+postcore_initcall(pxa25x_init);

linux-7.2.3/arch/arm/mach-pxa/pxa25x.h

@@ -0,0 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __MACH_PXA25x_H
+#define __MACH_PXA25x_H
+
+#include "addr-map.h"
+#include "pxa2xx-regs.h"
+#include "mfp-pxa25x.h"
+#include "irqs.h"
+
+#endif /* __MACH_PXA25x_H */

linux-7.2.3/arch/arm/mach-pxa/pxa27x-udc.h

@@ -0,0 +1,260 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_ARCH_PXA27X_UDC_H
+#define _ASM_ARCH_PXA27X_UDC_H
+
+#include "pxa-regs.h"
+
+#ifdef _ASM_ARCH_PXA25X_UDC_H
+#error You cannot include both PXA25x and PXA27x UDC support
+#endif
+
+#define UDCCR           __REG(0x40600000) /* UDC Control Register */
+#define UDCCR_OEN	(1 << 31)	/* On-the-Go Enable */
+#define UDCCR_AALTHNP	(1 << 30)	/* A-device Alternate Host Negotiation
+					   Protocol Port Support */
+#define UDCCR_AHNP	(1 << 29)	/* A-device Host Negotiation Protocol
+					   Support */
+#define UDCCR_BHNP	(1 << 28)	/* B-device Host Negotiation Protocol
+					   Enable */
+#define UDCCR_DWRE	(1 << 16)	/* Device Remote Wake-up Enable */
+#define UDCCR_ACN	(0x03 << 11)	/* Active UDC configuration Number */
+#define UDCCR_ACN_S	11
+#define UDCCR_AIN	(0x07 << 8)	/* Active UDC interface Number */
+#define UDCCR_AIN_S	8
+#define UDCCR_AAISN	(0x07 << 5)	/* Active UDC Alternate Interface
+					   Setting Number */
+#define UDCCR_AAISN_S	5
+#define UDCCR_SMAC	(1 << 4)	/* Switch Endpoint Memory to Active
+					   Configuration */
+#define UDCCR_EMCE	(1 << 3)	/* Endpoint Memory Configuration
+					   Error */
+#define UDCCR_UDR	(1 << 2)	/* UDC Resume */
+#define UDCCR_UDA	(1 << 1)	/* UDC Active */
+#define UDCCR_UDE	(1 << 0)	/* UDC Enable */
+
+#define UDCICR0         __REG(0x40600004) /* UDC Interrupt Control Register0 */
+#define UDCICR1         __REG(0x40600008) /* UDC Interrupt Control Register1 */
+#define UDCICR_FIFOERR	(1 << 1)	/* FIFO Error interrupt for EP */
+#define UDCICR_PKTCOMPL (1 << 0)	/* Packet Complete interrupt for EP */
+
+#define UDC_INT_FIFOERROR  (0x2)
+#define UDC_INT_PACKETCMP  (0x1)
+
+#define UDCICR_INT(n,intr) (((intr) & 0x03) << (((n) & 0x0F) * 2))
+#define UDCICR1_IECC	(1 << 31)	/* IntEn - Configuration Change */
+#define UDCICR1_IESOF	(1 << 30)	/* IntEn - Start of Frame */
+#define UDCICR1_IERU	(1 << 29)	/* IntEn - Resume */
+#define UDCICR1_IESU	(1 << 28)	/* IntEn - Suspend */
+#define UDCICR1_IERS	(1 << 27)	/* IntEn - Reset */
+
+#define UDCISR0         __REG(0x4060000C) /* UDC Interrupt Status Register 0 */
+#define UDCISR1         __REG(0x40600010) /* UDC Interrupt Status Register 1 */
+#define UDCISR_INT(n,intr) (((intr) & 0x03) << (((n) & 0x0F) * 2))
+#define UDCISR1_IRCC	(1 << 31)	/* IntReq - Configuration Change */
+#define UDCISR1_IRSOF	(1 << 30)	/* IntReq - Start of Frame */
+#define UDCISR1_IRRU	(1 << 29)	/* IntReq - Resume */
+#define UDCISR1_IRSU	(1 << 28)	/* IntReq - Suspend */
+#define UDCISR1_IRRS	(1 << 27)	/* IntReq - Reset */
+
+#define UDCFNR          __REG(0x40600014) /* UDC Frame Number Register */
+#define UDCOTGICR	__REG(0x40600018) /* UDC On-The-Go interrupt control */
+#define UDCOTGICR_IESF	(1 << 24)	/* OTG SET_FEATURE command recvd */
+#define UDCOTGICR_IEXR	(1 << 17)	/* Extra Transceiver Interrupt
+					   Rising Edge Interrupt Enable */
+#define UDCOTGICR_IEXF	(1 << 16)	/* Extra Transceiver Interrupt
+					   Falling Edge Interrupt Enable */
+#define UDCOTGICR_IEVV40R (1 << 9)	/* OTG Vbus Valid 4.0V Rising Edge
+					   Interrupt Enable */
+#define UDCOTGICR_IEVV40F (1 << 8)	/* OTG Vbus Valid 4.0V Falling Edge
+					   Interrupt Enable */
+#define UDCOTGICR_IEVV44R (1 << 7)	/* OTG Vbus Valid 4.4V Rising Edge
+					   Interrupt Enable */
+#define UDCOTGICR_IEVV44F (1 << 6)	/* OTG Vbus Valid 4.4V Falling Edge
+					   Interrupt Enable */
+#define UDCOTGICR_IESVR	(1 << 5)	/* OTG Session Valid Rising Edge
+					   Interrupt Enable */
+#define UDCOTGICR_IESVF	(1 << 4)	/* OTG Session Valid Falling Edge
+					   Interrupt Enable */
+#define UDCOTGICR_IESDR	(1 << 3)	/* OTG A-Device SRP Detect Rising
+					   Edge Interrupt Enable */
+#define UDCOTGICR_IESDF	(1 << 2)	/* OTG A-Device SRP Detect Falling
+					   Edge Interrupt Enable */
+#define UDCOTGICR_IEIDR	(1 << 1)	/* OTG ID Change Rising Edge
+					   Interrupt Enable */
+#define UDCOTGICR_IEIDF	(1 << 0)	/* OTG ID Change Falling Edge
+					   Interrupt Enable */
+
+#define UP2OCR		  __REG(0x40600020)  /* USB Port 2 Output Control register */
+#define UP3OCR		  __REG(0x40600024)  /* USB Port 2 Output Control register */
+
+#define UP2OCR_CPVEN	(1 << 0)	/* Charge Pump Vbus Enable */
+#define UP2OCR_CPVPE	(1 << 1)	/* Charge Pump Vbus Pulse Enable */
+#define UP2OCR_DPPDE	(1 << 2)	/* Host Port 2 Transceiver D+ Pull Down Enable */
+#define UP2OCR_DMPDE	(1 << 3)	/* Host Port 2 Transceiver D- Pull Down Enable */
+#define UP2OCR_DPPUE	(1 << 4)	/* Host Port 2 Transceiver D+ Pull Up Enable */
+#define UP2OCR_DMPUE	(1 << 5)	/* Host Port 2 Transceiver D- Pull Up Enable */
+#define UP2OCR_DPPUBE	(1 << 6)	/* Host Port 2 Transceiver D+ Pull Up Bypass Enable */
+#define UP2OCR_DMPUBE	(1 << 7)	/* Host Port 2 Transceiver D- Pull Up Bypass Enable */
+#define UP2OCR_EXSP		(1 << 8)	/* External Transceiver Speed Control */
+#define UP2OCR_EXSUS	(1 << 9)	/* External Transceiver Speed Enable */
+#define UP2OCR_IDON		(1 << 10)	/* OTG ID Read Enable */
+#define UP2OCR_HXS		(1 << 16)	/* Host Port 2 Transceiver Output Select */
+#define UP2OCR_HXOE		(1 << 17)	/* Host Port 2 Transceiver Output Enable */
+#define UP2OCR_SEOS(x)		((x & 7) << 24)	/* Single-Ended Output Select */
+
+#define UDCCSN(x)	__REG2(0x40600100, (x) << 2)
+#define UDCCSR0         __REG(0x40600100) /* UDC Control/Status register - Endpoint 0 */
+#define UDCCSR0_SA	(1 << 7)	/* Setup Active */
+#define UDCCSR0_RNE	(1 << 6)	/* Receive FIFO Not Empty */
+#define UDCCSR0_FST	(1 << 5)	/* Force Stall */
+#define UDCCSR0_SST	(1 << 4)	/* Sent Stall */
+#define UDCCSR0_DME	(1 << 3)	/* DMA Enable */
+#define UDCCSR0_FTF	(1 << 2)	/* Flush Transmit FIFO */
+#define UDCCSR0_IPR	(1 << 1)	/* IN Packet Ready */
+#define UDCCSR0_OPC	(1 << 0)	/* OUT Packet Complete */
+
+#define UDCCSRA         __REG(0x40600104) /* UDC Control/Status register - Endpoint A */
+#define UDCCSRB         __REG(0x40600108) /* UDC Control/Status register - Endpoint B */
+#define UDCCSRC         __REG(0x4060010C) /* UDC Control/Status register - Endpoint C */
+#define UDCCSRD         __REG(0x40600110) /* UDC Control/Status register - Endpoint D */
+#define UDCCSRE         __REG(0x40600114) /* UDC Control/Status register - Endpoint E */
+#define UDCCSRF         __REG(0x40600118) /* UDC Control/Status register - Endpoint F */
+#define UDCCSRG         __REG(0x4060011C) /* UDC Control/Status register - Endpoint G */
+#define UDCCSRH         __REG(0x40600120) /* UDC Control/Status register - Endpoint H */
+#define UDCCSRI         __REG(0x40600124) /* UDC Control/Status register - Endpoint I */
+#define UDCCSRJ         __REG(0x40600128) /* UDC Control/Status register - Endpoint J */
+#define UDCCSRK         __REG(0x4060012C) /* UDC Control/Status register - Endpoint K */
+#define UDCCSRL         __REG(0x40600130) /* UDC Control/Status register - Endpoint L */
+#define UDCCSRM         __REG(0x40600134) /* UDC Control/Status register - Endpoint M */
+#define UDCCSRN         __REG(0x40600138) /* UDC Control/Status register - Endpoint N */
+#define UDCCSRP         __REG(0x4060013C) /* UDC Control/Status register - Endpoint P */
+#define UDCCSRQ         __REG(0x40600140) /* UDC Control/Status register - Endpoint Q */
+#define UDCCSRR         __REG(0x40600144) /* UDC Control/Status register - Endpoint R */
+#define UDCCSRS         __REG(0x40600148) /* UDC Control/Status register - Endpoint S */
+#define UDCCSRT         __REG(0x4060014C) /* UDC Control/Status register - Endpoint T */
+#define UDCCSRU         __REG(0x40600150) /* UDC Control/Status register - Endpoint U */
+#define UDCCSRV         __REG(0x40600154) /* UDC Control/Status register - Endpoint V */
+#define UDCCSRW         __REG(0x40600158) /* UDC Control/Status register - Endpoint W */
+#define UDCCSRX         __REG(0x4060015C) /* UDC Control/Status register - Endpoint X */
+
+#define UDCCSR_DPE	(1 << 9)	/* Data Packet Error */
+#define UDCCSR_FEF	(1 << 8)	/* Flush Endpoint FIFO */
+#define UDCCSR_SP	(1 << 7)	/* Short Packet Control/Status */
+#define UDCCSR_BNE	(1 << 6)	/* Buffer Not Empty (IN endpoints) */
+#define UDCCSR_BNF	(1 << 6)	/* Buffer Not Full (OUT endpoints) */
+#define UDCCSR_FST	(1 << 5)	/* Force STALL */
+#define UDCCSR_SST	(1 << 4)	/* Sent STALL */
+#define UDCCSR_DME	(1 << 3)	/* DMA Enable */
+#define UDCCSR_TRN	(1 << 2)	/* Tx/Rx NAK */
+#define UDCCSR_PC	(1 << 1)	/* Packet Complete */
+#define UDCCSR_FS	(1 << 0)	/* FIFO needs service */
+
+#define UDCBCN(x)	__REG2(0x40600200, (x)<<2)
+#define UDCBCR0         __REG(0x40600200) /* Byte Count Register - EP0 */
+#define UDCBCRA         __REG(0x40600204) /* Byte Count Register - EPA */
+#define UDCBCRB         __REG(0x40600208) /* Byte Count Register - EPB */
+#define UDCBCRC         __REG(0x4060020C) /* Byte Count Register - EPC */
+#define UDCBCRD         __REG(0x40600210) /* Byte Count Register - EPD */
+#define UDCBCRE         __REG(0x40600214) /* Byte Count Register - EPE */
+#define UDCBCRF         __REG(0x40600218) /* Byte Count Register - EPF */
+#define UDCBCRG         __REG(0x4060021C) /* Byte Count Register - EPG */
+#define UDCBCRH         __REG(0x40600220) /* Byte Count Register - EPH */
+#define UDCBCRI         __REG(0x40600224) /* Byte Count Register - EPI */
+#define UDCBCRJ         __REG(0x40600228) /* Byte Count Register - EPJ */
+#define UDCBCRK         __REG(0x4060022C) /* Byte Count Register - EPK */
+#define UDCBCRL         __REG(0x40600230) /* Byte Count Register - EPL */
+#define UDCBCRM         __REG(0x40600234) /* Byte Count Register - EPM */
+#define UDCBCRN         __REG(0x40600238) /* Byte Count Register - EPN */
+#define UDCBCRP         __REG(0x4060023C) /* Byte Count Register - EPP */
+#define UDCBCRQ         __REG(0x40600240) /* Byte Count Register - EPQ */
+#define UDCBCRR         __REG(0x40600244) /* Byte Count Register - EPR */
+#define UDCBCRS         __REG(0x40600248) /* Byte Count Register - EPS */
+#define UDCBCRT         __REG(0x4060024C) /* Byte Count Register - EPT */
+#define UDCBCRU         __REG(0x40600250) /* Byte Count Register - EPU */
+#define UDCBCRV         __REG(0x40600254) /* Byte Count Register - EPV */
+#define UDCBCRW         __REG(0x40600258) /* Byte Count Register - EPW */
+#define UDCBCRX         __REG(0x4060025C) /* Byte Count Register - EPX */
+
+#define UDCDN(x)	__REG2(0x40600300, (x)<<2)
+#define PHYS_UDCDN(x)	(0x40600300 + ((x)<<2))
+#define PUDCDN(x)	(volatile u32 *)(io_p2v(PHYS_UDCDN((x))))
+#define UDCDR0          __REG(0x40600300) /* Data Register - EP0 */
+#define UDCDRA          __REG(0x40600304) /* Data Register - EPA */
+#define UDCDRB          __REG(0x40600308) /* Data Register - EPB */
+#define UDCDRC          __REG(0x4060030C) /* Data Register - EPC */
+#define UDCDRD          __REG(0x40600310) /* Data Register - EPD */
+#define UDCDRE          __REG(0x40600314) /* Data Register - EPE */
+#define UDCDRF          __REG(0x40600318) /* Data Register - EPF */
+#define UDCDRG          __REG(0x4060031C) /* Data Register - EPG */
+#define UDCDRH          __REG(0x40600320) /* Data Register - EPH */
+#define UDCDRI          __REG(0x40600324) /* Data Register - EPI */
+#define UDCDRJ          __REG(0x40600328) /* Data Register - EPJ */
+#define UDCDRK          __REG(0x4060032C) /* Data Register - EPK */
+#define UDCDRL          __REG(0x40600330) /* Data Register - EPL */
+#define UDCDRM          __REG(0x40600334) /* Data Register - EPM */
+#define UDCDRN          __REG(0x40600338) /* Data Register - EPN */
+#define UDCDRP          __REG(0x4060033C) /* Data Register - EPP */
+#define UDCDRQ          __REG(0x40600340) /* Data Register - EPQ */
+#define UDCDRR          __REG(0x40600344) /* Data Register - EPR */
+#define UDCDRS          __REG(0x40600348) /* Data Register - EPS */
+#define UDCDRT          __REG(0x4060034C) /* Data Register - EPT */
+#define UDCDRU          __REG(0x40600350) /* Data Register - EPU */
+#define UDCDRV          __REG(0x40600354) /* Data Register - EPV */
+#define UDCDRW          __REG(0x40600358) /* Data Register - EPW */
+#define UDCDRX          __REG(0x4060035C) /* Data Register - EPX */
+
+#define UDCCN(x)       __REG2(0x40600400, (x)<<2)
+#define UDCCRA          __REG(0x40600404) /* Configuration register EPA */
+#define UDCCRB          __REG(0x40600408) /* Configuration register EPB */
+#define UDCCRC          __REG(0x4060040C) /* Configuration register EPC */
+#define UDCCRD          __REG(0x40600410) /* Configuration register EPD */
+#define UDCCRE          __REG(0x40600414) /* Configuration register EPE */
+#define UDCCRF          __REG(0x40600418) /* Configuration register EPF */
+#define UDCCRG          __REG(0x4060041C) /* Configuration register EPG */
+#define UDCCRH          __REG(0x40600420) /* Configuration register EPH */
+#define UDCCRI          __REG(0x40600424) /* Configuration register EPI */
+#define UDCCRJ          __REG(0x40600428) /* Configuration register EPJ */
+#define UDCCRK          __REG(0x4060042C) /* Configuration register EPK */
+#define UDCCRL          __REG(0x40600430) /* Configuration register EPL */
+#define UDCCRM          __REG(0x40600434) /* Configuration register EPM */
+#define UDCCRN          __REG(0x40600438) /* Configuration register EPN */
+#define UDCCRP          __REG(0x4060043C) /* Configuration register EPP */
+#define UDCCRQ          __REG(0x40600440) /* Configuration register EPQ */
+#define UDCCRR          __REG(0x40600444) /* Configuration register EPR */
+#define UDCCRS          __REG(0x40600448) /* Configuration register EPS */
+#define UDCCRT          __REG(0x4060044C) /* Configuration register EPT */
+#define UDCCRU          __REG(0x40600450) /* Configuration register EPU */
+#define UDCCRV          __REG(0x40600454) /* Configuration register EPV */
+#define UDCCRW          __REG(0x40600458) /* Configuration register EPW */
+#define UDCCRX          __REG(0x4060045C) /* Configuration register EPX */
+
+#define UDCCONR_CN	(0x03 << 25)	/* Configuration Number */
+#define UDCCONR_CN_S	(25)
+#define UDCCONR_IN	(0x07 << 22)	/* Interface Number */
+#define UDCCONR_IN_S	(22)
+#define UDCCONR_AISN	(0x07 << 19)	/* Alternate Interface Number */
+#define UDCCONR_AISN_S	(19)
+#define UDCCONR_EN	(0x0f << 15)	/* Endpoint Number */
+#define UDCCONR_EN_S	(15)
+#define UDCCONR_ET	(0x03 << 13)	/* Endpoint Type: */
+#define UDCCONR_ET_S	(13)
+#define UDCCONR_ET_INT	(0x03 << 13)	/*   Interrupt */
+#define UDCCONR_ET_BULK	(0x02 << 13)	/*   Bulk */
+#define UDCCONR_ET_ISO	(0x01 << 13)	/*   Isochronous */
+#define UDCCONR_ET_NU	(0x00 << 13)	/*   Not used */
+#define UDCCONR_ED	(1 << 12)	/* Endpoint Direction */
+#define UDCCONR_MPS	(0x3ff << 2)	/* Maximum Packet Size */
+#define UDCCONR_MPS_S	(2)
+#define UDCCONR_DE	(1 << 1)	/* Double Buffering Enable */
+#define UDCCONR_EE	(1 << 0)	/* Endpoint Enable */
+
+
+#define UDC_INT_FIFOERROR  (0x2)
+#define UDC_INT_PACKETCMP  (0x1)
+
+#define UDC_FNR_MASK     (0x7ff)
+
+#define UDCCSR_WR_MASK   (UDCCSR_DME|UDCCSR_FST)
+#define UDC_BCR_MASK    (0x3ff)
+
+#endif

linux-7.2.3/arch/arm/mach-pxa/pxa27x.c

@@ -0,0 +1,364 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ *  linux/arch/arm/mach-pxa/pxa27x.c
+ *
+ *  Author:	Nicolas Pitre
+ *  Created:	Nov 05, 2002
+ *  Copyright:	MontaVista Software Inc.
+ *
+ * Code specific to PXA27x aka Bulverde.
+ */
+#include <linux/dmaengine.h>
+#include <linux/dma/pxa-dma.h>
+#include <linux/gpio.h>
+#include <linux/gpio-pxa.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/irqchip.h>
+#include <linux/suspend.h>
+#include <linux/platform_device.h>
+#include <linux/syscore_ops.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/platform_data/i2c-pxa.h>
+#include <linux/platform_data/mmp_dma.h>
+#include <linux/soc/pxa/cpu.h>
+#include <linux/soc/pxa/smemc.h>
+
+#include <asm/mach/map.h>
+#include <asm/irq.h>
+#include <asm/suspend.h>
+#include "irqs.h"
+#include "pxa27x.h"
+#include "reset.h"
+#include <linux/platform_data/pxa2xx_udc.h>
+#include <linux/platform_data/usb-ohci-pxa27x.h>
+#include <linux/platform_data/asoc-pxa.h>
+#include "pm.h"
+#include "addr-map.h"
+#include "smemc.h"
+
+#include "generic.h"
+#include "devices.h"
+#include <linux/clk-provider.h>
+#include <linux/clkdev.h>
+
+void pxa27x_clear_otgph(void)
+{
+	if (cpu_is_pxa27x() && (PSSR & PSSR_OTGPH))
+		PSSR |= PSSR_OTGPH;
+}
+EXPORT_SYMBOL(pxa27x_clear_otgph);
+
+static unsigned long ac97_reset_config[] = {
+	GPIO113_AC97_nRESET_GPIO_HIGH,
+	GPIO113_AC97_nRESET,
+	GPIO95_AC97_nRESET_GPIO_HIGH,
+	GPIO95_AC97_nRESET,
+};
+
+void pxa27x_configure_ac97reset(struct gpio_desc *gpiod, bool to_gpio)
+{
+	int reset_gpio;
+
+	if (!gpiod)
+		return;
+
+	reset_gpio = desc_to_gpio(gpiod);
+
+	/*
+	 * This helper function is used to work around a bug in the pxa27x's
+	 * ac97 controller during a warm reset.  The configuration of the
+	 * reset_gpio is changed as follows:
+	 * to_gpio == true: configured to generic output gpio and driven high
+	 * to_gpio == false: configured to ac97 controller alt fn AC97_nRESET
+	 */
+
+	if (reset_gpio == 113)
+		pxa2xx_mfp_config(to_gpio ? &ac97_reset_config[0] :
+				  &ac97_reset_config[1], 1);
+
+	if (reset_gpio == 95)
+		pxa2xx_mfp_config(to_gpio ? &ac97_reset_config[2] :
+				  &ac97_reset_config[3], 1);
+}
+EXPORT_SYMBOL_GPL(pxa27x_configure_ac97reset);
+
+#ifdef CONFIG_PM
+
+#define SAVE(x)		sleep_save[SLEEP_SAVE_##x] = x
+#define RESTORE(x)	x = sleep_save[SLEEP_SAVE_##x]
+
+/*
+ * allow platforms to override default PWRMODE setting used for PM_SUSPEND_MEM
+ */
+static unsigned int pwrmode = PWRMODE_SLEEP;
+
+/*
+ * List of global PXA peripheral registers to preserve.
+ * More ones like CP and general purpose register values are preserved
+ * with the stack pointer in sleep.S.
+ */
+enum {
+	SLEEP_SAVE_PSTR,
+	SLEEP_SAVE_MDREFR,
+	SLEEP_SAVE_PCFR,
+	SLEEP_SAVE_COUNT
+};
+
+static void pxa27x_cpu_pm_save(unsigned long *sleep_save)
+{
+	sleep_save[SLEEP_SAVE_MDREFR] = __raw_readl(MDREFR);
+	SAVE(PCFR);
+
+	SAVE(PSTR);
+}
+
+static void pxa27x_cpu_pm_restore(unsigned long *sleep_save)
+{
+	__raw_writel(sleep_save[SLEEP_SAVE_MDREFR], MDREFR);
+	RESTORE(PCFR);
+
+	PSSR = PSSR_RDH | PSSR_PH;
+
+	RESTORE(PSTR);
+}
+
+static void pxa27x_cpu_pm_enter(suspend_state_t state)
+{
+	extern void pxa_cpu_standby(void);
+#ifndef CONFIG_IWMMXT
+	u64 acc0;
+
+#ifndef CONFIG_AS_IS_LLVM
+	asm volatile(".arch_extension xscale\n\t"
+		     "mra %Q0, %R0, acc0" : "=r" (acc0));
+#else
+	asm volatile("mrrc p0, 0, %Q0, %R0, c0" : "=r" (acc0));
+#endif
+#endif
+
+	/* ensure voltage-change sequencer not initiated, which hangs */
+	PCFR &= ~PCFR_FVC;
+
+	/* Clear edge-detect status register. */
+	PEDR = 0xDF12FE1B;
+
+	/* Clear reset status */
+	RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR;
+
+	switch (state) {
+	case PM_SUSPEND_STANDBY:
+		pxa_cpu_standby();
+		break;
+	case PM_SUSPEND_MEM:
+		cpu_suspend(pwrmode, pxa27x_finish_suspend);
+#ifndef CONFIG_IWMMXT
+#ifndef CONFIG_AS_IS_LLVM
+		asm volatile(".arch_extension xscale\n\t"
+			     "mar acc0, %Q0, %R0" : "=r" (acc0));
+#else
+		asm volatile("mcrr p0, 0, %Q0, %R0, c0" :: "r" (acc0));
+#endif
+#endif
+		break;
+	}
+}
+
+static int pxa27x_cpu_pm_valid(suspend_state_t state)
+{
+	return state == PM_SUSPEND_MEM || state == PM_SUSPEND_STANDBY;
+}
+
+static int pxa27x_cpu_pm_prepare(void)
+{
+	/* set resume return address */
+	PSPR = __pa_symbol(cpu_resume);
+	return 0;
+}
+
+static void pxa27x_cpu_pm_finish(void)
+{
+	/* ensure not to come back here if it wasn't intended */
+	PSPR = 0;
+}
+
+static struct pxa_cpu_pm_fns pxa27x_cpu_pm_fns = {
+	.save_count	= SLEEP_SAVE_COUNT,
+	.save		= pxa27x_cpu_pm_save,
+	.restore	= pxa27x_cpu_pm_restore,
+	.valid		= pxa27x_cpu_pm_valid,
+	.enter		= pxa27x_cpu_pm_enter,
+	.prepare	= pxa27x_cpu_pm_prepare,
+	.finish		= pxa27x_cpu_pm_finish,
+};
+
+static void __init pxa27x_init_pm(void)
+{
+	pxa_cpu_pm_fns = &pxa27x_cpu_pm_fns;
+}
+#else
+static inline void pxa27x_init_pm(void) {}
+#endif
+
+/* PXA27x:  Various gpios can issue wakeup events.  This logic only
+ * handles the simple cases, not the WEMUX2 and WEMUX3 options
+ */
+static int pxa27x_set_wake(struct irq_data *d, unsigned int on)
+{
+	int gpio = pxa_irq_to_gpio(d->irq);
+	uint32_t mask;
+
+	if (gpio >= 0 && gpio < 128)
+		return gpio_set_wake(gpio, on);
+
+	if (d->irq == IRQ_KEYPAD)
+		return keypad_set_wake(on);
+
+	switch (d->irq) {
+	case IRQ_RTCAlrm:
+		mask = PWER_RTC;
+		break;
+	case IRQ_USB:
+		mask = 1u << 26;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	if (on)
+		PWER |= mask;
+	else
+		PWER &=~mask;
+
+	return 0;
+}
+
+void __init pxa27x_init_irq(void)
+{
+	pxa_init_irq(34, pxa27x_set_wake);
+	set_handle_irq(pxa27x_handle_irq);
+}
+
+static int __init
+pxa27x_dt_init_irq(struct device_node *node, struct device_node *parent)
+{
+	pxa_dt_irq_init(pxa27x_set_wake);
+	set_handle_irq(ichp_handle_irq);
+
+	return 0;
+}
+IRQCHIP_DECLARE(pxa27x_intc, "marvell,pxa-intc", pxa27x_dt_init_irq);
+
+static struct map_desc pxa27x_io_desc[] __initdata = {
+	{	/* Mem Ctl */
+		.virtual	= (unsigned long)SMEMC_VIRT,
+		.pfn		= __phys_to_pfn(PXA2XX_SMEMC_BASE),
+		.length		= SMEMC_SIZE,
+		.type		= MT_DEVICE
+	}, {	/* UNCACHED_PHYS_0 */
+		.virtual	= UNCACHED_PHYS_0,
+		.pfn		= __phys_to_pfn(0x00000000),
+		.length		= UNCACHED_PHYS_0_SIZE,
+		.type		= MT_DEVICE
+	},
+};
+
+void __init pxa27x_map_io(void)
+{
+	pxa_map_io();
+	iotable_init(ARRAY_AND_SIZE(pxa27x_io_desc));
+	pxa27x_get_clk_frequency_khz(1);
+}
+
+/*
+ * device registration specific to PXA27x.
+ */
+void __init pxa27x_set_i2c_power_info(struct i2c_pxa_platform_data *info)
+{
+	local_irq_disable();
+	PCFR |= PCFR_PI2CEN;
+	local_irq_enable();
+	pxa_register_device(&pxa27x_device_i2c_power, info);
+}
+
+static struct platform_device *devices[] __initdata = {
+	&pxa27x_device_gpio,
+	&pxa27x_device_udc,
+	&pxa_device_pmu,
+	&pxa_device_i2s,
+	&pxa_device_asoc_ssp1,
+	&pxa_device_asoc_ssp2,
+	&pxa_device_asoc_ssp3,
+	&pxa_device_asoc_platform,
+	&pxa_device_rtc,
+	&pxa27x_device_ssp1,
+	&pxa27x_device_ssp2,
+	&pxa27x_device_ssp3,
+	&pxa27x_device_pwm0,
+	&pxa27x_device_pwm1,
+};
+
+static const struct dma_slave_map pxa27x_slave_map[] = {
+	/* PXA25x, PXA27x and PXA3xx common entries */
+	{ "pxa2xx-ac97", "pcm_pcm_mic_mono", PDMA_FILTER_PARAM(LOWEST, 8) },
+	{ "pxa2xx-ac97", "pcm_pcm_aux_mono_in", PDMA_FILTER_PARAM(LOWEST, 9) },
+	{ "pxa2xx-ac97", "pcm_pcm_aux_mono_out",
+	  PDMA_FILTER_PARAM(LOWEST, 10) },
+	{ "pxa2xx-ac97", "pcm_pcm_stereo_in", PDMA_FILTER_PARAM(LOWEST, 11) },
+	{ "pxa2xx-ac97", "pcm_pcm_stereo_out", PDMA_FILTER_PARAM(LOWEST, 12) },
+	{ "pxa-ssp-dai.0", "rx", PDMA_FILTER_PARAM(LOWEST, 13) },
+	{ "pxa-ssp-dai.0", "tx", PDMA_FILTER_PARAM(LOWEST, 14) },
+	{ "pxa-ssp-dai.1", "rx", PDMA_FILTER_PARAM(LOWEST, 15) },
+	{ "pxa-ssp-dai.1", "tx", PDMA_FILTER_PARAM(LOWEST, 16) },
+	{ "pxa2xx-ir", "rx", PDMA_FILTER_PARAM(LOWEST, 17) },
+	{ "pxa2xx-ir", "tx", PDMA_FILTER_PARAM(LOWEST, 18) },
+	{ "pxa2xx-mci.0", "rx", PDMA_FILTER_PARAM(LOWEST, 21) },
+	{ "pxa2xx-mci.0", "tx", PDMA_FILTER_PARAM(LOWEST, 22) },
+	{ "pxa-ssp-dai.2", "rx", PDMA_FILTER_PARAM(LOWEST, 66) },
+	{ "pxa-ssp-dai.2", "tx", PDMA_FILTER_PARAM(LOWEST, 67) },
+
+	/* PXA27x specific map */
+	{ "pxa2xx-i2s", "rx", PDMA_FILTER_PARAM(LOWEST, 2) },
+	{ "pxa2xx-i2s", "tx", PDMA_FILTER_PARAM(LOWEST, 3) },
+	{ "pxa27x-camera.0", "CI_Y", PDMA_FILTER_PARAM(HIGHEST, 68) },
+	{ "pxa27x-camera.0", "CI_U", PDMA_FILTER_PARAM(HIGHEST, 69) },
+	{ "pxa27x-camera.0", "CI_V", PDMA_FILTER_PARAM(HIGHEST, 70) },
+};
+
+static struct mmp_dma_platdata pxa27x_dma_pdata = {
+	.dma_channels	= 32,
+	.nb_requestors	= 75,
+	.slave_map	= pxa27x_slave_map,
+	.slave_map_cnt	= ARRAY_SIZE(pxa27x_slave_map),
+};
+
+static int __init pxa27x_init(void)
+{
+	int ret = 0;
+
+	if (cpu_is_pxa27x()) {
+
+		pxa_register_wdt(RCSR);
+
+		pxa27x_init_pm();
+
+		register_syscore(&pxa_irq_syscore);
+		register_syscore(&pxa2xx_mfp_syscore);
+
+		if (!of_have_populated_dt()) {
+			software_node_register(&pxa2xx_gpiochip_node);
+			pxa27x_device_gpio.dev.fwnode = software_node_fwnode(
+								&pxa2xx_gpiochip_node);
+
+			pxa2xx_set_dmac_info(&pxa27x_dma_pdata);
+			ret = platform_add_devices(devices,
+						   ARRAY_SIZE(devices));
+		}
+	}
+
+	return ret;
+}
+
+postcore_initcall(pxa27x_init);

linux-7.2.3/arch/arm/mach-pxa/pxa27x.h

@@ -0,0 +1,23 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __MACH_PXA27x_H
+#define __MACH_PXA27x_H
+
+#include <linux/suspend.h>
+#include "addr-map.h"
+#include "pxa2xx-regs.h"
+#include "mfp-pxa27x.h"
+#include "irqs.h"
+
+#define ARB_CNTRL	__REG(0x48000048)  /* Arbiter Control Register */
+
+#define ARB_DMA_SLV_PARK	(1<<31)	   /* Be parked with DMA slave when idle */
+#define ARB_CI_PARK		(1<<30)	   /* Be parked with Camera Interface when idle */
+#define ARB_EX_MEM_PARK 	(1<<29)	   /* Be parked with external MEMC when idle */
+#define ARB_INT_MEM_PARK	(1<<28)	   /* Be parked with internal MEMC when idle */
+#define ARB_USB_PARK		(1<<27)	   /* Be parked with USB when idle */
+#define ARB_LCD_PARK		(1<<26)	   /* Be parked with LCD when idle */
+#define ARB_DMA_PARK		(1<<25)	   /* Be parked with DMA when idle */
+#define ARB_CORE_PARK		(1<<24)	   /* Be parked with core when idle */
+#define ARB_LOCK_FLAG		(1<<23)	   /* Only Locking masters gain access to the bus */
+
+#endif /* __MACH_PXA27x_H */

linux-7.2.3/arch/arm/mach-pxa/pxa2xx-regs.h

@@ -0,0 +1,149 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ *  arch/arm/mach-pxa/include/mach/pxa2xx-regs.h
+ *
+ *  Taken from pxa-regs.h by Russell King
+ *
+ *  Author:	Nicolas Pitre
+ *  Copyright:	MontaVista Software Inc.
+ */
+
+#ifndef __PXA2XX_REGS_H
+#define __PXA2XX_REGS_H
+
+#include "pxa-regs.h"
+
+/*
+ * Power Manager
+ */
+
+#define PMCR		__REG(0x40F00000)  /* Power Manager Control Register */
+#define PSSR		__REG(0x40F00004)  /* Power Manager Sleep Status Register */
+#define PSPR		__REG(0x40F00008)  /* Power Manager Scratch Pad Register */
+#define PWER		__REG(0x40F0000C)  /* Power Manager Wake-up Enable Register */
+#define PRER		__REG(0x40F00010)  /* Power Manager GPIO Rising-Edge Detect Enable Register */
+#define PFER		__REG(0x40F00014)  /* Power Manager GPIO Falling-Edge Detect Enable Register */
+#define PEDR		__REG(0x40F00018)  /* Power Manager GPIO Edge Detect Status Register */
+#define PCFR		__REG(0x40F0001C)  /* Power Manager General Configuration Register */
+#define PGSR0		__REG(0x40F00020)  /* Power Manager GPIO Sleep State Register for GP[31-0] */
+#define PGSR1		__REG(0x40F00024)  /* Power Manager GPIO Sleep State Register for GP[63-32] */
+#define PGSR2		__REG(0x40F00028)  /* Power Manager GPIO Sleep State Register for GP[84-64] */
+#define PGSR3		__REG(0x40F0002C)  /* Power Manager GPIO Sleep State Register for GP[118-96] */
+#define RCSR		__REG(0x40F00030)  /* Reset Controller Status Register */
+
+#define PSLR		__REG(0x40F00034)	/* Power Manager Sleep Config Register */
+#define PSTR		__REG(0x40F00038)	/* Power Manager Standby Config Register */
+#define PSNR		__REG(0x40F0003C)	/* Power Manager Sense Config Register */
+#define PVCR		__REG(0x40F00040)	/* Power Manager VoltageControl Register */
+#define PKWR		__REG(0x40F00050)	/* Power Manager KB Wake-up Enable Reg */
+#define PKSR		__REG(0x40F00054)	/* Power Manager KB Level-Detect Register */
+#define PCMD(x)	__REG2(0x40F00080, (x)<<2)
+#define PCMD0	__REG(0x40F00080 + 0 * 4)
+#define PCMD1	__REG(0x40F00080 + 1 * 4)
+#define PCMD2	__REG(0x40F00080 + 2 * 4)
+#define PCMD3	__REG(0x40F00080 + 3 * 4)
+#define PCMD4	__REG(0x40F00080 + 4 * 4)
+#define PCMD5	__REG(0x40F00080 + 5 * 4)
+#define PCMD6	__REG(0x40F00080 + 6 * 4)
+#define PCMD7	__REG(0x40F00080 + 7 * 4)
+#define PCMD8	__REG(0x40F00080 + 8 * 4)
+#define PCMD9	__REG(0x40F00080 + 9 * 4)
+#define PCMD10	__REG(0x40F00080 + 10 * 4)
+#define PCMD11	__REG(0x40F00080 + 11 * 4)
+#define PCMD12	__REG(0x40F00080 + 12 * 4)
+#define PCMD13	__REG(0x40F00080 + 13 * 4)
+#define PCMD14	__REG(0x40F00080 + 14 * 4)
+#define PCMD15	__REG(0x40F00080 + 15 * 4)
+#define PCMD16	__REG(0x40F00080 + 16 * 4)
+#define PCMD17	__REG(0x40F00080 + 17 * 4)
+#define PCMD18	__REG(0x40F00080 + 18 * 4)
+#define PCMD19	__REG(0x40F00080 + 19 * 4)
+#define PCMD20	__REG(0x40F00080 + 20 * 4)
+#define PCMD21	__REG(0x40F00080 + 21 * 4)
+#define PCMD22	__REG(0x40F00080 + 22 * 4)
+#define PCMD23	__REG(0x40F00080 + 23 * 4)
+#define PCMD24	__REG(0x40F00080 + 24 * 4)
+#define PCMD25	__REG(0x40F00080 + 25 * 4)
+#define PCMD26	__REG(0x40F00080 + 26 * 4)
+#define PCMD27	__REG(0x40F00080 + 27 * 4)
+#define PCMD28	__REG(0x40F00080 + 28 * 4)
+#define PCMD29	__REG(0x40F00080 + 29 * 4)
+#define PCMD30	__REG(0x40F00080 + 30 * 4)
+#define PCMD31	__REG(0x40F00080 + 31 * 4)
+
+#define PCMD_MBC	(1<<12)
+#define PCMD_DCE	(1<<11)
+#define PCMD_LC	(1<<10)
+/* FIXME:  PCMD_SQC need be checked.   */
+#define PCMD_SQC	(3<<8)	/* currently only bit 8 is changeable,
+				   bit 9 should be 0 all day. */
+#define PVCR_VCSA	(0x1<<14)
+#define PVCR_CommandDelay (0xf80)
+#define PCFR_PI2C_EN	(0x1 << 6)
+
+#define PSSR_OTGPH	(1 << 6)	/* OTG Peripheral control Hold */
+#define PSSR_RDH	(1 << 5)	/* Read Disable Hold */
+#define PSSR_PH		(1 << 4)	/* Peripheral Control Hold */
+#define PSSR_STS	(1 << 3)	/* Standby Mode Status */
+#define PSSR_VFS	(1 << 2)	/* VDD Fault Status */
+#define PSSR_BFS	(1 << 1)	/* Battery Fault Status */
+#define PSSR_SSS	(1 << 0)	/* Software Sleep Status */
+
+#define PSLR_SL_ROD	(1 << 20)	/* Sleep-Mode/Depp-Sleep Mode nRESET_OUT Disable */
+
+#define PCFR_RO		(1 << 15)	/* RDH Override */
+#define PCFR_PO		(1 << 14)	/* PH Override */
+#define PCFR_GPROD	(1 << 12)	/* GPIO nRESET_OUT Disable */
+#define PCFR_L1_EN	(1 << 11)	/* Sleep Mode L1 converter Enable */
+#define PCFR_FVC	(1 << 10)	/* Frequency/Voltage Change */
+#define PCFR_DC_EN	(1 << 7)	/* Sleep/deep-sleep DC-DC Converter Enable */
+#define PCFR_PI2CEN	(1 << 6)	/* Enable PI2C controller */
+#define PCFR_GPR_EN	(1 << 4)	/* nRESET_GPIO Pin Enable */
+#define PCFR_DS		(1 << 3)	/* Deep Sleep Mode */
+#define PCFR_FS		(1 << 2)	/* Float Static Chip Selects */
+#define PCFR_FP		(1 << 1)	/* Float PCMCIA controls */
+#define PCFR_OPDE	(1 << 0)	/* 3.6864 MHz oscillator power-down enable */
+
+#define RCSR_GPR	(1 << 3)	/* GPIO Reset */
+#define RCSR_SMR	(1 << 2)	/* Sleep Mode */
+#define RCSR_WDR	(1 << 1)	/* Watchdog Reset */
+#define RCSR_HWR	(1 << 0)	/* Hardware Reset */
+
+#define PWER_GPIO(Nb)	(1 << Nb)	/* GPIO [0..15] wake-up enable     */
+#define PWER_GPIO0	PWER_GPIO (0)	/* GPIO  [0] wake-up enable        */
+#define PWER_GPIO1	PWER_GPIO (1)	/* GPIO  [1] wake-up enable        */
+#define PWER_GPIO2	PWER_GPIO (2)	/* GPIO  [2] wake-up enable        */
+#define PWER_GPIO3	PWER_GPIO (3)	/* GPIO  [3] wake-up enable        */
+#define PWER_GPIO4	PWER_GPIO (4)	/* GPIO  [4] wake-up enable        */
+#define PWER_GPIO5	PWER_GPIO (5)	/* GPIO  [5] wake-up enable        */
+#define PWER_GPIO6	PWER_GPIO (6)	/* GPIO  [6] wake-up enable        */
+#define PWER_GPIO7	PWER_GPIO (7)	/* GPIO  [7] wake-up enable        */
+#define PWER_GPIO8	PWER_GPIO (8)	/* GPIO  [8] wake-up enable        */
+#define PWER_GPIO9	PWER_GPIO (9)	/* GPIO  [9] wake-up enable        */
+#define PWER_GPIO10	PWER_GPIO (10)	/* GPIO [10] wake-up enable        */
+#define PWER_GPIO11	PWER_GPIO (11)	/* GPIO [11] wake-up enable        */
+#define PWER_GPIO12	PWER_GPIO (12)	/* GPIO [12] wake-up enable        */
+#define PWER_GPIO13	PWER_GPIO (13)	/* GPIO [13] wake-up enable        */
+#define PWER_GPIO14	PWER_GPIO (14)	/* GPIO [14] wake-up enable        */
+#define PWER_GPIO15	PWER_GPIO (15)	/* GPIO [15] wake-up enable        */
+#define PWER_RTC	0x80000000	/* RTC alarm wake-up enable        */
+
+/*
+ * PXA2xx specific Core clock definitions
+ */
+#define CCCR		io_p2v(0x41300000)  /* Core Clock Configuration Register */
+#define CCSR		io_p2v(0x4130000C)  /* Core Clock Status Register */
+#define CKEN		io_p2v(0x41300004)  /* Clock Enable Register */
+#define OSCC		io_p2v(0x41300008)  /* Oscillator Configuration Register */
+
+#define OSCC_OON	(1 << 1)	/* 32.768kHz OON (write-once only bit) */
+#define OSCC_OOK	(1 << 0)	/* 32.768kHz OOK (read-only bit) */
+
+/* PWRMODE register M field values */
+
+#define PWRMODE_IDLE		0x1
+#define PWRMODE_STANDBY		0x2
+#define PWRMODE_SLEEP		0x3
+#define PWRMODE_DEEPSLEEP	0x7
+
+#endif

linux-7.2.3/arch/arm/mach-pxa/pxa2xx.c

@@ -0,0 +1,50 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * linux/arch/arm/mach-pxa/pxa2xx.c
+ *
+ * code specific to pxa2xx
+ *
+ * Copyright (C) 2008 Dmitry Baryshkov
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/device.h>
+#include <linux/io.h>
+
+#include "pxa2xx-regs.h"
+#include "mfp-pxa25x.h"
+#include "generic.h"
+#include "reset.h"
+#include "smemc.h"
+#include <linux/soc/pxa/smemc.h>
+
+void pxa2xx_clear_reset_status(unsigned int mask)
+{
+	/* RESET_STATUS_* has a 1:1 mapping with RCSR */
+	RCSR = mask;
+}
+
+#define MDCNFG_DRAC2(mdcnfg)	(((mdcnfg) >> 21) & 0x3)
+#define MDCNFG_DRAC0(mdcnfg)	(((mdcnfg) >> 5) & 0x3)
+
+int pxa2xx_smemc_get_sdram_rows(void)
+{
+	static int sdram_rows;
+	unsigned int drac2 = 0, drac0 = 0;
+	u32 mdcnfg;
+
+	if (sdram_rows)
+		return sdram_rows;
+
+	mdcnfg = readl_relaxed(MDCNFG);
+
+	if (mdcnfg & (MDCNFG_DE2 | MDCNFG_DE3))
+		drac2 = MDCNFG_DRAC2(mdcnfg);
+
+	if (mdcnfg & (MDCNFG_DE0 | MDCNFG_DE1))
+		drac0 = MDCNFG_DRAC0(mdcnfg);
+
+	sdram_rows = 1 << (11 + max(drac0, drac2));
+	return sdram_rows;
+}

linux-7.2.3/arch/arm/mach-pxa/pxa300.c

@@ -0,0 +1,97 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * linux/arch/arm/mach-pxa/pxa300.c
+ *
+ * Code specific to PXA300/PXA310
+ *
+ * Copyright (C) 2007 Marvell Internation Ltd.
+ *
+ * 2007-08-21: eric miao <eric.miao@marvell.com>
+ *             initial version
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/soc/pxa/cpu.h>
+
+#include "pxa300.h"
+
+#include "generic.h"
+#include "devices.h"
+
+static struct mfp_addr_map pxa300_mfp_addr_map[] __initdata = {
+
+	MFP_ADDR_X(GPIO0,   GPIO2,   0x00b4),
+	MFP_ADDR_X(GPIO3,   GPIO26,  0x027c),
+	MFP_ADDR_X(GPIO27,  GPIO98,  0x0400),
+	MFP_ADDR_X(GPIO99,  GPIO127, 0x0600),
+	MFP_ADDR_X(GPIO0_2, GPIO1_2, 0x0674),
+	MFP_ADDR_X(GPIO2_2, GPIO6_2, 0x02dc),
+
+	MFP_ADDR(nBE0, 0x0204),
+	MFP_ADDR(nBE1, 0x0208),
+
+	MFP_ADDR(nLUA, 0x0244),
+	MFP_ADDR(nLLA, 0x0254),
+
+	MFP_ADDR(DF_CLE_nOE, 0x0240),
+	MFP_ADDR(DF_nRE_nOE, 0x0200),
+	MFP_ADDR(DF_ALE_nWE, 0x020C),
+	MFP_ADDR(DF_INT_RnB, 0x00C8),
+	MFP_ADDR(DF_nCS0, 0x0248),
+	MFP_ADDR(DF_nCS1, 0x0278),
+	MFP_ADDR(DF_nWE, 0x00CC),
+
+	MFP_ADDR(DF_ADDR0, 0x0210),
+	MFP_ADDR(DF_ADDR1, 0x0214),
+	MFP_ADDR(DF_ADDR2, 0x0218),
+	MFP_ADDR(DF_ADDR3, 0x021C),
+
+	MFP_ADDR(DF_IO0, 0x0220),
+	MFP_ADDR(DF_IO1, 0x0228),
+	MFP_ADDR(DF_IO2, 0x0230),
+	MFP_ADDR(DF_IO3, 0x0238),
+	MFP_ADDR(DF_IO4, 0x0258),
+	MFP_ADDR(DF_IO5, 0x0260),
+	MFP_ADDR(DF_IO6, 0x0268),
+	MFP_ADDR(DF_IO7, 0x0270),
+	MFP_ADDR(DF_IO8, 0x0224),
+	MFP_ADDR(DF_IO9, 0x022C),
+	MFP_ADDR(DF_IO10, 0x0234),
+	MFP_ADDR(DF_IO11, 0x023C),
+	MFP_ADDR(DF_IO12, 0x025C),
+	MFP_ADDR(DF_IO13, 0x0264),
+	MFP_ADDR(DF_IO14, 0x026C),
+	MFP_ADDR(DF_IO15, 0x0274),
+
+	MFP_ADDR_END,
+};
+
+/* override pxa300 MFP register addresses */
+static struct mfp_addr_map pxa310_mfp_addr_map[] __initdata = {
+	MFP_ADDR_X(GPIO30,  GPIO98,   0x0418),
+	MFP_ADDR_X(GPIO7_2, GPIO12_2, 0x052C),
+
+	MFP_ADDR(ULPI_STP, 0x040C),
+	MFP_ADDR(ULPI_NXT, 0x0410),
+	MFP_ADDR(ULPI_DIR, 0x0414),
+
+	MFP_ADDR_END,
+};
+
+static int __init pxa300_init(void)
+{
+	if (cpu_is_pxa300() || cpu_is_pxa310()) {
+		mfp_init_base(io_p2v(MFPR_BASE));
+		mfp_init_addr(pxa300_mfp_addr_map);
+	}
+
+	if (cpu_is_pxa310())
+		mfp_init_addr(pxa310_mfp_addr_map);
+
+	return 0;
+}
+
+core_initcall(pxa300_init);

linux-7.2.3/arch/arm/mach-pxa/pxa300.h

@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __MACH_PXA300_H
+#define __MACH_PXA300_H
+
+#include "pxa3xx.h"
+#include "mfp-pxa300.h"
+
+#endif /* __MACH_PXA300_H */

linux-7.2.3/arch/arm/mach-pxa/pxa320.c

@@ -0,0 +1,88 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * linux/arch/arm/mach-pxa/pxa320.c
+ *
+ * Code specific to PXA320
+ *
+ * Copyright (C) 2007 Marvell Internation Ltd.
+ *
+ * 2007-08-21: eric miao <eric.miao@marvell.com>
+ *             initial version
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/soc/pxa/cpu.h>
+
+#include "pxa320.h"
+
+#include "generic.h"
+#include "devices.h"
+
+static struct mfp_addr_map pxa320_mfp_addr_map[] __initdata = {
+
+	MFP_ADDR_X(GPIO0,  GPIO4,   0x0124),
+	MFP_ADDR_X(GPIO5,  GPIO9,   0x028C),
+	MFP_ADDR(GPIO10, 0x0458),
+	MFP_ADDR_X(GPIO11, GPIO26,  0x02A0),
+	MFP_ADDR_X(GPIO27, GPIO48,  0x0400),
+	MFP_ADDR_X(GPIO49, GPIO62,  0x045C),
+	MFP_ADDR_X(GPIO63, GPIO73,  0x04B4),
+	MFP_ADDR_X(GPIO74, GPIO98,  0x04F0),
+	MFP_ADDR_X(GPIO99, GPIO127, 0x0600),
+	MFP_ADDR_X(GPIO0_2,  GPIO5_2,   0x0674),
+	MFP_ADDR_X(GPIO6_2,  GPIO13_2,  0x0494),
+	MFP_ADDR_X(GPIO14_2, GPIO17_2, 0x04E0),
+
+	MFP_ADDR(nXCVREN, 0x0138),
+	MFP_ADDR(DF_CLE_nOE, 0x0204),
+	MFP_ADDR(DF_nADV1_ALE, 0x0208),
+	MFP_ADDR(DF_SCLK_S, 0x020C),
+	MFP_ADDR(DF_SCLK_E, 0x0210),
+	MFP_ADDR(nBE0, 0x0214),
+	MFP_ADDR(nBE1, 0x0218),
+	MFP_ADDR(DF_nADV2_ALE, 0x021C),
+	MFP_ADDR(DF_INT_RnB, 0x0220),
+	MFP_ADDR(DF_nCS0, 0x0224),
+	MFP_ADDR(DF_nCS1, 0x0228),
+	MFP_ADDR(DF_nWE, 0x022C),
+	MFP_ADDR(DF_nRE_nOE, 0x0230),
+	MFP_ADDR(nLUA, 0x0234),
+	MFP_ADDR(nLLA, 0x0238),
+	MFP_ADDR(DF_ADDR0, 0x023C),
+	MFP_ADDR(DF_ADDR1, 0x0240),
+	MFP_ADDR(DF_ADDR2, 0x0244),
+	MFP_ADDR(DF_ADDR3, 0x0248),
+	MFP_ADDR(DF_IO0, 0x024C),
+	MFP_ADDR(DF_IO8, 0x0250),
+	MFP_ADDR(DF_IO1, 0x0254),
+	MFP_ADDR(DF_IO9, 0x0258),
+	MFP_ADDR(DF_IO2, 0x025C),
+	MFP_ADDR(DF_IO10, 0x0260),
+	MFP_ADDR(DF_IO3, 0x0264),
+	MFP_ADDR(DF_IO11, 0x0268),
+	MFP_ADDR(DF_IO4, 0x026C),
+	MFP_ADDR(DF_IO12, 0x0270),
+	MFP_ADDR(DF_IO5, 0x0274),
+	MFP_ADDR(DF_IO13, 0x0278),
+	MFP_ADDR(DF_IO6, 0x027C),
+	MFP_ADDR(DF_IO14, 0x0280),
+	MFP_ADDR(DF_IO7, 0x0284),
+	MFP_ADDR(DF_IO15, 0x0288),
+
+	MFP_ADDR_END,
+};
+
+static int __init pxa320_init(void)
+{
+	if (cpu_is_pxa320()) {
+		mfp_init_base(io_p2v(MFPR_BASE));
+		mfp_init_addr(pxa320_mfp_addr_map);
+	}
+
+	return 0;
+}
+
+core_initcall(pxa320_init);

linux-7.2.3/arch/arm/mach-pxa/pxa320.h

@@ -0,0 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __MACH_PXA320_H
+#define __MACH_PXA320_H
+
+#include "pxa3xx.h"
+#include "mfp-pxa320.h"
+
+#endif /* __MACH_PXA320_H */
+

linux-7.2.3/arch/arm/mach-pxa/pxa3xx-regs.h

@@ -0,0 +1,134 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * arch/arm/mach-pxa/include/mach/pxa3xx-regs.h
+ *
+ * PXA3xx specific register definitions
+ *
+ * Copyright (C) 2007 Marvell International Ltd.
+ */
+
+#ifndef __ASM_ARCH_PXA3XX_REGS_H
+#define __ASM_ARCH_PXA3XX_REGS_H
+
+#include "pxa-regs.h"
+
+/*
+ * Oscillator Configuration Register (OSCC)
+ */
+#define OSCC           io_p2v(0x41350000)  /* Oscillator Configuration Register */
+
+#define OSCC_PEN       (1 << 11)       /* 13MHz POUT */
+
+
+/*
+ * Service Power Management Unit (MPMU)
+ */
+#define PMCR		__REG(0x40F50000)	/* Power Manager Control Register */
+#define PSR		__REG(0x40F50004)	/* Power Manager S2 Status Register */
+#define PSPR		__REG(0x40F50008)	/* Power Manager Scratch Pad Register */
+#define PCFR		__REG(0x40F5000C)	/* Power Manager General Configuration Register */
+#define PWER		__REG(0x40F50010)	/* Power Manager Wake-up Enable Register */
+#define PWSR		__REG(0x40F50014)	/* Power Manager Wake-up Status Register */
+#define PECR		__REG(0x40F50018)	/* Power Manager EXT_WAKEUP[1:0] Control Register */
+#define DCDCSR		__REG(0x40F50080)	/* DC-DC Controller Status Register */
+#define PVCR		__REG(0x40F50100)	/* Power Manager Voltage Change Control Register */
+#define PCMD(x)		__REG(0x40F50110 + ((x) << 2))
+
+/*
+ * Slave Power Management Unit
+ */
+#define ASCR		__REG(0x40f40000)	/* Application Subsystem Power Status/Configuration */
+#define ARSR		__REG(0x40f40004)	/* Application Subsystem Reset Status */
+#define AD3ER		__REG(0x40f40008)	/* Application Subsystem Wake-Up from D3 Enable */
+#define AD3SR		__REG(0x40f4000c)	/* Application Subsystem Wake-Up from D3 Status */
+#define AD2D0ER		__REG(0x40f40010)	/* Application Subsystem Wake-Up from D2 to D0 Enable */
+#define AD2D0SR		__REG(0x40f40014)	/* Application Subsystem Wake-Up from D2 to D0 Status */
+#define AD2D1ER		__REG(0x40f40018)	/* Application Subsystem Wake-Up from D2 to D1 Enable */
+#define AD2D1SR		__REG(0x40f4001c)	/* Application Subsystem Wake-Up from D2 to D1 Status */
+#define AD1D0ER		__REG(0x40f40020)	/* Application Subsystem Wake-Up from D1 to D0 Enable */
+#define AD1D0SR		__REG(0x40f40024)	/* Application Subsystem Wake-Up from D1 to D0 Status */
+#define AGENP		__REG(0x40f4002c)	/* Application Subsystem General Purpose */
+#define AD3R		__REG(0x40f40030)	/* Application Subsystem D3 Configuration */
+#define AD2R		__REG(0x40f40034)	/* Application Subsystem D2 Configuration */
+#define AD1R		__REG(0x40f40038)	/* Application Subsystem D1 Configuration */
+
+/*
+ * Application Subsystem Configuration bits.
+ */
+#define ASCR_RDH		(1 << 31)
+#define ASCR_D1S		(1 << 2)
+#define ASCR_D2S		(1 << 1)
+#define ASCR_D3S		(1 << 0)
+
+/*
+ * Application Reset Status bits.
+ */
+#define ARSR_GPR		(1 << 3)
+#define ARSR_LPMR		(1 << 2)
+#define ARSR_WDT		(1 << 1)
+#define ARSR_HWR		(1 << 0)
+
+/*
+ * Application Subsystem Wake-Up bits.
+ */
+#define ADXER_WRTC		(1 << 31)	/* RTC */
+#define ADXER_WOST		(1 << 30)	/* OS Timer */
+#define ADXER_WTSI		(1 << 29)	/* Touchscreen */
+#define ADXER_WUSBH		(1 << 28)	/* USB host */
+#define ADXER_WUSB2		(1 << 26)	/* USB client 2.0 */
+#define ADXER_WMSL0		(1 << 24)	/* MSL port 0*/
+#define ADXER_WDMUX3		(1 << 23)	/* USB EDMUX3 */
+#define ADXER_WDMUX2		(1 << 22)	/* USB EDMUX2 */
+#define ADXER_WKP		(1 << 21)	/* Keypad */
+#define ADXER_WUSIM1		(1 << 20)	/* USIM Port 1 */
+#define ADXER_WUSIM0		(1 << 19)	/* USIM Port 0 */
+#define ADXER_WOTG		(1 << 16)	/* USBOTG input */
+#define ADXER_MFP_WFLASH	(1 << 15)	/* MFP: Data flash busy */
+#define ADXER_MFP_GEN12		(1 << 14)	/* MFP: MMC3/GPIO/OST inputs */
+#define ADXER_MFP_WMMC2		(1 << 13)	/* MFP: MMC2 */
+#define ADXER_MFP_WMMC1		(1 << 12)	/* MFP: MMC1 */
+#define ADXER_MFP_WI2C		(1 << 11)	/* MFP: I2C */
+#define ADXER_MFP_WSSP4		(1 << 10)	/* MFP: SSP4 */
+#define ADXER_MFP_WSSP3		(1 << 9)	/* MFP: SSP3 */
+#define ADXER_MFP_WMAXTRIX	(1 << 8)	/* MFP: matrix keypad */
+#define ADXER_MFP_WUART3	(1 << 7)	/* MFP: UART3 */
+#define ADXER_MFP_WUART2	(1 << 6)	/* MFP: UART2 */
+#define ADXER_MFP_WUART1	(1 << 5)	/* MFP: UART1 */
+#define ADXER_MFP_WSSP2		(1 << 4)	/* MFP: SSP2 */
+#define ADXER_MFP_WSSP1		(1 << 3)	/* MFP: SSP1 */
+#define ADXER_MFP_WAC97		(1 << 2)	/* MFP: AC97 */
+#define ADXER_WEXTWAKE1		(1 << 1)	/* External Wake 1 */
+#define ADXER_WEXTWAKE0		(1 << 0)	/* External Wake 0 */
+
+/*
+ * AD3R/AD2R/AD1R bits.  R2-R5 are only defined for PXA320.
+ */
+#define ADXR_L2			(1 << 8)
+#define ADXR_R5			(1 << 5)
+#define ADXR_R4			(1 << 4)
+#define ADXR_R3			(1 << 3)
+#define ADXR_R2			(1 << 2)
+#define ADXR_R1			(1 << 1)
+#define ADXR_R0			(1 << 0)
+
+/*
+ * Values for PWRMODE CP15 register
+ */
+#define PXA3xx_PM_S3D4C4	0x07	/* aka deep sleep */
+#define PXA3xx_PM_S2D3C4	0x06	/* aka sleep */
+#define PXA3xx_PM_S0D2C2	0x03	/* aka standby */
+#define PXA3xx_PM_S0D1C2	0x02	/* aka LCD refresh */
+#define PXA3xx_PM_S0D0C1	0x01
+
+/*
+ * Application Subsystem Clock
+ */
+#define ACCR		__REG(0x41340000)	/* Application Subsystem Clock Configuration Register */
+#define ACSR		__REG(0x41340004)	/* Application Subsystem Clock Status Register */
+#define AICSR		__REG(0x41340008)	/* Application Subsystem Interrupt Control/Status Register */
+#define CKENA		__REG(0x4134000C)	/* A Clock Enable Register */
+#define CKENB		__REG(0x41340010)	/* B Clock Enable Register */
+#define CKENC		__REG(0x41340024)	/* C Clock Enable Register */
+#define AC97_DIV	__REG(0x41340014)	/* AC97 clock divisor value register */
+
+#endif /* __ASM_ARCH_PXA3XX_REGS_H */

linux-7.2.3/arch/arm/mach-pxa/pxa3xx.c

@@ -0,0 +1,434 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * linux/arch/arm/mach-pxa/pxa3xx.c
+ *
+ * code specific to pxa3xx aka Monahans
+ *
+ * Copyright (C) 2006 Marvell International Ltd.
+ *
+ * 2007-09-02: eric miao <eric.miao@marvell.com>
+ *             initial version
+ */
+#include <linux/dmaengine.h>
+#include <linux/dma/pxa-dma.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/gpio-pxa.h>
+#include <linux/pm.h>
+#include <linux/platform_device.h>
+#include <linux/irq.h>
+#include <linux/irqchip.h>
+#include <linux/io.h>
+#include <linux/of.h>
+#include <linux/syscore_ops.h>
+#include <linux/platform_data/i2c-pxa.h>
+#include <linux/platform_data/mmp_dma.h>
+#include <linux/soc/pxa/cpu.h>
+#include <linux/clk/pxa.h>
+
+#include <asm/mach/map.h>
+#include <asm/suspend.h>
+#include "pxa3xx-regs.h"
+#include "reset.h"
+#include <linux/platform_data/usb-ohci-pxa27x.h>
+#include "pm.h"
+#include "addr-map.h"
+#include "smemc.h"
+#include "irqs.h"
+
+#include "generic.h"
+#include "devices.h"
+
+#define PECR_IE(n)	((1 << ((n) * 2)) << 28)
+#define PECR_IS(n)	((1 << ((n) * 2)) << 29)
+
+extern void __init pxa_dt_irq_init(int (*fn)(struct irq_data *, unsigned int));
+
+/*
+ * NAND NFC: DFI bus arbitration subset
+ */
+#define NDCR			(*(volatile u32 __iomem*)(NAND_VIRT + 0))
+#define NDCR_ND_ARB_EN		(1 << 12)
+#define NDCR_ND_ARB_CNTL	(1 << 19)
+
+#define CKEN_BOOT  		11      /* < Boot rom clock enable */
+#define CKEN_TPM   		19      /* < TPM clock enable */
+#define CKEN_HSIO2 		41      /* < HSIO2 clock enable */
+
+#ifdef CONFIG_PM
+
+#define ISRAM_START	0x5c000000
+#define ISRAM_SIZE	SZ_256K
+
+static void __iomem *sram;
+static unsigned long wakeup_src;
+
+/*
+ * Enter a standby mode (S0D1C2 or S0D2C2).  Upon wakeup, the dynamic
+ * memory controller has to be reinitialised, so we place some code
+ * in the SRAM to perform this function.
+ *
+ * We disable FIQs across the standby - otherwise, we might receive a
+ * FIQ while the SDRAM is unavailable.
+ */
+static void pxa3xx_cpu_standby(unsigned int pwrmode)
+{
+	void (*fn)(unsigned int) = (void __force *)(sram + 0x8000);
+
+	memcpy_toio(sram + 0x8000, pm_enter_standby_start,
+		    pm_enter_standby_end - pm_enter_standby_start);
+
+	AD2D0SR = ~0;
+	AD2D1SR = ~0;
+	AD2D0ER = wakeup_src;
+	AD2D1ER = 0;
+	ASCR = ASCR;
+	ARSR = ARSR;
+
+	local_fiq_disable();
+	fn(pwrmode);
+	local_fiq_enable();
+
+	AD2D0ER = 0;
+	AD2D1ER = 0;
+}
+
+/*
+ * NOTE:  currently, the OBM (OEM Boot Module) binary comes along with
+ * PXA3xx development kits assumes that the resuming process continues
+ * with the address stored within the first 4 bytes of SDRAM. The PSPR
+ * register is used privately by BootROM and OBM, and _must_ be set to
+ * 0x5c014000 for the moment.
+ */
+static void pxa3xx_cpu_pm_suspend(void)
+{
+	volatile unsigned long *p = (volatile void *)0xc0000000;
+	unsigned long saved_data = *p;
+#ifndef CONFIG_IWMMXT
+	u64 acc0;
+
+#ifdef CONFIG_CC_IS_GCC
+	asm volatile(".arch_extension xscale\n\t"
+		     "mra %Q0, %R0, acc0" : "=r" (acc0));
+#else
+	asm volatile("mrrc p0, 0, %Q0, %R0, c0" : "=r" (acc0));
+#endif
+#endif
+
+	/* resuming from D2 requires the HSIO2/BOOT/TPM clocks enabled */
+	CKENA |= (1 << CKEN_BOOT) | (1 << CKEN_TPM);
+	CKENB |= 1 << (CKEN_HSIO2 & 0x1f);
+
+	/* clear and setup wakeup source */
+	AD3SR = ~0;
+	AD3ER = wakeup_src;
+	ASCR = ASCR;
+	ARSR = ARSR;
+
+	PCFR |= (1u << 13);			/* L1_DIS */
+	PCFR &= ~((1u << 12) | (1u << 1));	/* L0_EN | SL_ROD */
+
+	PSPR = 0x5c014000;
+
+	/* overwrite with the resume address */
+	*p = __pa_symbol(cpu_resume);
+
+	cpu_suspend(0, pxa3xx_finish_suspend);
+
+	*p = saved_data;
+
+	AD3ER = 0;
+
+#ifndef CONFIG_IWMMXT
+#ifndef CONFIG_AS_IS_LLVM
+	asm volatile(".arch_extension xscale\n\t"
+		     "mar acc0, %Q0, %R0" : "=r" (acc0));
+#else
+	asm volatile("mcrr p0, 0, %Q0, %R0, c0" :: "r" (acc0));
+#endif
+#endif
+}
+
+static void pxa3xx_cpu_pm_enter(suspend_state_t state)
+{
+	/*
+	 * Don't sleep if no wakeup sources are defined
+	 */
+	if (wakeup_src == 0) {
+		printk(KERN_ERR "Not suspending: no wakeup sources\n");
+		return;
+	}
+
+	switch (state) {
+	case PM_SUSPEND_STANDBY:
+		pxa3xx_cpu_standby(PXA3xx_PM_S0D2C2);
+		break;
+
+	case PM_SUSPEND_MEM:
+		pxa3xx_cpu_pm_suspend();
+		break;
+	}
+}
+
+static int pxa3xx_cpu_pm_valid(suspend_state_t state)
+{
+	return state == PM_SUSPEND_MEM || state == PM_SUSPEND_STANDBY;
+}
+
+static struct pxa_cpu_pm_fns pxa3xx_cpu_pm_fns = {
+	.valid		= pxa3xx_cpu_pm_valid,
+	.enter		= pxa3xx_cpu_pm_enter,
+};
+
+static void __init pxa3xx_init_pm(void)
+{
+	sram = ioremap(ISRAM_START, ISRAM_SIZE);
+	if (!sram) {
+		printk(KERN_ERR "Unable to map ISRAM: disabling standby/suspend\n");
+		return;
+	}
+
+	/*
+	 * Since we copy wakeup code into the SRAM, we need to ensure
+	 * that it is preserved over the low power modes.  Note: bit 8
+	 * is undocumented in the developer manual, but must be set.
+	 */
+	AD1R |= ADXR_L2 | ADXR_R0;
+	AD2R |= ADXR_L2 | ADXR_R0;
+	AD3R |= ADXR_L2 | ADXR_R0;
+
+	/*
+	 * Clear the resume enable registers.
+	 */
+	AD1D0ER = 0;
+	AD2D0ER = 0;
+	AD2D1ER = 0;
+	AD3ER = 0;
+
+	pxa_cpu_pm_fns = &pxa3xx_cpu_pm_fns;
+}
+
+static int pxa3xx_set_wake(struct irq_data *d, unsigned int on)
+{
+	unsigned long flags, mask = 0;
+
+	switch (d->irq) {
+	case IRQ_SSP3:
+		mask = ADXER_MFP_WSSP3;
+		break;
+	case IRQ_MSL:
+		mask = ADXER_WMSL0;
+		break;
+	case IRQ_USBH2:
+	case IRQ_USBH1:
+		mask = ADXER_WUSBH;
+		break;
+	case IRQ_KEYPAD:
+		mask = ADXER_WKP;
+		break;
+	case IRQ_AC97:
+		mask = ADXER_MFP_WAC97;
+		break;
+	case IRQ_USIM:
+		mask = ADXER_WUSIM0;
+		break;
+	case IRQ_SSP2:
+		mask = ADXER_MFP_WSSP2;
+		break;
+	case IRQ_I2C:
+		mask = ADXER_MFP_WI2C;
+		break;
+	case IRQ_STUART:
+		mask = ADXER_MFP_WUART3;
+		break;
+	case IRQ_BTUART:
+		mask = ADXER_MFP_WUART2;
+		break;
+	case IRQ_FFUART:
+		mask = ADXER_MFP_WUART1;
+		break;
+	case IRQ_MMC:
+		mask = ADXER_MFP_WMMC1;
+		break;
+	case IRQ_SSP:
+		mask = ADXER_MFP_WSSP1;
+		break;
+	case IRQ_RTCAlrm:
+		mask = ADXER_WRTC;
+		break;
+	case IRQ_SSP4:
+		mask = ADXER_MFP_WSSP4;
+		break;
+	case IRQ_TSI:
+		mask = ADXER_WTSI;
+		break;
+	case IRQ_USIM2:
+		mask = ADXER_WUSIM1;
+		break;
+	case IRQ_MMC2:
+		mask = ADXER_MFP_WMMC2;
+		break;
+	case IRQ_NAND:
+		mask = ADXER_MFP_WFLASH;
+		break;
+	case IRQ_USB2:
+		mask = ADXER_WUSB2;
+		break;
+	case IRQ_WAKEUP0:
+		mask = ADXER_WEXTWAKE0;
+		break;
+	case IRQ_WAKEUP1:
+		mask = ADXER_WEXTWAKE1;
+		break;
+	case IRQ_MMC3:
+		mask = ADXER_MFP_GEN12;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	local_irq_save(flags);
+	if (on)
+		wakeup_src |= mask;
+	else
+		wakeup_src &= ~mask;
+	local_irq_restore(flags);
+
+	return 0;
+}
+#else
+static inline void pxa3xx_init_pm(void) {}
+#define pxa3xx_set_wake	NULL
+#endif
+
+static void pxa_ack_ext_wakeup(struct irq_data *d)
+{
+	PECR |= PECR_IS(d->irq - IRQ_WAKEUP0);
+}
+
+static void pxa_mask_ext_wakeup(struct irq_data *d)
+{
+	pxa_mask_irq(d);
+	PECR &= ~PECR_IE(d->irq - IRQ_WAKEUP0);
+}
+
+static void pxa_unmask_ext_wakeup(struct irq_data *d)
+{
+	pxa_unmask_irq(d);
+	PECR |= PECR_IE(d->irq - IRQ_WAKEUP0);
+}
+
+static int pxa_set_ext_wakeup_type(struct irq_data *d, unsigned int flow_type)
+{
+	if (flow_type & IRQ_TYPE_EDGE_RISING)
+		PWER |= 1 << (d->irq - IRQ_WAKEUP0);
+
+	if (flow_type & IRQ_TYPE_EDGE_FALLING)
+		PWER |= 1 << (d->irq - IRQ_WAKEUP0 + 2);
+
+	return 0;
+}
+
+static struct irq_chip pxa_ext_wakeup_chip = {
+	.name		= "WAKEUP",
+	.irq_ack	= pxa_ack_ext_wakeup,
+	.irq_mask	= pxa_mask_ext_wakeup,
+	.irq_unmask	= pxa_unmask_ext_wakeup,
+	.irq_set_type	= pxa_set_ext_wakeup_type,
+};
+
+static void __init pxa_init_ext_wakeup_irq(int (*fn)(struct irq_data *,
+					   unsigned int))
+{
+	int irq;
+
+	for (irq = IRQ_WAKEUP0; irq <= IRQ_WAKEUP1; irq++) {
+		irq_set_chip_and_handler(irq, &pxa_ext_wakeup_chip,
+					 handle_edge_irq);
+		irq_clear_status_flags(irq, IRQ_NOREQUEST);
+	}
+
+	pxa_ext_wakeup_chip.irq_set_wake = fn;
+}
+
+static void __init __pxa3xx_init_irq(void)
+{
+	/* enable CP6 access */
+	u32 value;
+	__asm__ __volatile__("mrc p15, 0, %0, c15, c1, 0\n": "=r"(value));
+	value |= (1 << 6);
+	__asm__ __volatile__("mcr p15, 0, %0, c15, c1, 0\n": :"r"(value));
+
+	pxa_init_ext_wakeup_irq(pxa3xx_set_wake);
+}
+
+static int __init __init
+pxa3xx_dt_init_irq(struct device_node *node, struct device_node *parent)
+{
+	__pxa3xx_init_irq();
+	pxa_dt_irq_init(pxa3xx_set_wake);
+	set_handle_irq(ichp_handle_irq);
+
+	return 0;
+}
+IRQCHIP_DECLARE(pxa3xx_intc, "marvell,pxa-intc", pxa3xx_dt_init_irq);
+
+static struct map_desc pxa3xx_io_desc[] __initdata = {
+	{	/* Mem Ctl */
+		.virtual	= (unsigned long)SMEMC_VIRT,
+		.pfn		= __phys_to_pfn(PXA3XX_SMEMC_BASE),
+		.length		= SMEMC_SIZE,
+		.type		= MT_DEVICE
+	}, {
+		.virtual	= (unsigned long)NAND_VIRT,
+		.pfn		= __phys_to_pfn(NAND_PHYS),
+		.length		= NAND_SIZE,
+		.type		= MT_DEVICE
+	},
+};
+
+void __init pxa3xx_map_io(void)
+{
+	pxa_map_io();
+	iotable_init(ARRAY_AND_SIZE(pxa3xx_io_desc));
+	pxa3xx_get_clk_frequency_khz(1);
+}
+
+static int __init pxa3xx_init(void)
+{
+	int ret = 0;
+
+	if (cpu_is_pxa3xx()) {
+
+		pxa_register_wdt(ARSR);
+
+		/*
+		 * clear RDH bit every time after reset
+		 *
+		 * Note: the last 3 bits DxS are write-1-to-clear so carefully
+		 * preserve them here in case they will be referenced later
+		 */
+		ASCR &= ~(ASCR_RDH | ASCR_D1S | ASCR_D2S | ASCR_D3S);
+
+		/*
+		 * Disable DFI bus arbitration, to prevent a system bus lock if
+		 * somebody disables the NAND clock (unused clock) while this
+		 * bit remains set.
+		 */
+		NDCR = (NDCR & ~NDCR_ND_ARB_EN) | NDCR_ND_ARB_CNTL;
+
+		pxa3xx_init_pm();
+
+		enable_irq_wake(IRQ_WAKEUP0);
+		if (cpu_is_pxa320())
+			enable_irq_wake(IRQ_WAKEUP1);
+
+		register_syscore(&pxa_irq_syscore);
+		register_syscore(&pxa3xx_mfp_syscore);
+	}
+
+	return ret;
+}
+
+postcore_initcall(pxa3xx_init);

linux-7.2.3/arch/arm/mach-pxa/pxa3xx.h

@@ -0,0 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __MACH_PXA3XX_H	
+#define __MACH_PXA3XX_H
+
+#include "addr-map.h"
+#include "pxa3xx-regs.h"
+#include "irqs.h"
+
+#endif /* __MACH_PXA3XX_H */

linux-7.2.3/arch/arm/mach-pxa/regs-ost.h

@@ -0,0 +1,37 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_MACH_REGS_OST_H
+#define __ASM_MACH_REGS_OST_H
+
+#include "pxa-regs.h"
+
+/*
+ * OS Timer & Match Registers
+ */
+#define OST_PHYS	0x40A00000
+#define OST_LEN		0x00000020
+
+#define OSMR0		io_p2v(0x40A00000)  /* */
+#define OSMR1		io_p2v(0x40A00004)  /* */
+#define OSMR2		io_p2v(0x40A00008)  /* */
+#define OSMR3		io_p2v(0x40A0000C)  /* */
+#define OSMR4		io_p2v(0x40A00080)  /* */
+#define OSCR		io_p2v(0x40A00010)  /* OS Timer Counter Register */
+#define OSCR4		io_p2v(0x40A00040)  /* OS Timer Counter Register */
+#define OMCR4		io_p2v(0x40A000C0)  /* */
+#define OSSR		io_p2v(0x40A00014)  /* OS Timer Status Register */
+#define OWER		io_p2v(0x40A00018)  /* OS Timer Watchdog Enable Register */
+#define OIER		io_p2v(0x40A0001C)  /* OS Timer Interrupt Enable Register */
+
+#define OSSR_M3		(1 << 3)	/* Match status channel 3 */
+#define OSSR_M2		(1 << 2)	/* Match status channel 2 */
+#define OSSR_M1		(1 << 1)	/* Match status channel 1 */
+#define OSSR_M0		(1 << 0)	/* Match status channel 0 */
+
+#define OWER_WME	(1 << 0)	/* Watchdog Match Enable */
+
+#define OIER_E3		(1 << 3)	/* Interrupt enable channel 3 */
+#define OIER_E2		(1 << 2)	/* Interrupt enable channel 2 */
+#define OIER_E1		(1 << 1)	/* Interrupt enable channel 1 */
+#define OIER_E0		(1 << 0)	/* Interrupt enable channel 0 */
+
+#endif /* __ASM_MACH_REGS_OST_H */

linux-7.2.3/arch/arm/mach-pxa/regs-rtc.h

@@ -0,0 +1,24 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_MACH_REGS_RTC_H
+#define __ASM_MACH_REGS_RTC_H
+
+#include "pxa-regs.h"
+
+/*
+ * Real Time Clock
+ */
+
+#define RCNR		__REG(0x40900000)  /* RTC Count Register */
+#define RTAR		__REG(0x40900004)  /* RTC Alarm Register */
+#define RTSR		__REG(0x40900008)  /* RTC Status Register */
+#define RTTR		__REG(0x4090000C)  /* RTC Timer Trim Register */
+#define PIAR		__REG(0x40900038)  /* Periodic Interrupt Alarm Register */
+
+#define RTSR_PICE	(1 << 15)	/* Periodic interrupt count enable */
+#define RTSR_PIALE	(1 << 14)	/* Periodic interrupt Alarm enable */
+#define RTSR_HZE	(1 << 3)	/* HZ interrupt enable */
+#define RTSR_ALE	(1 << 2)	/* RTC alarm interrupt enable */
+#define RTSR_HZ		(1 << 1)	/* HZ rising-edge detected */
+#define RTSR_AL		(1 << 0)	/* RTC alarm detected */
+
+#endif /* __ASM_MACH_REGS_RTC_H */

linux-7.2.3/arch/arm/mach-pxa/reset.c

@@ -0,0 +1,107 @@
+// SPDX-License-Identifier: GPL-2.0-only
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/io.h>
+#include <asm/proc-fns.h>
+#include <asm/system_misc.h>
+
+#include "regs-ost.h"
+#include "reset.h"
+#include "smemc.h"
+#include "generic.h"
+
+static void do_hw_reset(void);
+
+static int reset_gpio = -1;
+
+int init_gpio_reset(int gpio, int output, int level)
+{
+	int rc;
+
+	rc = gpio_request(gpio, "reset generator");
+	if (rc) {
+		printk(KERN_ERR "Can't request reset_gpio\n");
+		goto out;
+	}
+
+	if (output)
+		rc = gpio_direction_output(gpio, level);
+	else
+		rc = gpio_direction_input(gpio);
+	if (rc) {
+		printk(KERN_ERR "Can't configure reset_gpio\n");
+		gpio_free(gpio);
+		goto out;
+	}
+
+out:
+	if (!rc)
+		reset_gpio = gpio;
+
+	return rc;
+}
+
+/*
+ * Trigger GPIO reset.
+ * This covers various types of logic connecting gpio pin
+ * to RESET pins (nRESET or GPIO_RESET):
+ */
+static void do_gpio_reset(void)
+{
+	BUG_ON(reset_gpio == -1);
+
+	/* drive it low */
+	gpio_direction_output(reset_gpio, 0);
+	mdelay(2);
+	/* rising edge or drive high */
+	gpio_set_value(reset_gpio, 1);
+	mdelay(2);
+	/* falling edge */
+	gpio_set_value(reset_gpio, 0);
+
+	/* give it some time */
+	mdelay(10);
+
+	WARN_ON(1);
+	/* fallback */
+	do_hw_reset();
+}
+
+static void do_hw_reset(void)
+{
+	/* Initialize the watchdog and let it fire */
+	writel_relaxed(OWER_WME, OWER);
+	writel_relaxed(OSSR_M3, OSSR);
+	/* ... in 100 ms */
+	writel_relaxed(readl_relaxed(OSCR) + 368640, OSMR3);
+	/*
+	 * SDRAM hangs on watchdog reset on Marvell PXA270 (erratum 71)
+	 * we put SDRAM into self-refresh to prevent that
+	 */
+	while (1)
+		writel_relaxed(MDREFR_SLFRSH, MDREFR);
+}
+
+void pxa_restart(enum reboot_mode mode, const char *cmd)
+{
+	local_irq_disable();
+	local_fiq_disable();
+
+	clear_reset_status(RESET_STATUS_ALL);
+
+	switch (mode) {
+	case REBOOT_SOFT:
+		/* Jump into ROM at address 0 */
+		soft_restart(0);
+		break;
+	case REBOOT_GPIO:
+		do_gpio_reset();
+		break;
+	case REBOOT_HARD:
+	default:
+		do_hw_reset();
+		break;
+	}
+}

linux-7.2.3/arch/arm/mach-pxa/reset.h

@@ -0,0 +1,22 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_ARCH_RESET_H
+#define __ASM_ARCH_RESET_H
+
+#define RESET_STATUS_HARDWARE	(1 << 0)	/* Hardware Reset */
+#define RESET_STATUS_WATCHDOG	(1 << 1)	/* Watchdog Reset */
+#define RESET_STATUS_LOWPOWER	(1 << 2)	/* Low Power/Sleep Exit */
+#define RESET_STATUS_GPIO	(1 << 3)	/* GPIO Reset */
+#define RESET_STATUS_ALL	(0xf)
+
+extern void clear_reset_status(unsigned int mask);
+extern void pxa_register_wdt(unsigned int reset_status);
+
+/**
+ * init_gpio_reset() - register GPIO as reset generator
+ * @gpio: gpio nr
+ * @output: set gpio as output instead of input during normal work
+ * @level: output level
+ */
+extern int init_gpio_reset(int gpio, int output, int level);
+
+#endif /* __ASM_ARCH_RESET_H */

linux-7.2.3/arch/arm/mach-pxa/sharpsl_pm.c

@@ -0,0 +1,941 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Battery and Power Management code for the Sharp SL-C7xx and SL-Cxx00
+ * series of PDAs
+ *
+ * Copyright (c) 2004-2005 Richard Purdie
+ *
+ * Based on code written by Sharp for 2.4 kernels
+ */
+
+#undef DEBUG
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/apm-emulation.h>
+#include <linux/timer.h>
+#include <linux/delay.h>
+#include <linux/leds.h>
+#include <linux/suspend.h>
+#include <linux/gpio.h>
+#include <linux/io.h>
+
+#include <asm/mach-types.h>
+#include "pm.h"
+#include "pxa2xx-regs.h"
+#include "regs-rtc.h"
+#include "sharpsl_pm.h"
+
+/*
+ * Constants
+ */
+#define SHARPSL_CHARGE_ON_TIME_INTERVAL        (secs_to_jiffies(60))
+#define SHARPSL_CHARGE_FINISH_TIME             (secs_to_jiffies(10*60))
+#define SHARPSL_BATCHK_TIME                    (secs_to_jiffies(15))
+#define SHARPSL_BATCHK_TIME_SUSPEND            (60*10) /* 10 min */
+
+#define SHARPSL_WAIT_CO_TIME                   15  /* 15 sec */
+#define SHARPSL_WAIT_DISCHARGE_ON              100 /* 100 msec */
+#define SHARPSL_CHECK_BATTERY_WAIT_TIME_TEMP   10  /* 10 msec */
+#define SHARPSL_CHECK_BATTERY_WAIT_TIME_VOLT   10  /* 10 msec */
+#define SHARPSL_CHECK_BATTERY_WAIT_TIME_ACIN   10  /* 10 msec */
+#define SHARPSL_CHARGE_WAIT_TIME               15  /* 15 msec */
+#define SHARPSL_CHARGE_CO_CHECK_TIME           5   /* 5 msec */
+#define SHARPSL_CHARGE_RETRY_CNT               1   /* eqv. 10 min */
+
+/*
+ * Prototypes
+ */
+#ifdef CONFIG_PM
+static int sharpsl_off_charge_battery(void);
+static int sharpsl_check_battery_voltage(void);
+#endif
+static int sharpsl_check_battery_temp(void);
+static int sharpsl_ac_check(void);
+static int sharpsl_average_value(int ad);
+static void sharpsl_average_clear(void);
+static void sharpsl_charge_toggle(struct work_struct *private_);
+static void sharpsl_battery_thread(struct work_struct *private_);
+
+
+/*
+ * Variables
+ */
+struct sharpsl_pm_status sharpsl_pm;
+static DECLARE_DELAYED_WORK(toggle_charger, sharpsl_charge_toggle);
+static DECLARE_DELAYED_WORK(sharpsl_bat, sharpsl_battery_thread);
+DEFINE_LED_TRIGGER(sharpsl_charge_led_trigger);
+
+
+
+struct battery_thresh sharpsl_battery_levels_acin[] = {
+	{ 213, 100},
+	{ 212,  98},
+	{ 211,  95},
+	{ 210,  93},
+	{ 209,  90},
+	{ 208,  88},
+	{ 207,  85},
+	{ 206,  83},
+	{ 205,  80},
+	{ 204,  78},
+	{ 203,  75},
+	{ 202,  73},
+	{ 201,  70},
+	{ 200,  68},
+	{ 199,  65},
+	{ 198,  63},
+	{ 197,  60},
+	{ 196,  58},
+	{ 195,  55},
+	{ 194,  53},
+	{ 193,  50},
+	{ 192,  48},
+	{ 192,  45},
+	{ 191,  43},
+	{ 191,  40},
+	{ 190,  38},
+	{ 190,  35},
+	{ 189,  33},
+	{ 188,  30},
+	{ 187,  28},
+	{ 186,  25},
+	{ 185,  23},
+	{ 184,  20},
+	{ 183,  18},
+	{ 182,  15},
+	{ 181,  13},
+	{ 180,  10},
+	{ 179,   8},
+	{ 178,   5},
+	{   0,   0},
+};
+
+struct battery_thresh sharpsl_battery_levels_noac[] = {
+	{ 213, 100},
+	{ 212,  98},
+	{ 211,  95},
+	{ 210,  93},
+	{ 209,  90},
+	{ 208,  88},
+	{ 207,  85},
+	{ 206,  83},
+	{ 205,  80},
+	{ 204,  78},
+	{ 203,  75},
+	{ 202,  73},
+	{ 201,  70},
+	{ 200,  68},
+	{ 199,  65},
+	{ 198,  63},
+	{ 197,  60},
+	{ 196,  58},
+	{ 195,  55},
+	{ 194,  53},
+	{ 193,  50},
+	{ 192,  48},
+	{ 191,  45},
+	{ 190,  43},
+	{ 189,  40},
+	{ 188,  38},
+	{ 187,  35},
+	{ 186,  33},
+	{ 185,  30},
+	{ 184,  28},
+	{ 183,  25},
+	{ 182,  23},
+	{ 181,  20},
+	{ 180,  18},
+	{ 179,  15},
+	{ 178,  13},
+	{ 177,  10},
+	{ 176,   8},
+	{ 175,   5},
+	{   0,   0},
+};
+
+/* MAX1111 Commands */
+#define MAXCTRL_PD0      (1u << 0)
+#define MAXCTRL_PD1      (1u << 1)
+#define MAXCTRL_SGL      (1u << 2)
+#define MAXCTRL_UNI      (1u << 3)
+#define MAXCTRL_SEL_SH   4
+#define MAXCTRL_STR      (1u << 7)
+
+extern int max1111_read_channel(int);
+/*
+ * Read MAX1111 ADC
+ */
+int sharpsl_pm_pxa_read_max1111(int channel)
+{
+	/* max1111 accepts channels from 0-3, however,
+	 * it is encoded from 0-7 here in the code.
+	 */
+	return max1111_read_channel(channel >> 1);
+}
+
+static int get_percentage(int voltage)
+{
+	int i = sharpsl_pm.machinfo->bat_levels - 1;
+	int bl_status = sharpsl_pm.machinfo->backlight_get_status ? sharpsl_pm.machinfo->backlight_get_status() : 0;
+	struct battery_thresh *thresh;
+
+	if (sharpsl_pm.charge_mode == CHRG_ON)
+		thresh = bl_status ? sharpsl_pm.machinfo->bat_levels_acin_bl : sharpsl_pm.machinfo->bat_levels_acin;
+	else
+		thresh = bl_status ? sharpsl_pm.machinfo->bat_levels_noac_bl : sharpsl_pm.machinfo->bat_levels_noac;
+
+	while (i > 0 && (voltage > thresh[i].voltage))
+		i--;
+
+	return thresh[i].percentage;
+}
+
+static int get_apm_status(int voltage)
+{
+	int low_thresh, high_thresh;
+
+	if (sharpsl_pm.charge_mode == CHRG_ON) {
+		high_thresh = sharpsl_pm.machinfo->status_high_acin;
+		low_thresh = sharpsl_pm.machinfo->status_low_acin;
+	} else {
+		high_thresh = sharpsl_pm.machinfo->status_high_noac;
+		low_thresh = sharpsl_pm.machinfo->status_low_noac;
+	}
+
+	if (voltage >= high_thresh)
+		return APM_BATTERY_STATUS_HIGH;
+	if (voltage >= low_thresh)
+		return APM_BATTERY_STATUS_LOW;
+	return APM_BATTERY_STATUS_CRITICAL;
+}
+
+void sharpsl_battery_kick(void)
+{
+	schedule_delayed_work(&sharpsl_bat, msecs_to_jiffies(125));
+}
+
+static void sharpsl_battery_thread(struct work_struct *private_)
+{
+	int voltage, percent, apm_status, i;
+
+	if (!sharpsl_pm.machinfo)
+		return;
+
+	sharpsl_pm.battstat.ac_status = (sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN) ? APM_AC_ONLINE : APM_AC_OFFLINE);
+
+	/* Corgi cannot confirm when battery fully charged so periodically kick! */
+	if (!sharpsl_pm.machinfo->batfull_irq && (sharpsl_pm.charge_mode == CHRG_ON)
+			&& time_after(jiffies, sharpsl_pm.charge_start_time +  SHARPSL_CHARGE_ON_TIME_INTERVAL))
+		schedule_delayed_work(&toggle_charger, 0);
+
+	for (i = 0; i < 5; i++) {
+		voltage = sharpsl_pm.machinfo->read_devdata(SHARPSL_BATT_VOLT);
+		if (voltage > 0)
+			break;
+	}
+	if (voltage <= 0) {
+		voltage = sharpsl_pm.machinfo->bat_levels_noac[0].voltage;
+		dev_warn(sharpsl_pm.dev, "Warning: Cannot read main battery!\n");
+	}
+
+	voltage = sharpsl_average_value(voltage);
+	apm_status = get_apm_status(voltage);
+	percent = get_percentage(voltage);
+
+	/* At low battery voltages, the voltage has a tendency to start
+	   creeping back up so we try to avoid this here */
+	if ((sharpsl_pm.battstat.ac_status == APM_AC_ONLINE)
+	    || (apm_status == APM_BATTERY_STATUS_HIGH)
+	    || percent <= sharpsl_pm.battstat.mainbat_percent) {
+		sharpsl_pm.battstat.mainbat_voltage = voltage;
+		sharpsl_pm.battstat.mainbat_status = apm_status;
+		sharpsl_pm.battstat.mainbat_percent = percent;
+	}
+
+	dev_dbg(sharpsl_pm.dev, "Battery: voltage: %d, status: %d, percentage: %d, time: %ld\n", voltage,
+			sharpsl_pm.battstat.mainbat_status, sharpsl_pm.battstat.mainbat_percent, jiffies);
+
+	/* Suspend if critical battery level */
+	if ((sharpsl_pm.battstat.ac_status != APM_AC_ONLINE)
+	     && (sharpsl_pm.battstat.mainbat_status == APM_BATTERY_STATUS_CRITICAL)
+	     && !(sharpsl_pm.flags & SHARPSL_APM_QUEUED)) {
+		sharpsl_pm.flags |= SHARPSL_APM_QUEUED;
+		dev_err(sharpsl_pm.dev, "Fatal Off\n");
+		apm_queue_event(APM_CRITICAL_SUSPEND);
+	}
+
+	schedule_delayed_work(&sharpsl_bat, SHARPSL_BATCHK_TIME);
+}
+
+void sharpsl_pm_led(int val)
+{
+	if (val == SHARPSL_LED_ERROR) {
+		dev_err(sharpsl_pm.dev, "Charging Error!\n");
+	} else if (val == SHARPSL_LED_ON) {
+		dev_dbg(sharpsl_pm.dev, "Charge LED On\n");
+		led_trigger_event(sharpsl_charge_led_trigger, LED_FULL);
+	} else {
+		dev_dbg(sharpsl_pm.dev, "Charge LED Off\n");
+		led_trigger_event(sharpsl_charge_led_trigger, LED_OFF);
+	}
+}
+
+static void sharpsl_charge_on(void)
+{
+	dev_dbg(sharpsl_pm.dev, "Turning Charger On\n");
+
+	sharpsl_pm.full_count = 0;
+	sharpsl_pm.charge_mode = CHRG_ON;
+	schedule_delayed_work(&toggle_charger, msecs_to_jiffies(250));
+	schedule_delayed_work(&sharpsl_bat, msecs_to_jiffies(500));
+}
+
+static void sharpsl_charge_off(void)
+{
+	dev_dbg(sharpsl_pm.dev, "Turning Charger Off\n");
+
+	sharpsl_pm.machinfo->charge(0);
+	sharpsl_pm_led(SHARPSL_LED_OFF);
+	sharpsl_pm.charge_mode = CHRG_OFF;
+
+	schedule_delayed_work(&sharpsl_bat, 0);
+}
+
+static void sharpsl_charge_error(void)
+{
+	sharpsl_pm_led(SHARPSL_LED_ERROR);
+	sharpsl_pm.machinfo->charge(0);
+	sharpsl_pm.charge_mode = CHRG_ERROR;
+}
+
+static void sharpsl_charge_toggle(struct work_struct *private_)
+{
+	dev_dbg(sharpsl_pm.dev, "Toggling Charger at time: %lx\n", jiffies);
+
+	if (!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN)) {
+		sharpsl_charge_off();
+		return;
+	} else if ((sharpsl_check_battery_temp() < 0) || (sharpsl_ac_check() < 0)) {
+		sharpsl_charge_error();
+		return;
+	}
+
+	sharpsl_pm_led(SHARPSL_LED_ON);
+	sharpsl_pm.machinfo->charge(0);
+	mdelay(SHARPSL_CHARGE_WAIT_TIME);
+	sharpsl_pm.machinfo->charge(1);
+
+	sharpsl_pm.charge_start_time = jiffies;
+}
+
+static void sharpsl_ac_timer(struct timer_list *unused)
+{
+	int acin = sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN);
+
+	dev_dbg(sharpsl_pm.dev, "AC Status: %d\n", acin);
+
+	sharpsl_average_clear();
+	if (acin && (sharpsl_pm.charge_mode != CHRG_ON))
+		sharpsl_charge_on();
+	else if (sharpsl_pm.charge_mode == CHRG_ON)
+		sharpsl_charge_off();
+
+	schedule_delayed_work(&sharpsl_bat, 0);
+}
+
+
+static irqreturn_t sharpsl_ac_isr(int irq, void *dev_id)
+{
+	/* Delay the event slightly to debounce */
+	/* Must be a smaller delay than the chrg_full_isr below */
+	mod_timer(&sharpsl_pm.ac_timer, jiffies + msecs_to_jiffies(250));
+
+	return IRQ_HANDLED;
+}
+
+static void sharpsl_chrg_full_timer(struct timer_list *unused)
+{
+	dev_dbg(sharpsl_pm.dev, "Charge Full at time: %lx\n", jiffies);
+
+	sharpsl_pm.full_count++;
+
+	if (!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN)) {
+		dev_dbg(sharpsl_pm.dev, "Charge Full: AC removed - stop charging!\n");
+		if (sharpsl_pm.charge_mode == CHRG_ON)
+			sharpsl_charge_off();
+	} else if (sharpsl_pm.full_count < 2) {
+		dev_dbg(sharpsl_pm.dev, "Charge Full: Count too low\n");
+		schedule_delayed_work(&toggle_charger, 0);
+	} else if (time_after(jiffies, sharpsl_pm.charge_start_time + SHARPSL_CHARGE_FINISH_TIME)) {
+		dev_dbg(sharpsl_pm.dev, "Charge Full: Interrupt generated too slowly - retry.\n");
+		schedule_delayed_work(&toggle_charger, 0);
+	} else {
+		sharpsl_charge_off();
+		sharpsl_pm.charge_mode = CHRG_DONE;
+		dev_dbg(sharpsl_pm.dev, "Charge Full: Charging Finished\n");
+	}
+}
+
+/* Charging Finished Interrupt (Not present on Corgi) */
+/* Can trigger at the same time as an AC status change so
+   delay until after that has been processed */
+static irqreturn_t sharpsl_chrg_full_isr(int irq, void *dev_id)
+{
+	if (sharpsl_pm.flags & SHARPSL_SUSPENDED)
+		return IRQ_HANDLED;
+
+	/* delay until after any ac interrupt */
+	mod_timer(&sharpsl_pm.chrg_full_timer, jiffies + msecs_to_jiffies(500));
+
+	return IRQ_HANDLED;
+}
+
+static irqreturn_t sharpsl_fatal_isr(int irq, void *dev_id)
+{
+	int is_fatal = 0;
+
+	if (!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_LOCK)) {
+		dev_err(sharpsl_pm.dev, "Battery now Unlocked! Suspending.\n");
+		is_fatal = 1;
+	}
+
+	if (!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_FATAL)) {
+		dev_err(sharpsl_pm.dev, "Fatal Batt Error! Suspending.\n");
+		is_fatal = 1;
+	}
+
+	if (!(sharpsl_pm.flags & SHARPSL_APM_QUEUED) && is_fatal) {
+		sharpsl_pm.flags |= SHARPSL_APM_QUEUED;
+		apm_queue_event(APM_CRITICAL_SUSPEND);
+	}
+
+	return IRQ_HANDLED;
+}
+
+/*
+ * Maintain an average of the last 10 readings
+ */
+#define SHARPSL_CNV_VALUE_NUM    10
+static int sharpsl_ad_index;
+
+static void sharpsl_average_clear(void)
+{
+	sharpsl_ad_index = 0;
+}
+
+static int sharpsl_average_value(int ad)
+{
+	int i, ad_val = 0;
+	static int sharpsl_ad[SHARPSL_CNV_VALUE_NUM+1];
+
+	if (sharpsl_pm.battstat.mainbat_status != APM_BATTERY_STATUS_HIGH) {
+		sharpsl_ad_index = 0;
+		return ad;
+	}
+
+	sharpsl_ad[sharpsl_ad_index] = ad;
+	sharpsl_ad_index++;
+	if (sharpsl_ad_index >= SHARPSL_CNV_VALUE_NUM) {
+		for (i = 0; i < (SHARPSL_CNV_VALUE_NUM-1); i++)
+			sharpsl_ad[i] = sharpsl_ad[i+1];
+		sharpsl_ad_index = SHARPSL_CNV_VALUE_NUM - 1;
+	}
+	for (i = 0; i < sharpsl_ad_index; i++)
+		ad_val += sharpsl_ad[i];
+
+	return ad_val / sharpsl_ad_index;
+}
+
+/*
+ * Take an array of 5 integers, remove the maximum and minimum values
+ * and return the average.
+ */
+static int get_select_val(int *val)
+{
+	int i, j, k, temp, sum = 0;
+
+	/* Find MAX val */
+	temp = val[0];
+	j = 0;
+	for (i = 1; i < 5; i++) {
+		if (temp < val[i]) {
+			temp = val[i];
+			j = i;
+		}
+	}
+
+	/* Find MIN val */
+	temp = val[4];
+	k = 4;
+	for (i = 3; i >= 0; i--) {
+		if (temp > val[i]) {
+			temp = val[i];
+			k = i;
+		}
+	}
+
+	for (i = 0; i < 5; i++)
+		if (i != j && i != k)
+			sum += val[i];
+
+	dev_dbg(sharpsl_pm.dev, "Average: %d from values: %d, %d, %d, %d, %d\n", sum/3, val[0], val[1], val[2], val[3], val[4]);
+
+	return sum/3;
+}
+
+static int sharpsl_check_battery_temp(void)
+{
+	int val, i, buff[5];
+
+	/* Check battery temperature */
+	for (i = 0; i < 5; i++) {
+		mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_TEMP);
+		sharpsl_pm.machinfo->measure_temp(1);
+		mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_TEMP);
+		buff[i] = sharpsl_pm.machinfo->read_devdata(SHARPSL_BATT_TEMP);
+		sharpsl_pm.machinfo->measure_temp(0);
+	}
+
+	val = get_select_val(buff);
+
+	dev_dbg(sharpsl_pm.dev, "Temperature: %d\n", val);
+	if (val > sharpsl_pm.machinfo->charge_on_temp) {
+		printk(KERN_WARNING "Not charging: temperature out of limits.\n");
+		return -1;
+	}
+
+	return 0;
+}
+
+#ifdef CONFIG_PM
+static int sharpsl_check_battery_voltage(void)
+{
+	int val, i, buff[5];
+
+	/* disable charge, enable discharge */
+	sharpsl_pm.machinfo->charge(0);
+	sharpsl_pm.machinfo->discharge(1);
+	mdelay(SHARPSL_WAIT_DISCHARGE_ON);
+
+	if (sharpsl_pm.machinfo->discharge1)
+		sharpsl_pm.machinfo->discharge1(1);
+
+	/* Check battery voltage */
+	for (i = 0; i < 5; i++) {
+		buff[i] = sharpsl_pm.machinfo->read_devdata(SHARPSL_BATT_VOLT);
+		mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_VOLT);
+	}
+
+	if (sharpsl_pm.machinfo->discharge1)
+		sharpsl_pm.machinfo->discharge1(0);
+
+	sharpsl_pm.machinfo->discharge(0);
+
+	val = get_select_val(buff);
+	dev_dbg(sharpsl_pm.dev, "Battery Voltage: %d\n", val);
+
+	if (val < sharpsl_pm.machinfo->charge_on_volt)
+		return -1;
+
+	return 0;
+}
+#endif
+
+static int sharpsl_ac_check(void)
+{
+	int temp, i, buff[5];
+
+	for (i = 0; i < 5; i++) {
+		buff[i] = sharpsl_pm.machinfo->read_devdata(SHARPSL_ACIN_VOLT);
+		mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_ACIN);
+	}
+
+	temp = get_select_val(buff);
+	dev_dbg(sharpsl_pm.dev, "AC Voltage: %d\n", temp);
+
+	if ((temp > sharpsl_pm.machinfo->charge_acin_high) || (temp < sharpsl_pm.machinfo->charge_acin_low)) {
+		dev_err(sharpsl_pm.dev, "Error: AC check failed: voltage %d.\n", temp);
+		return -1;
+	}
+
+	return 0;
+}
+
+#ifdef CONFIG_PM
+static int sharpsl_pm_suspend(struct platform_device *pdev, pm_message_t state)
+{
+	sharpsl_pm.flags |= SHARPSL_SUSPENDED;
+	flush_delayed_work(&toggle_charger);
+	flush_delayed_work(&sharpsl_bat);
+
+	if (sharpsl_pm.charge_mode == CHRG_ON)
+		sharpsl_pm.flags |= SHARPSL_DO_OFFLINE_CHRG;
+	else
+		sharpsl_pm.flags &= ~SHARPSL_DO_OFFLINE_CHRG;
+
+	return 0;
+}
+
+static int sharpsl_pm_resume(struct platform_device *pdev)
+{
+	/* Clear the reset source indicators as they break the bootloader upon reboot */
+	RCSR = 0x0f;
+	sharpsl_average_clear();
+	sharpsl_pm.flags &= ~SHARPSL_APM_QUEUED;
+	sharpsl_pm.flags &= ~SHARPSL_SUSPENDED;
+
+	return 0;
+}
+
+static void corgi_goto_sleep(unsigned long alarm_time, unsigned int alarm_enable, suspend_state_t state)
+{
+	dev_dbg(sharpsl_pm.dev, "Time is: %08x\n", RCNR);
+
+	dev_dbg(sharpsl_pm.dev, "Offline Charge Activate = %d\n", sharpsl_pm.flags & SHARPSL_DO_OFFLINE_CHRG);
+	/* not charging and AC-IN! */
+
+	if ((sharpsl_pm.flags & SHARPSL_DO_OFFLINE_CHRG) && (sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN))) {
+		dev_dbg(sharpsl_pm.dev, "Activating Offline Charger...\n");
+		sharpsl_pm.charge_mode = CHRG_OFF;
+		sharpsl_pm.flags &= ~SHARPSL_DO_OFFLINE_CHRG;
+		sharpsl_off_charge_battery();
+	}
+
+	sharpsl_pm.machinfo->presuspend();
+
+	PEDR = 0xffffffff; /* clear it */
+
+	sharpsl_pm.flags &= ~SHARPSL_ALARM_ACTIVE;
+	if ((sharpsl_pm.charge_mode == CHRG_ON) && ((alarm_enable && ((alarm_time - RCNR) > (SHARPSL_BATCHK_TIME_SUSPEND + 30))) || !alarm_enable)) {
+		RTSR &= RTSR_ALE;
+		RTAR = RCNR + SHARPSL_BATCHK_TIME_SUSPEND;
+		dev_dbg(sharpsl_pm.dev, "Charging alarm at: %08x\n", RTAR);
+		sharpsl_pm.flags |= SHARPSL_ALARM_ACTIVE;
+	} else if (alarm_enable) {
+		RTSR &= RTSR_ALE;
+		RTAR = alarm_time;
+		dev_dbg(sharpsl_pm.dev, "User alarm at: %08x\n", RTAR);
+	} else {
+		dev_dbg(sharpsl_pm.dev, "No alarms set.\n");
+	}
+
+	pxa_pm_enter(state);
+
+	sharpsl_pm.machinfo->postsuspend();
+
+	dev_dbg(sharpsl_pm.dev, "Corgi woken up from suspend: %08x\n", PEDR);
+}
+
+static int corgi_enter_suspend(unsigned long alarm_time, unsigned int alarm_enable, suspend_state_t state)
+{
+	if (!sharpsl_pm.machinfo->should_wakeup(!(sharpsl_pm.flags & SHARPSL_ALARM_ACTIVE) && alarm_enable)) {
+		if (!(sharpsl_pm.flags & SHARPSL_ALARM_ACTIVE)) {
+			dev_dbg(sharpsl_pm.dev, "No user triggered wakeup events and not charging. Strange. Suspend.\n");
+			corgi_goto_sleep(alarm_time, alarm_enable, state);
+			return 1;
+		}
+		if (sharpsl_off_charge_battery()) {
+			dev_dbg(sharpsl_pm.dev, "Charging. Suspend...\n");
+			corgi_goto_sleep(alarm_time, alarm_enable, state);
+			return 1;
+		}
+		dev_dbg(sharpsl_pm.dev, "User triggered wakeup in offline charger.\n");
+	}
+
+	if ((!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_LOCK)) ||
+	    (!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_FATAL)))	{
+		dev_err(sharpsl_pm.dev, "Fatal condition. Suspend.\n");
+		corgi_goto_sleep(alarm_time, alarm_enable, state);
+		return 1;
+	}
+
+	return 0;
+}
+
+static int corgi_pxa_pm_enter(suspend_state_t state)
+{
+	unsigned long alarm_time = RTAR;
+	unsigned int alarm_status = ((RTSR & RTSR_ALE) != 0);
+
+	dev_dbg(sharpsl_pm.dev, "SharpSL suspending for first time.\n");
+
+	corgi_goto_sleep(alarm_time, alarm_status, state);
+
+	while (corgi_enter_suspend(alarm_time, alarm_status, state))
+		{}
+
+	if (sharpsl_pm.machinfo->earlyresume)
+		sharpsl_pm.machinfo->earlyresume();
+
+	dev_dbg(sharpsl_pm.dev, "SharpSL resuming...\n");
+
+	return 0;
+}
+
+static int sharpsl_off_charge_error(void)
+{
+	dev_err(sharpsl_pm.dev, "Offline Charger: Error occurred.\n");
+	sharpsl_pm.machinfo->charge(0);
+	sharpsl_pm_led(SHARPSL_LED_ERROR);
+	sharpsl_pm.charge_mode = CHRG_ERROR;
+	return 1;
+}
+
+/*
+ * Charging Control while suspended
+ * Return 1 - go straight to sleep
+ * Return 0 - sleep or wakeup depending on other factors
+ */
+static int sharpsl_off_charge_battery(void)
+{
+	int time;
+
+	dev_dbg(sharpsl_pm.dev, "Charge Mode: %d\n", sharpsl_pm.charge_mode);
+
+	if (sharpsl_pm.charge_mode == CHRG_OFF) {
+		dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 1\n");
+
+		/* AC Check */
+		if ((sharpsl_ac_check() < 0) || (sharpsl_check_battery_temp() < 0))
+			return sharpsl_off_charge_error();
+
+		/* Start Charging */
+		sharpsl_pm_led(SHARPSL_LED_ON);
+		sharpsl_pm.machinfo->charge(0);
+		mdelay(SHARPSL_CHARGE_WAIT_TIME);
+		sharpsl_pm.machinfo->charge(1);
+
+		sharpsl_pm.charge_mode = CHRG_ON;
+		sharpsl_pm.full_count = 0;
+
+		return 1;
+	} else if (sharpsl_pm.charge_mode != CHRG_ON) {
+		return 1;
+	}
+
+	if (sharpsl_pm.full_count == 0) {
+		int time;
+
+		dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 2\n");
+
+		if ((sharpsl_check_battery_temp() < 0) || (sharpsl_check_battery_voltage() < 0))
+			return sharpsl_off_charge_error();
+
+		sharpsl_pm.machinfo->charge(0);
+		mdelay(SHARPSL_CHARGE_WAIT_TIME);
+		sharpsl_pm.machinfo->charge(1);
+		sharpsl_pm.charge_mode = CHRG_ON;
+
+		mdelay(SHARPSL_CHARGE_CO_CHECK_TIME);
+
+		time = RCNR;
+		while (1) {
+			/* Check if any wakeup event had occurred */
+			if (sharpsl_pm.machinfo->charger_wakeup())
+				return 0;
+			/* Check for timeout */
+			if ((RCNR - time) > SHARPSL_WAIT_CO_TIME)
+				return 1;
+			if (sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_CHRGFULL)) {
+				dev_dbg(sharpsl_pm.dev, "Offline Charger: Charge full occurred. Retrying to check\n");
+				sharpsl_pm.full_count++;
+				sharpsl_pm.machinfo->charge(0);
+				mdelay(SHARPSL_CHARGE_WAIT_TIME);
+				sharpsl_pm.machinfo->charge(1);
+				return 1;
+			}
+		}
+	}
+
+	dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 3\n");
+
+	mdelay(SHARPSL_CHARGE_CO_CHECK_TIME);
+
+	time = RCNR;
+	while (1) {
+		/* Check if any wakeup event had occurred */
+		if (sharpsl_pm.machinfo->charger_wakeup())
+			return 0;
+		/* Check for timeout */
+		if ((RCNR-time) > SHARPSL_WAIT_CO_TIME) {
+			if (sharpsl_pm.full_count > SHARPSL_CHARGE_RETRY_CNT) {
+				dev_dbg(sharpsl_pm.dev, "Offline Charger: Not charged sufficiently. Retrying.\n");
+				sharpsl_pm.full_count = 0;
+			}
+			sharpsl_pm.full_count++;
+			return 1;
+		}
+		if (sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_CHRGFULL)) {
+			dev_dbg(sharpsl_pm.dev, "Offline Charger: Charging complete.\n");
+			sharpsl_pm_led(SHARPSL_LED_OFF);
+			sharpsl_pm.machinfo->charge(0);
+			sharpsl_pm.charge_mode = CHRG_DONE;
+			return 1;
+		}
+	}
+}
+#else
+#define sharpsl_pm_suspend	NULL
+#define sharpsl_pm_resume	NULL
+#endif
+
+static ssize_t battery_percentage_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+	return sprintf(buf, "%d\n", sharpsl_pm.battstat.mainbat_percent);
+}
+
+static ssize_t battery_voltage_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+	return sprintf(buf, "%d\n", sharpsl_pm.battstat.mainbat_voltage);
+}
+
+static DEVICE_ATTR_RO(battery_percentage);
+static DEVICE_ATTR_RO(battery_voltage);
+
+extern void (*apm_get_power_status)(struct apm_power_info *);
+
+static void sharpsl_apm_get_power_status(struct apm_power_info *info)
+{
+	info->ac_line_status = sharpsl_pm.battstat.ac_status;
+
+	if (sharpsl_pm.charge_mode == CHRG_ON)
+		info->battery_status = APM_BATTERY_STATUS_CHARGING;
+	else
+		info->battery_status = sharpsl_pm.battstat.mainbat_status;
+
+	info->battery_flag = (1 << info->battery_status);
+	info->battery_life = sharpsl_pm.battstat.mainbat_percent;
+}
+
+#ifdef CONFIG_PM
+static const struct platform_suspend_ops sharpsl_pm_ops = {
+	.prepare	= pxa_pm_prepare,
+	.finish		= pxa_pm_finish,
+	.enter		= corgi_pxa_pm_enter,
+	.valid		= suspend_valid_only_mem,
+};
+#endif
+
+static int sharpsl_pm_probe(struct platform_device *pdev)
+{
+	int ret, irq;
+
+	if (!pdev->dev.platform_data)
+		return -EINVAL;
+
+	sharpsl_pm.dev = &pdev->dev;
+	sharpsl_pm.machinfo = pdev->dev.platform_data;
+	sharpsl_pm.charge_mode = CHRG_OFF;
+	sharpsl_pm.flags = 0;
+
+	timer_setup(&sharpsl_pm.ac_timer, sharpsl_ac_timer, 0);
+
+	timer_setup(&sharpsl_pm.chrg_full_timer, sharpsl_chrg_full_timer, 0);
+
+	led_trigger_register_simple("sharpsl-charge", &sharpsl_charge_led_trigger);
+
+	sharpsl_pm.machinfo->init();
+
+	gpio_request(sharpsl_pm.machinfo->gpio_acin, "AC IN");
+	gpio_direction_input(sharpsl_pm.machinfo->gpio_acin);
+	gpio_request(sharpsl_pm.machinfo->gpio_batfull, "Battery Full");
+	gpio_direction_input(sharpsl_pm.machinfo->gpio_batfull);
+	gpio_request(sharpsl_pm.machinfo->gpio_batlock, "Battery Lock");
+	gpio_direction_input(sharpsl_pm.machinfo->gpio_batlock);
+
+	/* Register interrupt handlers */
+	irq = gpio_to_irq(sharpsl_pm.machinfo->gpio_acin);
+	if (request_irq(irq, sharpsl_ac_isr, IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "AC Input Detect", sharpsl_ac_isr)) {
+		dev_err(sharpsl_pm.dev, "Could not get irq %d.\n", irq);
+	}
+
+	irq = gpio_to_irq(sharpsl_pm.machinfo->gpio_batlock);
+	if (request_irq(irq, sharpsl_fatal_isr, IRQF_TRIGGER_FALLING, "Battery Cover", sharpsl_fatal_isr)) {
+		dev_err(sharpsl_pm.dev, "Could not get irq %d.\n", irq);
+	}
+
+	if (sharpsl_pm.machinfo->gpio_fatal) {
+		irq = gpio_to_irq(sharpsl_pm.machinfo->gpio_fatal);
+		if (request_irq(irq, sharpsl_fatal_isr, IRQF_TRIGGER_FALLING, "Fatal Battery", sharpsl_fatal_isr)) {
+			dev_err(sharpsl_pm.dev, "Could not get irq %d.\n", irq);
+		}
+	}
+
+	if (sharpsl_pm.machinfo->batfull_irq) {
+		/* Register interrupt handler. */
+		irq = gpio_to_irq(sharpsl_pm.machinfo->gpio_batfull);
+		if (request_irq(irq, sharpsl_chrg_full_isr, IRQF_TRIGGER_RISING, "CO", sharpsl_chrg_full_isr)) {
+			dev_err(sharpsl_pm.dev, "Could not get irq %d.\n", irq);
+		}
+	}
+
+	ret = device_create_file(&pdev->dev, &dev_attr_battery_percentage);
+	ret |= device_create_file(&pdev->dev, &dev_attr_battery_voltage);
+	if (ret != 0)
+		dev_warn(&pdev->dev, "Failed to register attributes (%d)\n", ret);
+
+	apm_get_power_status = sharpsl_apm_get_power_status;
+
+#ifdef CONFIG_PM
+	suspend_set_ops(&sharpsl_pm_ops);
+#endif
+
+	mod_timer(&sharpsl_pm.ac_timer, jiffies + msecs_to_jiffies(250));
+
+	return 0;
+}
+
+static void sharpsl_pm_remove(struct platform_device *pdev)
+{
+	suspend_set_ops(NULL);
+
+	device_remove_file(&pdev->dev, &dev_attr_battery_percentage);
+	device_remove_file(&pdev->dev, &dev_attr_battery_voltage);
+
+	led_trigger_unregister_simple(sharpsl_charge_led_trigger);
+
+	free_irq(gpio_to_irq(sharpsl_pm.machinfo->gpio_acin), sharpsl_ac_isr);
+	free_irq(gpio_to_irq(sharpsl_pm.machinfo->gpio_batlock), sharpsl_fatal_isr);
+
+	if (sharpsl_pm.machinfo->gpio_fatal)
+		free_irq(gpio_to_irq(sharpsl_pm.machinfo->gpio_fatal), sharpsl_fatal_isr);
+
+	if (sharpsl_pm.machinfo->batfull_irq)
+		free_irq(gpio_to_irq(sharpsl_pm.machinfo->gpio_batfull), sharpsl_chrg_full_isr);
+
+	gpio_free(sharpsl_pm.machinfo->gpio_batlock);
+	gpio_free(sharpsl_pm.machinfo->gpio_batfull);
+	gpio_free(sharpsl_pm.machinfo->gpio_acin);
+
+	if (sharpsl_pm.machinfo->exit)
+		sharpsl_pm.machinfo->exit();
+
+	timer_delete_sync(&sharpsl_pm.chrg_full_timer);
+	timer_delete_sync(&sharpsl_pm.ac_timer);
+}
+
+static struct platform_driver sharpsl_pm_driver = {
+	.probe		= sharpsl_pm_probe,
+	.remove		= sharpsl_pm_remove,
+	.suspend	= sharpsl_pm_suspend,
+	.resume		= sharpsl_pm_resume,
+	.driver		= {
+		.name		= "sharpsl-pm",
+	},
+};
+
+static int sharpsl_pm_init(void)
+{
+	return platform_driver_register(&sharpsl_pm_driver);
+}
+
+static void sharpsl_pm_exit(void)
+{
+	platform_driver_unregister(&sharpsl_pm_driver);
+}
+
+late_initcall(sharpsl_pm_init);
+module_exit(sharpsl_pm_exit);

linux-7.2.3/arch/arm/mach-pxa/sharpsl_pm.h

@@ -0,0 +1,108 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * SharpSL Battery/PM Driver
+ *
+ * Copyright (c) 2004-2005 Richard Purdie
+ */
+#ifndef _MACH_SHARPSL_PM
+#define _MACH_SHARPSL_PM
+
+struct sharpsl_charger_machinfo {
+	void (*init)(void);
+	void (*exit)(void);
+	int gpio_acin;
+	int gpio_batfull;
+	int batfull_irq;
+	int gpio_batlock;
+	int gpio_fatal;
+	void (*discharge)(int);
+	void (*discharge1)(int);
+	void (*charge)(int);
+	void (*measure_temp)(int);
+	void (*presuspend)(void);
+	void (*postsuspend)(void);
+	void (*earlyresume)(void);
+	unsigned long (*read_devdata)(int);
+#define SHARPSL_BATT_VOLT       1
+#define SHARPSL_BATT_TEMP       2
+#define SHARPSL_ACIN_VOLT       3
+#define SHARPSL_STATUS_ACIN     4
+#define SHARPSL_STATUS_LOCK     5
+#define SHARPSL_STATUS_CHRGFULL 6
+#define SHARPSL_STATUS_FATAL    7
+	bool (*charger_wakeup)(void);
+	int (*should_wakeup)(unsigned int resume_on_alarm);
+	void (*backlight_limit)(int);
+	int (*backlight_get_status) (void);
+	int charge_on_volt;
+	int charge_on_temp;
+	int charge_acin_high;
+	int charge_acin_low;
+	int fatal_acin_volt;
+	int fatal_noacin_volt;
+	int bat_levels;
+	struct battery_thresh *bat_levels_noac;
+	struct battery_thresh *bat_levels_acin;
+	struct battery_thresh *bat_levels_noac_bl;
+	struct battery_thresh *bat_levels_acin_bl;
+	int status_high_acin;
+	int status_low_acin;
+	int status_high_noac;
+	int status_low_noac;
+};
+
+struct battery_thresh {
+	int voltage;
+	int percentage;
+};
+
+struct battery_stat {
+	int ac_status;         /* APM AC Present/Not Present */
+	int mainbat_status;    /* APM Main Battery Status */
+	int mainbat_percent;   /* Main Battery Percentage Charge */
+	int mainbat_voltage;   /* Main Battery Voltage */
+};
+
+struct sharpsl_pm_status {
+	struct device *dev;
+	struct timer_list ac_timer;
+	struct timer_list chrg_full_timer;
+
+	int charge_mode;
+#define CHRG_ERROR    (-1)
+#define CHRG_OFF      (0)
+#define CHRG_ON       (1)
+#define CHRG_DONE     (2)
+
+	unsigned int flags;
+#define SHARPSL_SUSPENDED       (1 << 0)  /* Device is Suspended */
+#define SHARPSL_ALARM_ACTIVE    (1 << 1)  /* Alarm is for charging event (not user) */
+#define SHARPSL_BL_LIMIT        (1 << 2)  /* Backlight Intensity Limited */
+#define SHARPSL_APM_QUEUED      (1 << 3)  /* APM Event Queued */
+#define SHARPSL_DO_OFFLINE_CHRG (1 << 4)  /* Trigger the offline charger */
+
+	int full_count;
+	unsigned long charge_start_time;
+	struct sharpsl_charger_machinfo *machinfo;
+	struct battery_stat battstat;
+};
+
+extern struct sharpsl_pm_status sharpsl_pm;
+
+extern struct battery_thresh sharpsl_battery_levels_acin[];
+extern struct battery_thresh sharpsl_battery_levels_noac[];
+
+#define SHARPSL_LED_ERROR  2
+#define SHARPSL_LED_ON     1
+#define SHARPSL_LED_OFF    0
+
+void sharpsl_battery_kick(void);
+void sharpsl_pm_led(int val);
+
+/* MAX1111 Channel Definitions */
+#define MAX1111_BATT_VOLT   4u
+#define MAX1111_BATT_TEMP   2u
+#define MAX1111_ACIN_VOLT   6u
+int sharpsl_pm_pxa_read_max1111(int channel);
+
+#endif

linux-7.2.3/arch/arm/mach-pxa/sleep.S

@@ -0,0 +1,172 @@
+/*
+ * Low-level PXA250/210 sleep/wakeUp support
+ *
+ * Initial SA1110 code:
+ * Copyright (c) 2001 Cliff Brake <cbrake@accelent.com>
+ *
+ * Adapted for PXA by Nicolas Pitre:
+ * Copyright (c) 2002 Monta Vista Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License.
+ */
+
+#include <linux/linkage.h>
+#include <asm/assembler.h>
+#include "smemc.h"
+#include "pxa2xx-regs.h"
+
+#define MDREFR_KDIV	0x200a4000	// all banks
+#define CCCR_SLEEP	0x00000107	// L=7 2N=2 A=0 PPDIS=0 CPDIS=0
+#define CCCR_N_MASK     0x00000380
+#define CCCR_M_MASK     0x00000060
+#define CCCR_L_MASK     0x0000001f
+		.text
+
+#ifdef CONFIG_PXA3xx
+/*
+ * pxa3xx_finish_suspend() - forces CPU into sleep state (S2D3C4)
+ */
+ENTRY(pxa3xx_finish_suspend)
+	mov	r0, #0x06		@ S2D3C4 mode
+	mcr	p14, 0, r0, c7, c0, 0	@ enter sleep
+
+20:	b	20b			@ waiting for sleep
+#endif /* CONFIG_PXA3xx */
+
+#ifdef CONFIG_PXA27x
+/*
+ * pxa27x_finish_suspend()
+ *
+ * Forces CPU into sleep state.
+ *
+ * r0 = value for PWRMODE M field for desired sleep state
+ */
+ENTRY(pxa27x_finish_suspend)
+	@ Put the processor to sleep
+	@ (also workaround for sighting 28071)
+
+	@ prepare value for sleep mode
+	mov	r1, r0				@ sleep mode
+
+	@ prepare pointer to physical address 0 (virtual mapping in generic.c)
+	mov	r2, #UNCACHED_PHYS_0
+
+	@ prepare SDRAM refresh settings
+	ldr	r4, =MDREFR
+	ldr	r5, [r4]
+
+	@ enable SDRAM self-refresh mode
+	orr	r5, r5, #MDREFR_SLFRSH
+
+	@ set SDCLKx divide-by-2 bits (this is part of a workaround for Errata 50)
+	ldr	r6, =MDREFR_KDIV
+	orr	r5, r5, r6
+
+	@ Intel PXA270 Specification Update notes problems sleeping
+	@ with core operating above 91 MHz
+	@ (see Errata 50, ...processor does not exit from sleep...)
+
+	ldr	r6, =CCCR
+	ldr	r8, [r6]		@ keep original value for resume
+
+	ldr	r7, =CCCR_SLEEP		@ prepare CCCR sleep value
+	mov	r0, #0x2		@ prepare value for CLKCFG
+
+	@ align execution to a cache line
+	b	pxa_cpu_do_suspend
+#endif
+
+#ifdef CONFIG_PXA25x
+/*
+ * pxa25x_finish_suspend()
+ *
+ * Forces CPU into sleep state.
+ *
+ * r0 = value for PWRMODE M field for desired sleep state
+ */
+
+ENTRY(pxa25x_finish_suspend)
+	@ prepare value for sleep mode
+	mov	r1, r0				@ sleep mode
+
+	@ prepare pointer to physical address 0 (virtual mapping in generic.c)
+	mov	r2, #UNCACHED_PHYS_0
+
+	@ prepare SDRAM refresh settings
+	ldr	r4, =MDREFR
+	ldr	r5, [r4]
+
+	@ enable SDRAM self-refresh mode
+	orr	r5, r5, #MDREFR_SLFRSH
+
+	@ Intel PXA255 Specification Update notes problems
+	@ about suspending with PXBus operating above 133MHz
+	@ (see Errata 31, GPIO output signals, ... unpredictable in sleep
+	@
+	@ We keep the change-down close to the actual suspend on SDRAM
+	@ as possible to eliminate messing about with the refresh clock
+	@ as the system will restore with the original speed settings
+	@
+	@ Ben Dooks, 13-Sep-2004
+
+	ldr	r6, =CCCR
+	ldr	r8, [r6]		@ keep original value for resume
+
+	@ ensure x1 for run and turbo mode with memory clock
+	bic	r7, r8, #CCCR_M_MASK | CCCR_N_MASK
+	orr	r7, r7, #(1<<5) | (2<<7)
+
+	@ check that the memory frequency is within limits
+	and	r14, r7, #CCCR_L_MASK
+	teq	r14, #1
+	bicne	r7, r7, #CCCR_L_MASK
+	orrne	r7, r7, #1			@@ 99.53MHz
+
+	@ get ready for the change
+
+	@ note, turbo is not preserved over sleep so there is no
+	@ point in preserving it here. we save it on the stack with the
+	@ other CP registers instead.
+	mov	r0, #0
+	mcr	p14, 0, r0, c6, c0, 0
+	orr	r0, r0, #2			@ initiate change bit
+	b	pxa_cpu_do_suspend
+#endif
+
+	.ltorg
+	.align	5
+pxa_cpu_do_suspend:
+
+	@ All needed values are now in registers.
+	@ These last instructions should be in cache
+
+	@ initiate the frequency change...
+	str	r7, [r6]
+	mcr	p14, 0, r0, c6, c0, 0
+
+	@ restore the original cpu speed value for resume
+	str	r8, [r6]
+
+	@ need 6 13-MHz cycles before changing PWRMODE
+	@ just set frequency to 91-MHz... 6*91/13 = 42
+
+	mov	r0, #42
+10:	subs	r0, r0, #1
+	bne	10b
+
+	@ Do not reorder...
+	@ Intel PXA270 Specification Update notes problems performing
+	@ external accesses after SDRAM is put in self-refresh mode
+	@ (see Errata 38 ...hangs when entering self-refresh mode)
+
+	@ force address lines low by reading at physical address 0
+	ldr	r3, [r2]
+
+	@ put SDRAM into self-refresh
+	str	r5, [r4]
+
+	@ enter sleep mode
+	mcr	p14, 0, r1, c7, c0, 0		@ PWRMODE
+
+20:	b	20b				@ loop waiting for sleep

linux-7.2.3/arch/arm/mach-pxa/smemc.c

@@ -0,0 +1,85 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Static Memory Controller
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/syscore_ops.h>
+#include <linux/soc/pxa/cpu.h>
+
+#include "smemc.h"
+#include <linux/soc/pxa/smemc.h>
+
+#ifdef CONFIG_PM
+static unsigned long msc[2];
+static unsigned long sxcnfg, memclkcfg;
+static unsigned long csadrcfg[4];
+
+static int pxa3xx_smemc_suspend(void *data)
+{
+	msc[0] = __raw_readl(MSC0);
+	msc[1] = __raw_readl(MSC1);
+	sxcnfg = __raw_readl(SXCNFG);
+	memclkcfg = __raw_readl(MEMCLKCFG);
+	csadrcfg[0] = __raw_readl(CSADRCFG0);
+	csadrcfg[1] = __raw_readl(CSADRCFG1);
+	csadrcfg[2] = __raw_readl(CSADRCFG2);
+	csadrcfg[3] = __raw_readl(CSADRCFG3);
+
+	return 0;
+}
+
+static void pxa3xx_smemc_resume(void *data)
+{
+	__raw_writel(msc[0], MSC0);
+	__raw_writel(msc[1], MSC1);
+	__raw_writel(sxcnfg, SXCNFG);
+	__raw_writel(memclkcfg, MEMCLKCFG);
+	__raw_writel(csadrcfg[0], CSADRCFG0);
+	__raw_writel(csadrcfg[1], CSADRCFG1);
+	__raw_writel(csadrcfg[2], CSADRCFG2);
+	__raw_writel(csadrcfg[3], CSADRCFG3);
+	/* CSMSADRCFG wakes up in its default state (0), so we need to set it */
+	__raw_writel(0x2, CSMSADRCFG);
+}
+
+static const struct syscore_ops smemc_syscore_ops = {
+	.suspend	= pxa3xx_smemc_suspend,
+	.resume		= pxa3xx_smemc_resume,
+};
+
+static struct syscore smemc_syscore = {
+	.ops = &smemc_syscore_ops,
+};
+
+static int __init smemc_init(void)
+{
+	if (cpu_is_pxa3xx()) {
+		/*
+		 * The only documentation we have on the
+		 * Chip Select Configuration Register (CSMSADRCFG) is that
+		 * it must be programmed to 0x2.
+		 * Moreover, in the bit definitions, the second bit
+		 * (CSMSADRCFG[1]) is called "SETALWAYS".
+		 * Other bits are reserved in this register.
+		 */
+		__raw_writel(0x2, CSMSADRCFG);
+
+		register_syscore(&smemc_syscore);
+	}
+
+	return 0;
+}
+subsys_initcall(smemc_init);
+#endif
+
+static const unsigned int df_clkdiv[4] = { 1, 2, 4, 1 };
+unsigned int pxa3xx_smemc_get_memclkdiv(void)
+{
+	unsigned long memclkcfg = __raw_readl(MEMCLKCFG);
+
+	return	df_clkdiv[(memclkcfg >> 16) & 0x3];
+}

linux-7.2.3/arch/arm/mach-pxa/smemc.h

@@ -0,0 +1,72 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Static memory controller register definitions for PXA CPUs
+ *
+ * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com>
+ */
+
+#ifndef __SMEMC_REGS_H
+#define __SMEMC_REGS_H
+
+#define PXA2XX_SMEMC_BASE	0x48000000
+#define PXA3XX_SMEMC_BASE	0x4a000000
+#define SMEMC_VIRT		IOMEM(0xf6000000)
+
+#define MDCNFG		(SMEMC_VIRT + 0x00)  /* SDRAM Configuration Register 0 */
+#define MDREFR		(SMEMC_VIRT + 0x04)  /* SDRAM Refresh Control Register */
+#define MSC0		(SMEMC_VIRT + 0x08)  /* Static Memory Control Register 0 */
+#define MSC1		(SMEMC_VIRT + 0x0C)  /* Static Memory Control Register 1 */
+#define MSC2		(SMEMC_VIRT + 0x10)  /* Static Memory Control Register 2 */
+#define MECR		(SMEMC_VIRT + 0x14)  /* Expansion Memory (PCMCIA/Compact Flash) Bus Configuration */
+#define SXLCR		(SMEMC_VIRT + 0x18)  /* LCR value to be written to SDRAM-Timing Synchronous Flash */
+#define SXCNFG		(SMEMC_VIRT + 0x1C)  /* Synchronous Static Memory Control Register */
+#define SXMRS		(SMEMC_VIRT + 0x24)  /* MRS value to be written to Synchronous Flash or SMROM */
+#define MCMEM0		(SMEMC_VIRT + 0x28)  /* Card interface Common Memory Space Socket 0 Timing */
+#define MCMEM1		(SMEMC_VIRT + 0x2C)  /* Card interface Common Memory Space Socket 1 Timing */
+#define MCATT0		(SMEMC_VIRT + 0x30)  /* Card interface Attribute Space Socket 0 Timing Configuration */
+#define MCATT1		(SMEMC_VIRT + 0x34)  /* Card interface Attribute Space Socket 1 Timing Configuration */
+#define MCIO0		(SMEMC_VIRT + 0x38)  /* Card interface I/O Space Socket 0 Timing Configuration */
+#define MCIO1		(SMEMC_VIRT + 0x3C)  /* Card interface I/O Space Socket 1 Timing Configuration */
+#define MDMRS		(SMEMC_VIRT + 0x40)  /* MRS value to be written to SDRAM */
+#define BOOT_DEF	(SMEMC_VIRT + 0x44)  /* Read-Only Boot-Time Register. Contains BOOT_SEL and PKG_SEL */
+#define MEMCLKCFG	(SMEMC_VIRT + 0x68)  /* Clock Configuration */
+#define CSADRCFG0	(SMEMC_VIRT + 0x80)  /* Address Configuration Register for CS0 */
+#define CSADRCFG1	(SMEMC_VIRT + 0x84)  /* Address Configuration Register for CS1 */
+#define CSADRCFG2	(SMEMC_VIRT + 0x88)  /* Address Configuration Register for CS2 */
+#define CSADRCFG3	(SMEMC_VIRT + 0x8C)  /* Address Configuration Register for CS3 */
+#define CSMSADRCFG	(SMEMC_VIRT + 0xA0)  /* Chip Select Configuration Register */
+
+/*
+ * More handy macros for PCMCIA
+ *
+ * Arg is socket number
+ */
+#define MCMEM(s)	(SMEMC_VIRT + 0x28 + ((s)<<2))  /* Card interface Common Memory Space Socket s Timing */
+#define MCATT(s)	(SMEMC_VIRT + 0x30 + ((s)<<2))  /* Card interface Attribute Space Socket s Timing Configuration */
+#define MCIO(s)		(SMEMC_VIRT + 0x38 + ((s)<<2))  /* Card interface I/O Space Socket s Timing Configuration */
+
+/* MECR register defines */
+#define MECR_NOS	(1 << 0)	/* Number Of Sockets: 0 -> 1 sock, 1 -> 2 sock */
+#define MECR_CIT	(1 << 1)	/* Card Is There: 0 -> no card, 1 -> card inserted */
+
+#define MDCNFG_DE0	(1 << 0)	/* SDRAM Bank 0 Enable */
+#define MDCNFG_DE1	(1 << 1)	/* SDRAM Bank 1 Enable */
+#define MDCNFG_DE2	(1 << 16)	/* SDRAM Bank 2 Enable */
+#define MDCNFG_DE3	(1 << 17)	/* SDRAM Bank 3 Enable */
+
+#define MDREFR_K0DB4	(1 << 29)	/* SDCLK0 Divide by 4 Control/Status */
+#define MDREFR_K2FREE	(1 << 25)	/* SDRAM Free-Running Control */
+#define MDREFR_K1FREE	(1 << 24)	/* SDRAM Free-Running Control */
+#define MDREFR_K0FREE	(1 << 23)	/* SDRAM Free-Running Control */
+#define MDREFR_SLFRSH	(1 << 22)	/* SDRAM Self-Refresh Control/Status */
+#define MDREFR_APD	(1 << 20)	/* SDRAM/SSRAM Auto-Power-Down Enable */
+#define MDREFR_K2DB2	(1 << 19)	/* SDCLK2 Divide by 2 Control/Status */
+#define MDREFR_K2RUN	(1 << 18)	/* SDCLK2 Run Control/Status */
+#define MDREFR_K1DB2	(1 << 17)	/* SDCLK1 Divide by 2 Control/Status */
+#define MDREFR_K1RUN	(1 << 16)	/* SDCLK1 Run Control/Status */
+#define MDREFR_E1PIN	(1 << 15)	/* SDCKE1 Level Control/Status */
+#define MDREFR_K0DB2	(1 << 14)	/* SDCLK0 Divide by 2 Control/Status */
+#define MDREFR_K0RUN	(1 << 13)	/* SDCLK0 Run Control/Status */
+#define MDREFR_E0PIN	(1 << 12)	/* SDCKE0 Level Control/Status */
+
+#endif

linux-7.2.3/arch/arm/mach-pxa/spitz.h

@@ -0,0 +1,185 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Hardware specific definitions for SL-Cx000 series of PDAs
+ *
+ * Copyright (c) 2005 Alexander Wykes
+ * Copyright (c) 2005 Richard Purdie
+ *
+ * Based on Sharp's 2.4 kernel patches
+ */
+#ifndef __ASM_ARCH_SPITZ_H
+#define __ASM_ARCH_SPITZ_H  1
+#endif
+
+#include "irqs.h" /* PXA_NR_BUILTIN_GPIO, PXA_GPIO_TO_IRQ */
+#include <linux/fb.h>
+
+/* Spitz/Akita GPIOs */
+
+#define SPITZ_GPIO_KEY_INT         (0) /* Key Interrupt */
+#define SPITZ_GPIO_RESET           (1)
+#define SPITZ_GPIO_nSD_DETECT      (9)
+#define SPITZ_GPIO_TP_INT          (11) /* Touch Panel interrupt */
+#define SPITZ_GPIO_AK_INT          (13) /* Remote Control */
+#define SPITZ_GPIO_ADS7846_CS      (14)
+#define SPITZ_GPIO_SYNC            (16)
+#define SPITZ_GPIO_MAX1111_CS      (20)
+#define SPITZ_GPIO_FATAL_BAT       (21)
+#define SPITZ_GPIO_HSYNC           (22)
+#define SPITZ_GPIO_nSD_CLK         (32)
+#define SPITZ_GPIO_USB_DEVICE      (35)
+#define SPITZ_GPIO_USB_HOST        (37)
+#define SPITZ_GPIO_USB_CONNECT     (41)
+#define SPITZ_GPIO_LCDCON_CS       (53)
+#define SPITZ_GPIO_nPCE            (54)
+#define SPITZ_GPIO_nSD_WP          (81)
+#define SPITZ_GPIO_ON_RESET        (89)
+#define SPITZ_GPIO_BAT_COVER       (90)
+#define SPITZ_GPIO_CF_CD           (94)
+#define SPITZ_GPIO_ON_KEY          (95)
+#define SPITZ_GPIO_SWA             (97)
+#define SPITZ_GPIO_SWB             (96)
+#define SPITZ_GPIO_CHRG_FULL       (101)
+#define SPITZ_GPIO_CO              (101)
+#define SPITZ_GPIO_CF_IRQ          (105)
+#define SPITZ_GPIO_AC_IN           (115)
+#define SPITZ_GPIO_HP_IN           (116)
+
+/* Spitz Only GPIOs */
+
+#define SPITZ_GPIO_CF2_IRQ         (106) /* CF slot1 Ready */
+#define SPITZ_GPIO_CF2_CD          (93)
+
+
+/* Spitz/Akita Keyboard Definitions */
+
+#define SPITZ_KEY_STROBE_NUM         (11)
+#define SPITZ_KEY_SENSE_NUM          (7)
+#define SPITZ_GPIO_G0_STROBE_BIT     0x0f800000
+#define SPITZ_GPIO_G1_STROBE_BIT     0x00100000
+#define SPITZ_GPIO_G2_STROBE_BIT     0x01000000
+#define SPITZ_GPIO_G3_STROBE_BIT     0x00041880
+#define SPITZ_GPIO_G0_SENSE_BIT      0x00021000
+#define SPITZ_GPIO_G1_SENSE_BIT      0x000000d4
+#define SPITZ_GPIO_G2_SENSE_BIT      0x08000000
+#define SPITZ_GPIO_G3_SENSE_BIT      0x00000000
+
+#define SPITZ_GPIO_KEY_STROBE0       88
+#define SPITZ_GPIO_KEY_STROBE1       23
+#define SPITZ_GPIO_KEY_STROBE2       24
+#define SPITZ_GPIO_KEY_STROBE3       25
+#define SPITZ_GPIO_KEY_STROBE4       26
+#define SPITZ_GPIO_KEY_STROBE5       27
+#define SPITZ_GPIO_KEY_STROBE6       52
+#define SPITZ_GPIO_KEY_STROBE7       103
+#define SPITZ_GPIO_KEY_STROBE8       107
+#define SPITZ_GPIO_KEY_STROBE9       108
+#define SPITZ_GPIO_KEY_STROBE10      114
+
+#define SPITZ_GPIO_KEY_SENSE0        12
+#define SPITZ_GPIO_KEY_SENSE1        17
+#define SPITZ_GPIO_KEY_SENSE2        91
+#define SPITZ_GPIO_KEY_SENSE3        34
+#define SPITZ_GPIO_KEY_SENSE4        36
+#define SPITZ_GPIO_KEY_SENSE5        38
+#define SPITZ_GPIO_KEY_SENSE6        39
+
+
+/* Spitz Scoop Device (No. 1) GPIOs */
+/* Suspend States in comments */
+#define SPITZ_SCP_LED_GREEN     SCOOP_GPCR_PA11  /* Keep */
+#define SPITZ_SCP_JK_B          SCOOP_GPCR_PA12  /* Keep */
+#define SPITZ_SCP_CHRG_ON       SCOOP_GPCR_PA13  /* Keep */
+#define SPITZ_SCP_MUTE_L        SCOOP_GPCR_PA14  /* Low */
+#define SPITZ_SCP_MUTE_R        SCOOP_GPCR_PA15  /* Low */
+#define SPITZ_SCP_CF_POWER      SCOOP_GPCR_PA16  /* Keep */
+#define SPITZ_SCP_LED_ORANGE    SCOOP_GPCR_PA17  /* Keep */
+#define SPITZ_SCP_JK_A          SCOOP_GPCR_PA18  /* Low */
+#define SPITZ_SCP_ADC_TEMP_ON   SCOOP_GPCR_PA19  /* Low */
+
+#define SPITZ_SCP_IO_DIR      (SPITZ_SCP_JK_B | SPITZ_SCP_CHRG_ON | \
+                               SPITZ_SCP_MUTE_L | SPITZ_SCP_MUTE_R | \
+                               SPITZ_SCP_CF_POWER | SPITZ_SCP_JK_A | SPITZ_SCP_ADC_TEMP_ON)
+#define SPITZ_SCP_IO_OUT      (SPITZ_SCP_CHRG_ON | SPITZ_SCP_MUTE_L | SPITZ_SCP_MUTE_R)
+#define SPITZ_SCP_SUS_CLR     (SPITZ_SCP_MUTE_L | SPITZ_SCP_MUTE_R | SPITZ_SCP_JK_A | SPITZ_SCP_ADC_TEMP_ON)
+#define SPITZ_SCP_SUS_SET     0
+
+#define SPITZ_SCP_GPIO_BASE	(PXA_NR_BUILTIN_GPIO)
+#define SPITZ_GPIO_LED_GREEN	(SPITZ_SCP_GPIO_BASE + 0)
+#define SPITZ_GPIO_JK_B		(SPITZ_SCP_GPIO_BASE + 1)
+#define SPITZ_GPIO_CHRG_ON	(SPITZ_SCP_GPIO_BASE + 2)
+#define SPITZ_GPIO_MUTE_L	(SPITZ_SCP_GPIO_BASE + 3)
+#define SPITZ_GPIO_MUTE_R	(SPITZ_SCP_GPIO_BASE + 4)
+#define SPITZ_GPIO_CF_POWER	(SPITZ_SCP_GPIO_BASE + 5)
+#define SPITZ_GPIO_LED_ORANGE	(SPITZ_SCP_GPIO_BASE + 6)
+#define SPITZ_GPIO_JK_A		(SPITZ_SCP_GPIO_BASE + 7)
+#define SPITZ_GPIO_ADC_TEMP_ON	(SPITZ_SCP_GPIO_BASE + 8)
+
+/* Spitz Scoop Device (No. 2) GPIOs */
+/* Suspend States in comments */
+#define SPITZ_SCP2_IR_ON           SCOOP_GPCR_PA11  /* High */
+#define SPITZ_SCP2_AKIN_PULLUP     SCOOP_GPCR_PA12  /* Keep */
+#define SPITZ_SCP2_RESERVED_1      SCOOP_GPCR_PA13  /* High */
+#define SPITZ_SCP2_RESERVED_2      SCOOP_GPCR_PA14  /* Low */
+#define SPITZ_SCP2_RESERVED_3      SCOOP_GPCR_PA15  /* Low */
+#define SPITZ_SCP2_RESERVED_4      SCOOP_GPCR_PA16  /* Low */
+#define SPITZ_SCP2_BACKLIGHT_CONT  SCOOP_GPCR_PA17  /* Low */
+#define SPITZ_SCP2_BACKLIGHT_ON    SCOOP_GPCR_PA18  /* Low */
+#define SPITZ_SCP2_MIC_BIAS        SCOOP_GPCR_PA19  /* Low */
+
+#define SPITZ_SCP2_IO_DIR (SPITZ_SCP2_AKIN_PULLUP | SPITZ_SCP2_RESERVED_1 | \
+                           SPITZ_SCP2_RESERVED_2 | SPITZ_SCP2_RESERVED_3 | SPITZ_SCP2_RESERVED_4 | \
+                           SPITZ_SCP2_BACKLIGHT_CONT | SPITZ_SCP2_BACKLIGHT_ON | SPITZ_SCP2_MIC_BIAS)
+
+#define SPITZ_SCP2_IO_OUT   (SPITZ_SCP2_AKIN_PULLUP | SPITZ_SCP2_RESERVED_1)
+#define SPITZ_SCP2_SUS_CLR  (SPITZ_SCP2_RESERVED_2 | SPITZ_SCP2_RESERVED_3 | SPITZ_SCP2_RESERVED_4 | \
+                             SPITZ_SCP2_BACKLIGHT_CONT | SPITZ_SCP2_BACKLIGHT_ON | SPITZ_SCP2_MIC_BIAS)
+#define SPITZ_SCP2_SUS_SET  (SPITZ_SCP2_IR_ON | SPITZ_SCP2_RESERVED_1)
+
+#define SPITZ_SCP2_GPIO_BASE		(PXA_NR_BUILTIN_GPIO + 12)
+#define SPITZ_GPIO_IR_ON		(SPITZ_SCP2_GPIO_BASE + 0)
+#define SPITZ_GPIO_AKIN_PULLUP		(SPITZ_SCP2_GPIO_BASE + 1)
+#define SPITZ_GPIO_RESERVED_1		(SPITZ_SCP2_GPIO_BASE + 2)
+#define SPITZ_GPIO_RESERVED_2		(SPITZ_SCP2_GPIO_BASE + 3)
+#define SPITZ_GPIO_RESERVED_3		(SPITZ_SCP2_GPIO_BASE + 4)
+#define SPITZ_GPIO_RESERVED_4		(SPITZ_SCP2_GPIO_BASE + 5)
+#define SPITZ_GPIO_BACKLIGHT_CONT	(SPITZ_SCP2_GPIO_BASE + 6)
+#define SPITZ_GPIO_BACKLIGHT_ON		(SPITZ_SCP2_GPIO_BASE + 7)
+#define SPITZ_GPIO_MIC_BIAS		(SPITZ_SCP2_GPIO_BASE + 8)
+
+/* Akita IO Expander GPIOs */
+#define AKITA_IOEXP_GPIO_BASE		(PXA_NR_BUILTIN_GPIO + 12)
+#define AKITA_GPIO_RESERVED_0		(AKITA_IOEXP_GPIO_BASE + 0)
+#define AKITA_GPIO_RESERVED_1		(AKITA_IOEXP_GPIO_BASE + 1)
+#define AKITA_GPIO_MIC_BIAS		(AKITA_IOEXP_GPIO_BASE + 2)
+#define AKITA_GPIO_BACKLIGHT_ON		(AKITA_IOEXP_GPIO_BASE + 3)
+#define AKITA_GPIO_BACKLIGHT_CONT	(AKITA_IOEXP_GPIO_BASE + 4)
+#define AKITA_GPIO_AKIN_PULLUP		(AKITA_IOEXP_GPIO_BASE + 5)
+#define AKITA_GPIO_IR_ON		(AKITA_IOEXP_GPIO_BASE + 6)
+#define AKITA_GPIO_RESERVED_7		(AKITA_IOEXP_GPIO_BASE + 7)
+
+/* Spitz IRQ Definitions */
+
+#define SPITZ_IRQ_GPIO_KEY_INT        PXA_GPIO_TO_IRQ(SPITZ_GPIO_KEY_INT)
+#define SPITZ_IRQ_GPIO_AC_IN          PXA_GPIO_TO_IRQ(SPITZ_GPIO_AC_IN)
+#define SPITZ_IRQ_GPIO_AK_INT         PXA_GPIO_TO_IRQ(SPITZ_GPIO_AK_INT)
+#define SPITZ_IRQ_GPIO_HP_IN          PXA_GPIO_TO_IRQ(SPITZ_GPIO_HP_IN)
+#define SPITZ_IRQ_GPIO_TP_INT         PXA_GPIO_TO_IRQ(SPITZ_GPIO_TP_INT)
+#define SPITZ_IRQ_GPIO_SYNC           PXA_GPIO_TO_IRQ(SPITZ_GPIO_SYNC)
+#define SPITZ_IRQ_GPIO_ON_KEY         PXA_GPIO_TO_IRQ(SPITZ_GPIO_ON_KEY)
+#define SPITZ_IRQ_GPIO_SWA            PXA_GPIO_TO_IRQ(SPITZ_GPIO_SWA)
+#define SPITZ_IRQ_GPIO_SWB            PXA_GPIO_TO_IRQ(SPITZ_GPIO_SWB)
+#define SPITZ_IRQ_GPIO_BAT_COVER      PXA_GPIO_TO_IRQ(SPITZ_GPIO_BAT_COVER)
+#define SPITZ_IRQ_GPIO_FATAL_BAT      PXA_GPIO_TO_IRQ(SPITZ_GPIO_FATAL_BAT)
+#define SPITZ_IRQ_GPIO_CO             PXA_GPIO_TO_IRQ(SPITZ_GPIO_CO)
+#define SPITZ_IRQ_GPIO_CF_IRQ         PXA_GPIO_TO_IRQ(SPITZ_GPIO_CF_IRQ)
+#define SPITZ_IRQ_GPIO_CF_CD          PXA_GPIO_TO_IRQ(SPITZ_GPIO_CF_CD)
+#define SPITZ_IRQ_GPIO_CF2_IRQ        PXA_GPIO_TO_IRQ(SPITZ_GPIO_CF2_IRQ)
+#define SPITZ_IRQ_GPIO_nSD_INT        PXA_GPIO_TO_IRQ(SPITZ_GPIO_nSD_INT)
+#define SPITZ_IRQ_GPIO_nSD_DETECT     PXA_GPIO_TO_IRQ(SPITZ_GPIO_nSD_DETECT)
+
+/*
+ * Shared data structures
+ */
+extern struct platform_device spitzssp_device;
+extern struct sharpsl_charger_machinfo spitz_pm_machinfo;

linux-7.2.3/arch/arm/mach-pxa/spitz_pm.c

@@ -0,0 +1,257 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Battery and Power Management code for the Sharp SL-Cxx00
+ *
+ * Copyright (c) 2005 Richard Purdie
+ */
+
+#include <linux/module.h>
+#include <linux/stat.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/gpio-pxa.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/apm-emulation.h>
+#include <linux/spi/corgi_lcd.h>
+
+#include <asm/irq.h>
+#include <asm/mach-types.h>
+
+#include "spitz.h"
+#include "pxa27x.h"
+#include "sharpsl_pm.h"
+
+#include "generic.h"
+
+#define SHARPSL_CHARGE_ON_VOLT         0x99  /* 2.9V */
+#define SHARPSL_CHARGE_ON_TEMP         0xe0  /* 2.9V */
+#define SHARPSL_CHARGE_ON_ACIN_HIGH    0x9b  /* 6V */
+#define SHARPSL_CHARGE_ON_ACIN_LOW     0x34  /* 2V */
+#define SHARPSL_FATAL_ACIN_VOLT        182   /* 3.45V */
+#define SHARPSL_FATAL_NOACIN_VOLT      170   /* 3.40V */
+
+static int spitz_last_ac_status;
+
+static void spitz_charger_init(void)
+{
+	gpio_request(SPITZ_GPIO_KEY_INT, "Keyboard Interrupt");
+	gpio_direction_input(SPITZ_GPIO_KEY_INT);
+	gpio_request(SPITZ_GPIO_SYNC, "Sync");
+	gpio_direction_input(SPITZ_GPIO_SYNC);
+	gpio_request(SPITZ_GPIO_AC_IN, "Charger Detection");
+	gpio_direction_input(SPITZ_GPIO_AC_IN);
+	gpio_request(SPITZ_GPIO_ADC_TEMP_ON, "ADC Temp On");
+	gpio_direction_output(SPITZ_GPIO_ADC_TEMP_ON, 0);
+	gpio_request(SPITZ_GPIO_JK_B, "JK B");
+	gpio_direction_output(SPITZ_GPIO_JK_B, 0);
+	gpio_request(SPITZ_GPIO_CHRG_ON, "Charger On");
+	gpio_direction_output(SPITZ_GPIO_CHRG_ON, 0);
+}
+
+static void spitz_measure_temp(int on)
+{
+	gpio_set_value(SPITZ_GPIO_ADC_TEMP_ON, on);
+}
+
+static void spitz_charge(int on)
+{
+	if (on) {
+		if (sharpsl_pm.flags & SHARPSL_SUSPENDED) {
+			gpio_set_value(SPITZ_GPIO_JK_B, 1);
+			gpio_set_value(SPITZ_GPIO_CHRG_ON, 0);
+		} else {
+			gpio_set_value(SPITZ_GPIO_JK_B, 0);
+			gpio_set_value(SPITZ_GPIO_CHRG_ON, 0);
+		}
+	} else {
+		gpio_set_value(SPITZ_GPIO_JK_B, 0);
+		gpio_set_value(SPITZ_GPIO_CHRG_ON, 1);
+	}
+}
+
+static void spitz_discharge(int on)
+{
+	gpio_set_value(SPITZ_GPIO_JK_A, on);
+}
+
+/* HACK - For unknown reasons, accurate voltage readings are only made with a load
+   on the power bus which the green led on spitz provides */
+static void spitz_discharge1(int on)
+{
+	gpio_set_value(SPITZ_GPIO_LED_GREEN, on);
+}
+
+static unsigned long gpio18_config = GPIO18_GPIO;
+
+static void spitz_presuspend(void)
+{
+	spitz_last_ac_status = sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN);
+
+	/* GPIO Sleep Register */
+	PGSR0 = 0x00144018;
+	PGSR1 = 0x00EF0000;
+	if (machine_is_akita()) {
+		PGSR2 = 0x2121C000;
+		PGSR3 = 0x00600400;
+	} else {
+		PGSR2 = 0x0121C000;
+		PGSR3 = 0x00600000;
+	}
+
+	PGSR0 &= ~SPITZ_GPIO_G0_STROBE_BIT;
+	PGSR1 &= ~SPITZ_GPIO_G1_STROBE_BIT;
+	PGSR2 &= ~SPITZ_GPIO_G2_STROBE_BIT;
+	PGSR3 &= ~SPITZ_GPIO_G3_STROBE_BIT;
+	PGSR2 |= GPIO_bit(SPITZ_GPIO_KEY_STROBE0);
+
+	pxa2xx_mfp_config(&gpio18_config, 1);
+	gpio_request_one(18, GPIOF_OUT_INIT_HIGH, "Unknown");
+	gpio_free(18);
+
+	PRER = GPIO_bit(SPITZ_GPIO_KEY_INT);
+	PFER = GPIO_bit(SPITZ_GPIO_KEY_INT) | GPIO_bit(SPITZ_GPIO_RESET);
+	PWER = GPIO_bit(SPITZ_GPIO_KEY_INT) | GPIO_bit(SPITZ_GPIO_RESET) | PWER_RTC;
+	PKWR = GPIO_bit(SPITZ_GPIO_SYNC) | GPIO_bit(SPITZ_GPIO_KEY_INT) | GPIO_bit(SPITZ_GPIO_RESET);
+	PKSR = 0xffffffff; /* clear */
+
+	/* nRESET_OUT Disable */
+	PSLR |= PSLR_SL_ROD;
+
+	/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
+	PCFR = PCFR_GPR_EN | PCFR_OPDE;
+}
+
+static void spitz_postsuspend(void)
+{
+}
+
+static int spitz_should_wakeup(unsigned int resume_on_alarm)
+{
+	int is_resume = 0;
+	int acin = sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN);
+
+	if (spitz_last_ac_status != acin) {
+		if (acin) {
+			/* charge on */
+			sharpsl_pm.flags |= SHARPSL_DO_OFFLINE_CHRG;
+			dev_dbg(sharpsl_pm.dev, "AC Inserted\n");
+		} else {
+			/* charge off */
+			dev_dbg(sharpsl_pm.dev, "AC Removed\n");
+			sharpsl_pm_led(SHARPSL_LED_OFF);
+			sharpsl_pm.machinfo->charge(0);
+			sharpsl_pm.charge_mode = CHRG_OFF;
+		}
+		spitz_last_ac_status = acin;
+		/* Return to suspend as this must be what we were woken for */
+		return 0;
+	}
+
+	if (PEDR & GPIO_bit(SPITZ_GPIO_KEY_INT))
+		is_resume |= GPIO_bit(SPITZ_GPIO_KEY_INT);
+
+	if (PKSR & GPIO_bit(SPITZ_GPIO_SYNC))
+		is_resume |= GPIO_bit(SPITZ_GPIO_SYNC);
+
+	if (resume_on_alarm && (PEDR & PWER_RTC))
+		is_resume |= PWER_RTC;
+
+	dev_dbg(sharpsl_pm.dev, "is_resume: %x\n", is_resume);
+	return is_resume;
+}
+
+static bool spitz_charger_wakeup(void)
+{
+	return !gpio_get_value(SPITZ_GPIO_KEY_INT) ||
+		gpio_get_value(SPITZ_GPIO_SYNC);
+}
+
+static unsigned long spitzpm_read_devdata(int type)
+{
+	switch (type) {
+	case SHARPSL_STATUS_ACIN:
+		return !gpio_get_value(SPITZ_GPIO_AC_IN);
+	case SHARPSL_STATUS_LOCK:
+		return gpio_get_value(sharpsl_pm.machinfo->gpio_batlock);
+	case SHARPSL_STATUS_CHRGFULL:
+		return gpio_get_value(sharpsl_pm.machinfo->gpio_batfull);
+	case SHARPSL_STATUS_FATAL:
+		return gpio_get_value(sharpsl_pm.machinfo->gpio_fatal);
+	case SHARPSL_ACIN_VOLT:
+		return sharpsl_pm_pxa_read_max1111(MAX1111_ACIN_VOLT);
+	case SHARPSL_BATT_TEMP:
+		return sharpsl_pm_pxa_read_max1111(MAX1111_BATT_TEMP);
+	case SHARPSL_BATT_VOLT:
+	default:
+		return sharpsl_pm_pxa_read_max1111(MAX1111_BATT_VOLT);
+	}
+}
+
+struct sharpsl_charger_machinfo spitz_pm_machinfo = {
+	.init             = spitz_charger_init,
+	.exit             = NULL,
+	.gpio_batlock     = SPITZ_GPIO_BAT_COVER,
+	.gpio_acin        = SPITZ_GPIO_AC_IN,
+	.gpio_batfull     = SPITZ_GPIO_CHRG_FULL,
+	.batfull_irq	  = 1,
+	.gpio_fatal       = SPITZ_GPIO_FATAL_BAT,
+	.discharge        = spitz_discharge,
+	.discharge1       = spitz_discharge1,
+	.charge           = spitz_charge,
+	.measure_temp     = spitz_measure_temp,
+	.presuspend       = spitz_presuspend,
+	.postsuspend      = spitz_postsuspend,
+	.read_devdata     = spitzpm_read_devdata,
+	.charger_wakeup   = spitz_charger_wakeup,
+	.should_wakeup    = spitz_should_wakeup,
+#if defined(CONFIG_LCD_CORGI)
+	.backlight_limit = corgi_lcd_limit_intensity,
+#endif
+	.charge_on_volt	  = SHARPSL_CHARGE_ON_VOLT,
+	.charge_on_temp	  = SHARPSL_CHARGE_ON_TEMP,
+	.charge_acin_high = SHARPSL_CHARGE_ON_ACIN_HIGH,
+	.charge_acin_low  = SHARPSL_CHARGE_ON_ACIN_LOW,
+	.fatal_acin_volt  = SHARPSL_FATAL_ACIN_VOLT,
+	.fatal_noacin_volt= SHARPSL_FATAL_NOACIN_VOLT,
+	.bat_levels       = 40,
+	.bat_levels_noac  = sharpsl_battery_levels_noac,
+	.bat_levels_acin  = sharpsl_battery_levels_acin,
+	.status_high_acin = 188,
+	.status_low_acin  = 178,
+	.status_high_noac = 185,
+	.status_low_noac  = 175,
+};
+
+static struct platform_device *spitzpm_device;
+
+static int spitzpm_init(void)
+{
+	int ret;
+
+	if (!machine_is_spitz() && !machine_is_akita()
+			&& !machine_is_borzoi())
+		return -ENODEV;
+
+	spitzpm_device = platform_device_alloc("sharpsl-pm", -1);
+	if (!spitzpm_device)
+		return -ENOMEM;
+
+	spitzpm_device->dev.platform_data = &spitz_pm_machinfo;
+	ret = platform_device_add(spitzpm_device);
+
+	if (ret)
+		platform_device_put(spitzpm_device);
+
+	return ret;
+}
+
+static void spitzpm_exit(void)
+{
+	platform_device_unregister(spitzpm_device);
+}
+
+module_init(spitzpm_init);
+module_exit(spitzpm_exit);

linux-7.2.3/arch/arm/mach-pxa/standby.S

@@ -0,0 +1,111 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * PXA27x standby mode
+ *
+ * Author: David Burrage
+ *
+ * 2005 (c) MontaVista Software, Inc.
+ */
+
+#include <linux/linkage.h>
+#include <asm/assembler.h>
+
+#include "pxa2xx-regs.h"
+
+		.text
+
+#ifdef CONFIG_PXA27x
+ENTRY(pxa_cpu_standby)
+	ldr	r0, =PSSR
+	mov	r1, #(PSSR_PH | PSSR_STS)
+	mov	r2, #PWRMODE_STANDBY
+	mov	r3, #UNCACHED_PHYS_0	@ Read mem context in.
+	ldr	ip, [r3]
+	b	1f
+
+	.align	5
+1:	mcr	p14, 0, r2, c7, c0, 0	@ put the system into Standby
+	str	r1, [r0]		@ make sure PSSR_PH/STS are clear
+	ret	lr
+
+#endif
+
+#ifdef CONFIG_PXA3xx
+
+#define PXA3_MDCNFG		0x0000
+#define PXA3_MDCNFG_DMCEN	(1 << 30)
+#define PXA3_DDR_HCAL		0x0060
+#define PXA3_DDR_HCAL_HCRNG	0x1f
+#define PXA3_DDR_HCAL_HCPROG	(1 << 28)
+#define PXA3_DDR_HCAL_HCEN	(1 << 31)
+#define PXA3_DMCIER		0x0070
+#define PXA3_DMCIER_EDLP	(1 << 29)
+#define PXA3_DMCISR		0x0078
+#define PXA3_RCOMP		0x0100
+#define PXA3_RCOMP_SWEVAL	(1 << 31)
+
+ENTRY(pm_enter_standby_start)
+	mov	r1, #0xf6000000			@ DMEMC_REG_BASE (PXA3_MDCNFG)
+	add	r1, r1, #0x00100000
+
+	/*
+	 * Preload the TLB entry for accessing the dynamic memory
+	 * controller registers.  Note that page table lookups will
+	 * fail until the dynamic memory controller has been
+	 * reinitialised - and that includes MMU page table walks.
+	 * This also means that only the dynamic memory controller
+	 * can be reliably accessed in the code following standby.
+	 */
+	ldr	r2, [r1]			@ Dummy read PXA3_MDCNFG
+
+	mcr	p14, 0, r0, c7, c0, 0
+	.rept	8
+	nop
+	.endr
+
+	ldr	r0, [r1, #PXA3_DDR_HCAL]	@ Clear (and wait for) HCEN
+	bic	r0, r0, #PXA3_DDR_HCAL_HCEN
+	str	r0, [r1, #PXA3_DDR_HCAL]
+1:	ldr	r0, [r1, #PXA3_DDR_HCAL]
+	tst	r0, #PXA3_DDR_HCAL_HCEN
+	bne	1b
+
+	ldr	r0, [r1, #PXA3_RCOMP]		@ Initiate RCOMP
+	orr	r0, r0, #PXA3_RCOMP_SWEVAL
+	str	r0, [r1, #PXA3_RCOMP]
+
+	mov	r0, #~0				@ Clear interrupts
+	str	r0, [r1, #PXA3_DMCISR]
+
+	ldr	r0, [r1, #PXA3_DMCIER]		@ set DMIER[EDLP]
+	orr	r0, r0, #PXA3_DMCIER_EDLP
+	str	r0, [r1, #PXA3_DMCIER]
+
+	ldr	r0, [r1, #PXA3_DDR_HCAL]	@ clear HCRNG, set HCPROG, HCEN
+	bic	r0, r0, #PXA3_DDR_HCAL_HCRNG
+	orr	r0, r0, #PXA3_DDR_HCAL_HCEN | PXA3_DDR_HCAL_HCPROG
+	str	r0, [r1, #PXA3_DDR_HCAL]
+
+1:	ldr	r0, [r1, #PXA3_DMCISR]
+	tst	r0, #PXA3_DMCIER_EDLP
+	beq	1b
+
+	ldr	r0, [r1, #PXA3_MDCNFG]		@ set PXA3_MDCNFG[DMCEN]
+	orr	r0, r0, #PXA3_MDCNFG_DMCEN
+	str	r0, [r1, #PXA3_MDCNFG]
+1:	ldr	r0, [r1, #PXA3_MDCNFG]
+	tst	r0, #PXA3_MDCNFG_DMCEN
+	beq	1b
+
+	ldr	r0, [r1, #PXA3_DDR_HCAL]	@ set PXA3_DDR_HCAL[HCRNG]
+	orr	r0, r0, #2 @ HCRNG
+	str	r0, [r1, #PXA3_DDR_HCAL]
+
+	ldr	r0, [r1, #PXA3_DMCIER]		@ Clear the interrupt
+	bic	r0, r0, #0x20000000
+	str	r0, [r1, #PXA3_DMCIER]
+
+	ret	lr
+ENTRY(pm_enter_standby_end)
+
+#endif