Files
linux-kernel/linux-7.2.3/arch/arm64/boot/dts/freescale/imx8mn-vhip4-evalboard-common.dtsi
2026-09-06 12:53:21 -06:00

397 lines
8.6 KiB
Devicetree

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright 2020-2024 Fedor Ross <fedor.ross@ifm.com>
*/
#include "imx8mn.dtsi"
#include <dt-bindings/leds/common.h>
/ {
model = "ifm i.MX8MNano VHIP4 Evaluation Board";
compatible = "ifm,imx8mn-vhip4-evalboard", "ifm,imx8mn-vhip4", "fsl,imx8mn";
aliases {
mmc0 = &usdhc3;
mmc1 = &usdhc1;
mmc2 = &usdhc2;
rtc0 = &hw_rtc;
rtc1 = &snvs_rtc;
};
chosen {
bootargs = "console=ttymxc2,115200 earlycon=ec_imx6q,0x30880000,115200 rootwait";
stdout-path = &uart3;
};
memory@40000000 {
device_type = "memory";
reg = <0x0 0x40000000 0 0x40000000>;
};
can_clk20m: can-clk20m {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <20000000>;
};
can_clk40m: can-clk40m {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <40000000>;
};
gpio-keys {
compatible = "gpio-keys";
pinctrl-0 = <&pinctrl_gpio_button>;
pinctrl-names = "default";
button-2 {
label = "Button2";
gpios = <&gpio2 16 GPIO_ACTIVE_LOW>;
linux,code = <KEY_2>;
};
button-3 {
label = "Button3";
gpios = <&gpio2 18 GPIO_ACTIVE_LOW>;
linux,code = <KEY_3>;
};
};
ifm_led: led {
compatible = "gpio-leds";
pinctrl-0 = <&pinctrl_gpio_led>;
pinctrl-names = "default", "extended";
led-0 {
function = LED_FUNCTION_STATUS;
function-enumerator = <1>;
color = <LED_COLOR_ID_YELLOW>;
gpios = <&gpio2 13 GPIO_ACTIVE_HIGH>;
default-state = "keep";
};
led-1 {
function = LED_FUNCTION_STATUS;
function-enumerator = <2>;
color = <LED_COLOR_ID_GREEN>;
gpios = <&gpio2 15 GPIO_ACTIVE_HIGH>;
default-state = "keep";
};
};
};
&A53_0 {
cpu-supply = <&buck2_reg>;
};
&A53_1 {
cpu-supply = <&buck2_reg>;
};
&A53_2 {
cpu-supply = <&buck2_reg>;
};
&A53_3 {
cpu-supply = <&buck2_reg>;
};
&ddrc {
operating-points-v2 = <&ddrc_opp_table>;
ddrc_opp_table: opp-table {
compatible = "operating-points-v2";
opp-25000000 {
opp-hz = /bits/ 64 <25000000>;
};
opp-100000000 {
opp-hz = /bits/ 64 <100000000>;
};
opp-600000000 {
opp-hz = /bits/ 64 <600000000>;
};
};
};
&ecspi1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_ecspi1>, <&pinctrl_ecspi1_cs>;
/delete-property/ dmas;
/delete-property/ dma-names;
};
&ecspi3 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_ecspi3>, <&pinctrl_ecspi3_cs>;
/delete-property/ dmas;
/delete-property/ dma-names;
};
&gpu {
/* SoC has GPU fused off. */
status = "disabled";
};
&i2c1 {
clock-frequency = <100000>;
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c1>;
pinctrl-1 = <&pinctrl_i2c1_gpio>;
eeprom@51 {
compatible = "atmel,24c128";
reg = <0x51>;
};
hw_rtc: rtc@52 {
compatible = "microcrystal,rv3028";
reg = <0x52>;
};
};
&i2c3 {
clock-frequency = <100000>;
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c3>;
pinctrl-1 = <&pinctrl_i2c3_gpio>;
ifm_pmic: pmic@4b {
compatible = "rohm,bd71847";
reg = <0x4b>;
pinctrl-0 = <&pinctrl_pmic>;
rohm,reset-snvs-powered;
regulators {
buck1_reg: BUCK1 {
regulator-name = "buck1";
regulator-min-microvolt = <790000>;
regulator-max-microvolt = <860000>;
regulator-boot-on;
regulator-always-on;
regulator-ramp-delay = <1250>;
};
buck2_reg: BUCK2 {
regulator-name = "buck2";
regulator-min-microvolt = <840000>;
regulator-max-microvolt = <960000>;
regulator-boot-on;
regulator-always-on;
regulator-ramp-delay = <1250>;
};
buck3_reg: BUCK3 {
// BUCK5 in datasheet
regulator-name = "buck3";
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1350000>;
};
buck4_reg: BUCK4 {
// BUCK6 in datasheet
regulator-name = "buck4";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};
buck5_reg: BUCK5 {
// BUCK7 in datasheet
regulator-name = "buck5";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
buck6_reg: BUCK6 {
// BUCK8 in datasheet
regulator-name = "buck6";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
regulator-boot-on;
regulator-always-on;
};
ldo1_reg: LDO1 {
regulator-name = "ldo1";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
ldo2_reg: LDO2 {
regulator-name = "ldo2";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <800000>;
regulator-boot-on;
regulator-always-on;
};
ldo3_reg: LDO3 {
regulator-name = "ldo3";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
ldo4_reg: LDO4 {
regulator-name = "ldo4";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1800000>;
};
ldo5_reg: LDO5 {
regulator-name = "ldo5";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
ldo6_reg: LDO6 {
regulator-name = "ldo6";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-boot-on;
regulator-always-on;
};
};
};
};
&iomuxc {
pinctrl_ecspi1: ecspi1-grp {
fsl,pins = <
MX8MN_IOMUXC_ECSPI1_SCLK_ECSPI1_SCLK 0x110
MX8MN_IOMUXC_ECSPI1_MOSI_ECSPI1_MOSI 0x110
MX8MN_IOMUXC_ECSPI1_MISO_ECSPI1_MISO 0x190
>;
};
pinctrl_ecspi3: ecspi3-grp {
fsl,pins = <
/* SPI3_CAN_CLK */
MX8MN_IOMUXC_UART1_RXD_ECSPI3_SCLK 0x110
/* SPI3_CAN_MOSI */
MX8MN_IOMUXC_UART1_TXD_ECSPI3_MOSI 0x110
/* SPI3_CAN_MISO */
MX8MN_IOMUXC_UART2_RXD_ECSPI3_MISO 0x190
>;
};
pinctrl_gpio_button: gpiobutton-grp {
fsl,pins = <
MX8MN_IOMUXC_SD2_DATA1_GPIO2_IO16 0x96
MX8MN_IOMUXC_SD2_DATA3_GPIO2_IO18 0x96
>;
};
pinctrl_gpio_led: gpioled-grp {
fsl,pins = <
MX8MN_IOMUXC_SD2_CLK_GPIO2_IO13 0x116
MX8MN_IOMUXC_SD2_DATA0_GPIO2_IO15 0x116
>;
};
pinctrl_usdhc3: usdhc3-grp {
fsl,pins = <
MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK 0x40000110
MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d0
MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d0
MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d0
MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d0
MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d0
MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d0
MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d0
MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d0
MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d0
MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x190
MX8MN_IOMUXC_NAND_READY_B_USDHC3_RESET_B 0x150
>;
};
pinctrl_usdhc3_100mhz: usdhc3-100mhz-grp {
fsl,pins = <
MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK 0x40000114
MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d4
MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d4
MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d4
MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d4
MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d4
MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d4
MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d4
MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d4
MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d4
MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x194
MX8MN_IOMUXC_NAND_READY_B_USDHC3_RESET_B 0x150
>;
};
pinctrl_usdhc3_200mhz: usdhc3-200mhz-grp {
fsl,pins = <
MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK 0x40000116
MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d6
MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d6
MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d6
MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d6
MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d6
MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d6
MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d6
MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d6
MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d6
MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x196
MX8MN_IOMUXC_NAND_READY_B_USDHC3_RESET_B 0x150
>;
};
pinctrl_wdog: wdog-grp {
fsl,pins = <
MX8MN_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B 0x64
>;
};
};
&pgc_gpumix {
/* SoC has GPU fused off. */
status = "disabled";
};
&snvs_pwrkey {
status = "okay";
};
&uart3 { /* console */
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart3>;
status = "okay";
};
&usbotg1 {
status = "okay";
};
&usdhc3 {
assigned-clocks = <&clk IMX8MN_CLK_USDHC3_ROOT>;
assigned-clock-rates = <400000000>;
pinctrl-names = "default", "state_100mhz", "state_200mhz";
pinctrl-0 = <&pinctrl_usdhc3>;
pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
bus-width = <8>;
non-removable;
status = "okay";
};
&wdog1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_wdog>;
fsl,ext-reset-output;
status = "okay";
};