// SPDX-License-Identifier: GPL-2.0-only OR MIT
/*
 * Copyright (C) 2021-2022 Texas Instruments Incorporated - https://www.ti.com/
 * Copyright (c) 2023-2026 TQ-Systems GmbH <linux@ew.tq-group.com>, D-82229 Seefeld, Germany.
 * Author: Nora Schiffer
 */

#include "k3-am625.dtsi"

/ {
	aliases {
		i2c0 = &main_i2c0;
		mmc0 = &sdhci0;
		spi0 = &ospi0;
	};

	memory@80000000 {
		device_type = "memory";
		/* 1G RAM */
		reg = <0x00000000 0x80000000 0x00000000 0x40000000>;
		bootph-pre-ram;
	};

	reserved_memory: reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		ramoops@9c700000 {
			compatible = "ramoops";
			reg = <0x00 0x9c700000 0x00 0x00100000>;
			record-size = <0x8000>;
			console-size = <0x8000>;
			ftrace-size = <0x00>;
			pmsg-size = <0x8000>;
		};

		/* global cma region */
		linux,cma {
			compatible = "shared-dma-pool";
			reusable;
			size = <0x00 0x8000000>;
			linux,cma-default;
		};

		rtos_ipc_memory_region: memory@9c800000 {
			compatible = "shared-dma-pool";
			reg = <0x00 0x9c800000 0x00 0x00300000>;
			no-map;
		};

		wkup_r5fss0_core0_dma_memory_region: memory@9da00000 {
			compatible = "shared-dma-pool";
			reg = <0x00 0x9da00000 0x00 0x100000>;
			no-map;
		};

		wkup_r5fss0_core0_memory_region: memory@9db00000 {
			compatible = "shared-dma-pool";
			reg = <0x00 0x9db00000 0x00 0xc00000>;
			no-map;
		};

		secure_tfa_ddr: tfa@9e780000 {
			reg = <0x00 0x9e780000 0x00 0x80000>;
			alignment = <0x1000>;
			no-map;
		};

		secure_ddr: optee@9e800000 {
			reg = <0x00 0x9e800000 0x00 0x01800000>; /* for OP-TEE */
			alignment = <0x1000>;
			no-map;
		};
	};

	reg_3v3: regulator-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "V_3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
		regulator-boot-on;
	};

	reg_sd: regulator-sd {
		/* Output of TPS6521902RSM */
		compatible = "regulator-gpio";
		regulator-name = "V_VDDSHV5";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <3300000>;
		regulator-boot-on;
		vin-supply = <&reg_ldo1>;
		states = <1800000 0x0>,
			 <3300000 0x1>;
		/* Controlling GPIO set by base board */
		status = "disabled";
	};
};

&main_i2c0 {
	pinctrl-names = "default";
	pinctrl-0 = <&main_i2c0_pins>;
	clock-frequency = <400000>;
	bootph-pre-ram;
	status = "okay";

	tps65219: pmic@30 {
		compatible = "ti,tps65219";
		reg = <0x30>;
		pinctrl-names = "default";
		pinctrl-0 = <&pmic_irq_pins>;
		interrupt-parent = <&gic500>;
		interrupts = <GIC_SPI 224 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-controller;
		#interrupt-cells = <1>;
		buck1-supply = <&reg_3v3>;
		buck2-supply = <&reg_3v3>;
		buck3-supply = <&reg_3v3>;
		ldo1-supply = <&reg_3v3>;
		ldo2-supply = <&reg_buck2>;
		ldo3-supply = <&reg_3v3>;
		ldo4-supply = <&reg_3v3>;
		system-power-controller;
		ti,power-button;

		regulators {
			reg_buck1: buck1 {
				regulator-name = "V_VDD_CORE";
				regulator-min-microvolt = <750000>;
				regulator-max-microvolt = <750000>;
				regulator-boot-on;
				regulator-always-on;
			};

			reg_buck2: buck2 {
				regulator-name = "V_1V8";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-boot-on;
				regulator-always-on;
			};

			reg_buck3: buck3 {
				regulator-name = "V_1V1";
				regulator-min-microvolt = <1100000>;
				regulator-max-microvolt = <1100000>;
				regulator-boot-on;
				regulator-always-on;
			};

			reg_ldo1: ldo1 {
				/* Actual voltage of LDO1 is controlled by GPIO, see reg_sd */
				regulator-name = "V_VDDSHV5_3V3";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-allow-bypass;
				regulator-boot-on;
				regulator-always-on;
			};

			reg_ldo2: ldo2 {
				regulator-name = "V_0V85";
				regulator-min-microvolt = <850000>;
				regulator-max-microvolt = <850000>;
				regulator-boot-on;
				regulator-always-on;
			};

			reg_ldo3: ldo3 {
				regulator-name = "V_1V8A";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-boot-on;
				regulator-always-on;
			};

			reg_ldo4: ldo4 {
				/* Unused */
				regulator-name = "V_VLDO4";
				regulator-boot-on;
			};
		};
	};

	tmp1075: temperature-sensor@4a {
		compatible = "ti,tmp1075";
		reg = <0x4a>;
		vs-supply = <&reg_buck2>;
	};

	eeprom0: eeprom@50 {
		compatible = "st,24c02", "atmel,24c02";
		reg = <0x50>;
		vcc-supply = <&reg_buck2>;
		pagesize = <16>;
		read-only;
		bootph-pre-ram;
	};

	pcf85063: rtc@51 {
		compatible = "nxp,pcf85063a";
		reg = <0x51>;
		quartz-load-femtofarads = <12500>;
	};

	eeprom1: eeprom@54 {
		compatible = "st,24c64", "atmel,24c64";
		reg = <0x54>;
		vcc-supply = <&reg_buck2>;
		pagesize = <32>;
	};
};

&a53_opp_table {
	opp-1400000000 {
		opp-hz = /bits/ 64 <1400000000>;
		opp-supported-hw = <0x01 0x0004>;
		opp-suspend;
		clock-latency-ns = <6000000>;
		/*
		 * Enabled by bootloader if supported. The PMIC configuration
		 * will be adjusted accordingly, as a higher core voltage is
		 * required for 1400MHz operation.
		 */
		status = "disabled";
	};
};

&ospi0 {
	pinctrl-names = "default";
	pinctrl-0 = <&ospi0_pins>;
	bootph-all;
	status = "okay";

	flash@0 {
		compatible = "jedec,spi-nor";
		reg = <0x0>;
		vcc-supply = <&reg_buck2>;
		spi-tx-bus-width = <8>;
		spi-rx-bus-width = <8>;
		spi-max-frequency = <84000000>;
		bootph-all;
		cdns,tshsl-ns = <60>;
		cdns,tsd2d-ns = <60>;
		cdns,tchsh-ns = <60>;
		cdns,tslch-ns = <60>;
		cdns,read-delay = <2>;

		partitions {
			compatible = "fixed-partitions";
			#address-cells = <1>;
			#size-cells = <1>;

			/* Filled by bootloader */
		};
	};
};

&sdhci0 {
	pinctrl-names = "default";
	pinctrl-0 = <&main_mmc0_pins>;
	non-removable;
	disable-wp;
	no-sd;
	no-sdio;
	bootph-all;
	ti,driver-strength-ohm = <50>;
	status = "okay";
};

&wkup_rtc0 {
	/*
	 * Erratum i2327: We can't guarantee that the TQMa62xx will boot fast
	 * enough for U-Boot to apply the workaround within one second after
	 * power-on. Keep the RTC disabled to avoid RTC interrupt issues.
	 *
	 * The external RTC of the TQMa62xx should be used instead.
	 *
	 * If needed, the RTC can be enabled in a baseboard DTS, as long as
	 * boot is fast enough on all relevant boot media.
	 */
	status = "disabled";
};

&main_pmx0 {
	main_i2c0_pins: main-i2c0-pins {
		pinctrl-single,pins = <
			/* (B16) I2C0_SCL */
			AM62X_IOPAD(0x1e0, PIN_INPUT, 0)
			/* (A16) I2C0_SDA */
			AM62X_IOPAD(0x1e4, PIN_INPUT, 0)
		>;
		bootph-pre-ram;
	};

	main_mmc0_pins: main-mmc0-pins {
		pinctrl-single,pins = <
			/* (Y3) MMC0_CMD */
			AM62X_IOPAD(0x220, PIN_INPUT, 0)
			/* (AB1) MMC0_CLK */
			AM62X_IOPAD(0x218, PIN_INPUT, 0)
			/* (AA2) MMC0_DAT0 */
			AM62X_IOPAD(0x214, PIN_INPUT, 0)
			/* (AA1) MMC0_DAT1 */
			AM62X_IOPAD(0x210, PIN_INPUT, 0)
			/* (AA3) MMC0_DAT2 */
			AM62X_IOPAD(0x20c, PIN_INPUT, 0)
			/* (Y4) MMC0_DAT3 */
			AM62X_IOPAD(0x208, PIN_INPUT, 0)
			/* (AB2) MMC0_DAT4 */
			AM62X_IOPAD(0x204, PIN_INPUT, 0)
			/* (AC1) MMC0_DAT5 */
			AM62X_IOPAD(0x200, PIN_INPUT, 0)
			/* (AD2) MMC0_DAT6 */
			AM62X_IOPAD(0x1fc, PIN_INPUT, 0)
			/* (AC2) MMC0_DAT7 */
			AM62X_IOPAD(0x1f8, PIN_INPUT, 0)
		>;
		bootph-all;
	};

	ospi0_pins: ospi0-pins {
		pinctrl-single,pins = <
			/* (H24) OSPI0_CLK */
			AM62X_IOPAD(0x000, PIN_OUTPUT, 0)
			/* (F23) OSPI0_CSn0 */
			AM62X_IOPAD(0x02c, PIN_OUTPUT, 0)
			/* (E25) OSPI0_D0 */
			AM62X_IOPAD(0x00c, PIN_INPUT, 0)
			/* (G24) OSPI0_D1 */
			AM62X_IOPAD(0x010, PIN_INPUT, 0)
			/* (F25) OSPI0_D2 */
			AM62X_IOPAD(0x014, PIN_INPUT, 0)
			/* (F24) OSPI0_D3 */
			AM62X_IOPAD(0x018, PIN_INPUT, 0)
			/* (J23) OSPI0_D4 */
			AM62X_IOPAD(0x01c, PIN_INPUT, 0)
			/* (J25) OSPI0_D5 */
			AM62X_IOPAD(0x020, PIN_INPUT, 0)
			/* (H25) OSPI0_D6 */
			AM62X_IOPAD(0x024, PIN_INPUT, 0)
			/* (J22) OSPI0_D7 */
			AM62X_IOPAD(0x028, PIN_INPUT, 0)
			/* (J24) OSPI0_DQS */
			AM62X_IOPAD(0x008, PIN_INPUT, 0)
			/* (G25) OSPI0_LBCLKO */
			AM62X_IOPAD(0x004, PIN_INPUT, 0)
		>;
	};

	pmic_irq_pins: pmic-irq-pins {
		pinctrl-single,pins = <
			/* (D16) EXTINTn */
			AM62X_IOPAD(0x01f4, PIN_INPUT_PULLUP, 0)
		>;
	};
};

#include "k3-am62-ti-ipc-firmware.dtsi"