u-boot/arch/arm/dts/stm32429i-eval.dts

// SPDX-License-Identifier: GPL-2.0+
/*
 * Copyright (C) 2015, STMicroelectronics - All Rights Reserved
 * Author: Maxime Coquelin <mcoquelin.stm32@gmail.com> for STMicroelectronics.
 */

/dts-v1/;
#include "stm32f429.dtsi"
#include "stm32f429-pinctrl.dtsi"
#include <dt-bindings/input/input.h>
#include <dt-bindings/gpio/gpio.h>

/ {
	model = "STMicroelectronics STM32429i-EVAL board";
	compatible = "st,stm32429i-eval", "st,stm32f429";

	chosen {
		bootargs = "root=/dev/ram";
		stdout-path = "serial0:115200n8";
	};

	memory {
		reg = <0x00000000 0x2000000>;
	};

	aliases {
		serial0 = &usart1;
	};

	clocks {
		clk_ext_camera: clk-ext-camera {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <24000000>;
		};
	};

	soc {
		dma-ranges = <0xc0000000 0x0 0x10000000>;
	};

	regulators {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <0>;

		reg_vref: regulator@0 {
			compatible = "regulator-fixed";
			reg = <0>;
			regulator-name = "vref";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
		};
	};

	leds {
		compatible = "gpio-leds";
		green {
			gpios = <&gpiog 6 1>;
			linux,default-trigger = "heartbeat";
		};
		orange {
			gpios = <&gpiog 7 1>;
		};
		red {
			gpios = <&gpiog 10 1>;
		};
		blue {
			gpios = <&gpiog 12 1>;
		};
	};

	gpio_keys {
		compatible = "gpio-keys";
		#address-cells = <1>;
		#size-cells = <0>;
		autorepeat;
		button@0 {
			label = "Wake up";
			linux,code = <KEY_WAKEUP>;
			gpios = <&gpioa 0 0>;
		};
		button@1 {
			label = "Tamper";
			linux,code = <KEY_RESTART>;
			gpios = <&gpioc 13 0>;
		};
	};

	usbotg_hs_phy: usbphy {
		#phy-cells = <0>;
		compatible = "usb-nop-xceiv";
		clocks = <&rcc 0 STM32F4_AHB1_CLOCK(OTGHSULPI)>;
		clock-names = "main_clk";
	};

	panel_rgb: panel-rgb {
		compatible = "ampire,am-480272h3tmqw-t01h";
		status = "okay";
		port {
			panel_in_rgb: endpoint {
				remote-endpoint = <&ltdc_out_rgb>;
			};
		};
	};

	mmc_vcard: mmc_vcard {
		compatible = "regulator-fixed";
		regulator-name = "mmc_vcard";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};
};

&adc {
	pinctrl-names = "default";
	pinctrl-0 = <&adc3_in8_pin>;
	vref-supply = <&reg_vref>;
	status = "okay";
	adc3: adc@200 {
		st,adc-channels = <8>;
		status = "okay";
	};
};

&clk_hse {
	clock-frequency = <25000000>;
};

&crc {
	status = "okay";
};

&dcmi {
	status = "okay";

	port {
		dcmi_0: endpoint {
			remote-endpoint = <&ov2640_0>;
			bus-width = <8>;
			hsync-active = <0>;
			vsync-active = <0>;
			pclk-sample = <1>;
		};
	};
};

&i2c1 {
	pinctrl-0 = <&i2c1_pins>;
	pinctrl-names = "default";
	status = "okay";

	ov2640: camera@30 {
		compatible = "ovti,ov2640";
		reg = <0x30>;
		resetb-gpios = <&stmpegpio 2 GPIO_ACTIVE_HIGH>;
		pwdn-gpios = <&stmpegpio 0 GPIO_ACTIVE_LOW>;
		clocks = <&clk_ext_camera>;
		clock-names = "xvclk";
		status = "okay";

		port {
			ov2640_0: endpoint {
				remote-endpoint = <&dcmi_0>;
			};
		};
	};

	stmpe1600: stmpe1600@42 {
		compatible = "st,stmpe1600";
		reg = <0x42>;
		interrupts = <8 3>;
		interrupt-parent = <&gpioi>;
		interrupt-controller;
		wakeup-source;

		stmpegpio: stmpe_gpio {
			compatible = "st,stmpe-gpio";
			gpio-controller;
			#gpio-cells = <2>;
		};
	};
};

&iwdg {
	status = "okay";
	timeout-sec = <32>;
};

&ltdc {
	status = "okay";
	pinctrl-0 = <&ltdc_pins>;
	pinctrl-names = "default";
	dma-ranges;

	port {
		ltdc_out_rgb: endpoint {
			remote-endpoint = <&panel_in_rgb>;
		};
	};
};

&mac {
	status = "okay";
	pinctrl-0	= <&ethernet_mii>;
	pinctrl-names	= "default";
	phy-mode	= "mii";
	phy-handle	= <&phy1>;
	mdio0 {
		#address-cells = <1>;
		#size-cells = <0>;
		compatible = "snps,dwmac-mdio";
		phy1: ethernet-phy@1 {
			reg = <1>;
		};
	};
};

&rtc {
	status = "okay";
};

&sdio {
	status = "okay";
	vmmc-supply = <&mmc_vcard>;
	cd-gpios = <&stmpegpio 15 GPIO_ACTIVE_LOW>;
	pinctrl-names = "default", "opendrain";
	pinctrl-0 = <&sdio_pins>;
	pinctrl-1 = <&sdio_pins_od>;
	bus-width = <4>;
	max-frequency = <14000000>;
};

&timers1 {
	status = "okay";

	pwm {
		pinctrl-0 = <&pwm1_pins>;
		pinctrl-names = "default";
		status = "okay";
	};

	timer@0 {
		status = "okay";
	};
};

&timers3 {
	status = "okay";

	pwm {
		pinctrl-0 = <&pwm3_pins>;
		pinctrl-names = "default";
		status = "okay";
	};

	timer@2 {
		status = "okay";
	};
};

&usart1 {
	pinctrl-0 = <&usart1_pins_a>;
	pinctrl-names = "default";
	status = "okay";
};

&usbotg_hs {
	dr_mode = "host";
	phys = <&usbotg_hs_phy>;
	phy-names = "usb2-phy";
	pinctrl-0 = <&usbotg_hs_pins_a>;
	pinctrl-names = "default";
	status = "okay";
};