uboot/u-boot-stm32mp-2020.01/arch/arm/dts/stm32f469-disco.dts

// SPDX-License-Identifier: GPL-2.0+ OR X11
/*
 * Copyright 2016 - Lee Jones <lee.jones@linaro.org>
 *
 */

/dts-v1/;
#include "stm32f469.dtsi"
#include "stm32f469-pinctrl.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>

/ {
	model = "STMicroelectronics STM32F469i-DISCO board";
	compatible = "st,stm32f469i-disco", "st,stm32f469";

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

	memory {
		device_type = "memory";
		reg = <0x00000000 0x1000000>;
	};

	aliases {
		serial0 = &usart3;
	};

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

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

	leds {
		compatible = "gpio-leds";
		green {
			gpios = <&gpiog 6 GPIO_ACTIVE_LOW>;
			linux,default-trigger = "heartbeat";
		};
		orange {
			gpios = <&gpiod 4 GPIO_ACTIVE_LOW>;
		};
		red {
			gpios = <&gpiod 5 GPIO_ACTIVE_LOW>;
		};
		blue {
			gpios = <&gpiok 3 GPIO_ACTIVE_LOW>;
		};
	};

	gpio_keys {
		compatible = "gpio-keys";
		#address-cells = <1>;
		#size-cells = <0>;
		autorepeat;
		button@0 {
			label = "User";
			linux,code = <KEY_WAKEUP>;
			gpios = <&gpioa 0 GPIO_ACTIVE_HIGH>;
		};
	};

	/* This turns on vbus for otg for host mode (dwc2) */
	vcc5v_otg: vcc5v-otg-regulator {
		compatible = "regulator-fixed";
		enable-active-high;
		gpio = <&gpiob 2 GPIO_ACTIVE_HIGH>;
		regulator-name = "vcc5_host1";
		regulator-always-on;
	};
};

&rcc {
	compatible = "st,stm32f469-rcc", "st,stm32f42xx-rcc", "st,stm32-rcc";
};

&clk_hse {
	clock-frequency = <8000000>;
};

&dsi {
	#address-cells = <1>;
	#size-cells = <0>;
	status = "okay";

	ports {
		#address-cells = <1>;
		#size-cells = <0>;

		port@0 {
			reg = <0>;
			dsi_in: endpoint {
				remote-endpoint = <&ltdc_out_dsi>;
			};
		};

		port@1 {
			reg = <1>;
			dsi_out: endpoint {
				remote-endpoint = <&dsi_panel_in>;
			};
		};
	};

	panel-dsi@0 {
		compatible = "orisetech,otm8009a";
		reg = <0>; /* dsi virtual channel (0..3) */
		reset-gpios = <&gpioh 7 GPIO_ACTIVE_LOW>;
		status = "okay";

		port {
			dsi_panel_in: endpoint {
				remote-endpoint = <&dsi_out>;
			};
		};
	};
};

&ltdc {
	dma-ranges;
	status = "okay";

	port {
		ltdc_out_dsi: endpoint@0 {
			remote-endpoint = <&dsi_in>;
		};
	};
};

&rtc {
	status = "okay";
};

&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";
	};
};

&sdio {
	status = "okay";
	vmmc-supply = <&mmc_vcard>;
	cd-gpios = <&gpiog 2 GPIO_ACTIVE_LOW>;
	broken-cd;
	pinctrl-names = "default", "opendrain";
	pinctrl-0 = <&sdio_pins>;
	pinctrl-1 = <&sdio_pins_od>;
	bus-width = <4>;
};

&usart3 {
	pinctrl-0 = <&usart3_pins_a>;
	pinctrl-names = "default";
	status = "okay";
};

&usbotg_fs {
	dr_mode = "host";
	pinctrl-0 = <&usbotg_fs_pins_a>;
	pinctrl-names = "default";
	status = "okay";
};