GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

2026-09-06 03:52:57 +08:00
commit b1928b41c0
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+// 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";
+};