arch/arm/boot/dts/allwinner/sunxi-libretech-all-h3-cc.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/allwinner/sunxi-libretech-all-h3-cc.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/allwinner/sunxi-libretech-all-h3-cc.dtsi
Extension
.dtsi
Size
4076 bytes
Lines
238
Domain
Architecture Layer
Bucket
arch/arm
Inferred role
Architecture Layer: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (C) 2017 Chen-Yu Tsai <wens@csie.org>
 */

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>

/ {
	aliases {
		ethernet0 = &emac;
		serial0 = &uart0;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	connector {
		compatible = "hdmi-connector";
		type = "a";

		port {
			hdmi_con_in: endpoint {
				remote-endpoint = <&hdmi_out_con>;
			};
		};
	};

	leds {
		compatible = "gpio-leds";

		pwr_led {
			label = "librecomputer:green:pwr";
			gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>; /* PL10 */
			default-state = "on";
		};

		status_led {
			label = "librecomputer:blue:status";
			gpios = <&pio 0 7 GPIO_ACTIVE_HIGH>; /* PA7 */
		};
	};

	gpio-keys {
		compatible = "gpio-keys";

		key-power {
			label = "power";
			linux,code = <KEY_POWER>;
			gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 */
			wakeup-source;
		};
	};

	reg_vcc1v2: vcc1v2 {
		compatible = "regulator-fixed";
		regulator-name = "vcc1v2";
		regulator-min-microvolt = <1200000>;
		regulator-max-microvolt = <1200000>;
		regulator-always-on;
		regulator-boot-on;
		vin-supply = <&reg_vcc5v0>;
		gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
		enable-active-high;
	};

	reg_vcc3v3: vcc3v3 {
		compatible = "regulator-fixed";
		regulator-name = "vcc3v3";

Annotation

Implementation Notes