arch/arm/boot/dts/rockchip/rk3288-firefly.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/rockchip/rk3288-firefly.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/rockchip/rk3288-firefly.dtsi
Extension
.dtsi
Size
11753 bytes
Lines
574
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) 2014, 2015 FUKAUMI Naoki <naobsd@gmail.com>
 */

#include <dt-bindings/input/input.h>
#include "rk3288.dtsi"

/ {
	memory@0 {
		device_type = "memory";
		reg = <0x0 0x0 0x0 0x80000000>;
	};

	adc-keys {
		compatible = "adc-keys";
		io-channels = <&saradc 1>;
		io-channel-names = "buttons";
		keyup-threshold-microvolt = <1800000>;

		button-recovery {
			label = "Recovery";
			linux,code = <KEY_VENDOR>;
			press-threshold-microvolt = <0>;
		};
	};

	dovdd_1v8: regulator-dovdd-1v8 {
		compatible = "regulator-fixed";
		regulator-name = "dovdd_1v8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		vin-supply = <&vcc28_dvp>;
	};

	ext_gmac: external-gmac-clock {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <125000000>;
		clock-output-names = "ext_gmac";
	};

	ir: ir-receiver {
		compatible = "gpio-ir-receiver";
		pinctrl-names = "default";
		pinctrl-0 = <&ir_int>;
	};

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

		key-power {
			wakeup-source;
			gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_LOW>;
			label = "GPIO Power";
			linux,code = <KEY_POWER>;
			pinctrl-names = "default";
			pinctrl-0 = <&pwr_key>;
		};
	};

	leds {
		compatible = "gpio-leds";

		work_led: led-0 {
			gpios = <&gpio8 RK_PA1 GPIO_ACTIVE_LOW>;
			label = "firefly:blue:user";
			linux,default-trigger = "rc-feedback";
			pinctrl-names = "default";
			pinctrl-0 = <&work_led_pin>;

Annotation

Implementation Notes