arch/arm/boot/dts/rockchip/rk3288-rock2-square.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/rockchip/rk3288-rock2-square.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/rockchip/rk3288-rock2-square.dts
Extension
.dts
Size
5499 bytes
Lines
288
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)

/dts-v1/;
#include <dt-bindings/input/input.h>
#include "rk3288-rock2-som.dtsi"

/ {
	model = "Radxa Rock 2 Square";
	compatible = "radxa,rock2-square", "rockchip,rk3288";

	chosen {
		stdout-path = "serial2:115200n8";
	};

	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>;
		};
	};

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

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

	gpio-leds {
		compatible = "gpio-leds";

		heartbeat_led: led-0 {
			gpios = <&gpio7 RK_PB7 GPIO_ACTIVE_LOW>;
			label = "rock2:green:state1";
			linux,default-trigger = "heartbeat";
		};

		mmc_led: led-1 {
			gpios = <&gpio0 RK_PB3 GPIO_ACTIVE_LOW>;
			label = "rock2:blue:state2";
			linux,default-trigger = "mmc0";
		};
	};

	ir: ir-receiver {
		compatible = "gpio-ir-receiver";
		gpios = <&gpio8 RK_PA1 GPIO_ACTIVE_LOW>;
		pinctrl-names = "default";
		pinctrl-0 = <&ir_int>;
	};

	sound {
		compatible = "simple-audio-card";
		simple-audio-card,name = "SPDIF";
		simple-audio-card,dai-link@1 {  /* S/PDIF - S/PDIF */
			cpu { sound-dai = <&spdif>; };
			codec { sound-dai = <&spdif_out>; };
		};

Annotation

Implementation Notes