arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
Extension
.dts
Size
18761 bytes
Lines
878
Domain
Architecture Layer
Bucket
arch/arm64
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) 2020 Martijn Braam <martijn@brixit.nl>
 * Copyright (c) 2021 Kamil Trzciński <ayufan@ayufan.eu>
 */

/*
 * PinePhone Pro datasheet:
 * https://files.pine64.org/doc/PinePhonePro/PinephonePro-Schematic-V1.0-20211127.pdf
 */

/dts-v1/;
#include <dt-bindings/input/gpio-keys.h>
#include <dt-bindings/input/linux-event-codes.h>
#include <dt-bindings/leds/common.h>
#include "rk3399-s.dtsi"

/ {
	model = "Pine64 PinePhone Pro";
	compatible = "pine64,pinephone-pro", "rockchip,rk3399";
	chassis-type = "handset";

	aliases {
		mmc0 = &sdio0;
		mmc1 = &sdmmc;
		mmc2 = &sdhci;
	};

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

	adc-keys {
		compatible = "adc-keys";
		io-channels = <&saradc 1>;
		io-channel-names = "buttons";
		keyup-threshold-microvolt = <1600000>;
		poll-interval = <100>;

		button-up {
			label = "Volume Up";
			linux,code = <KEY_VOLUMEUP>;
			press-threshold-microvolt = <2000>;
		};

		button-down {
			label = "Volume Down";
			linux,code = <KEY_VOLUMEDOWN>;
			press-threshold-microvolt = <300000>;
		};
	};

	backlight: backlight {
		compatible = "pwm-backlight";
		pwms = <&pwm0 0 50000 0>;
	};

	gpio-keys {
		compatible = "gpio-keys";
		pinctrl-names = "default";
		pinctrl-0 = <&pwrbtn_pin>;

		key-power {
			debounce-interval = <20>;
			gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_LOW>;
			label = "Power";
			linux,code = <KEY_POWER>;
			wakeup-source;
		};
	};

Annotation

Implementation Notes