arch/arm64/boot/dts/rockchip/rk3566-tinker-board-3.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/rockchip/rk3566-tinker-board-3.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/rockchip/rk3566-tinker-board-3.dtsi
Extension
.dtsi
Size
5375 bytes
Lines
279
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) 2025 Michael Opdenacker <michael.opdenacker@rootcommit.com>
 */

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include <dt-bindings/soc/rockchip,vop2.h>
#include "rk3566.dtsi"

/ {
	aliases {
		i2c0 = &i2c0;
		i2c2 = &i2c2;
		mmc1 = &sdmmc0;
		serial2 = &uart2;
	};

	chosen {
		stdout-path = "serial2:1500000n8";
	};

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

		act-led {
			gpios = <&gpio0 RK_PD4 GPIO_ACTIVE_HIGH>;
			linux,default-trigger="mmc1";
		};

		rsv-led {
			gpios = <&gpio0 RK_PD6 GPIO_ACTIVE_HIGH>;
			linux,default-trigger="none";
		};
	};

	vcc3v3_sys: regulator-3v3-vcc-sys {
		compatible = "regulator-fixed";
		regulator-name = "vcc3v3_sys";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vcc5v0_sys>;
	};

	vcc5v0_sys: regulator-5v0-vcc-sys {
		compatible = "regulator-fixed";
		regulator-name = "vcc5v0_sys";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
	};

	vcc5v0_usb_host: regulator-5v0-vcc-usb-host {
		compatible = "regulator-fixed";
		enable-active-high;
		gpios = <&gpio0 RK_PA6 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&u2_a_vbus_en>;
		regulator-name = "vcc5v0_usb_host";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		vin-supply = <&vcc5v0_sys>;
	};
};

&cpu0 {

Annotation

Implementation Notes