arch/arm64/boot/dts/rockchip/rk3308-sakurapi-rk3308b.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/rockchip/rk3308-sakurapi-rk3308b.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/rockchip/rk3308-sakurapi-rk3308b.dts
Extension
.dts
Size
5334 bytes
Lines
266
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) 2019 Akash Gajjar <akash@openedev.com>
 * Copyright (c) 2019 Jagan Teki <jagan@openedev.com>
 * Copyright (C) 2024 TheSnowfield <thesnowfield@sakurapi.org>
 * Copyright (C) 2025 Hsun Lai <i@chainsx.cn>
 */

/dts-v1/;
#include "rk3308.dtsi"
#include <dt-bindings/leds/common.h>

/ {
	model = "Sakura Pi RK3308B";
	compatible = "sakurapi,rk3308-sakurapi-rk3308b", "rockchip,rk3308";

	aliases {
		mmc0 = &emmc;
		mmc1 = &sdmmc;
		mmc2 = &sdio;
	};

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

	vcc5v0_sys: regulator-vcc5v0-sys {
		compatible = "regulator-fixed";
		regulator-name = "vcc5v0_sys";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
	};

	vdd_core: regulator-vdd-core {
		compatible = "pwm-regulator";
		pwms = <&pwm0 0 5000 1>;
		regulator-name = "vdd_core";
		regulator-min-microvolt = <827000>;
		regulator-max-microvolt = <1340000>;
		regulator-settling-time-up-us = <250>;
		regulator-always-on;
		regulator-boot-on;
		pwm-supply = <&vcc5v0_sys>;
	};

	vdd_log: regulator-vdd-log {
		compatible = "regulator-fixed";
		regulator-name = "vdd_log";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <1050000>;
		regulator-max-microvolt = <1050000>;
		vin-supply = <&vcc5v0_sys>;
	};

	vcc_ddr: regulator-vcc-ddr {
		compatible = "regulator-fixed";
		regulator-name = "vcc_ddr";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <1500000>;
		regulator-max-microvolt = <1500000>;
		vin-supply = <&vcc5v0_sys>;
	};

	vcc_1v8: regulator-vcc-1v8 {
		compatible = "regulator-fixed";
		regulator-name = "vcc_1v8";

Annotation

Implementation Notes