arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts

Source file repositories/reference/linux-study-clean/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts

File Facts

System
Linux kernel
Corpus path
arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts
Extension
.dts
Size
6986 bytes
Lines
387
Domain
Architecture Layer
Bucket
arch/riscv
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) 2024 Yangyu Chen <cyy@cyyself.name>
 * Copyright (C) 2025 Hendrik Hamerlinck <hendrik.hamerlinck@hammernet.be>
 */

/dts-v1/;

#include "k1.dtsi"
#include "k1-pinctrl.dtsi"

/ {
	model = "OrangePi RV2";
	compatible = "xunlong,orangepi-rv2", "spacemit,k1";

	aliases {
		serial0 = &uart0;
		ethernet0 = &eth0;
		ethernet1 = &eth1;
		mmc0 = &emmc;
		mmc1 = &sdhci0;
	};

	chosen {
		stdout-path = "serial0";
	};

	pcie_vcc3v3: regulator-pcie-vcc3v3 {
		compatible = "regulator-fixed";
		enable-active-high;
		gpios = <&gpio K1_GPIO(116) GPIO_ACTIVE_HIGH>;
		regulator-name = "pcie_vcc3v3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vcc_5v0>;
	};

	vcc_5v0: regulator-vcc-5v0 {
		compatible = "regulator-fixed";
		regulator-name = "vcc_5v0";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
	};

	vcc4v0: regulator-vcc4v0 {
		compatible = "regulator-fixed";
		regulator-name = "vcc4v0";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <4000000>;
		regulator-max-microvolt = <4000000>;
		vin-supply = <&vcc_5v0>;
	};

	vcc5v0_usb30: regulator-vcc5v0-usb30 {
		compatible = "regulator-fixed";
		enable-active-high;
		gpios = <&gpio K1_GPIO(123) GPIO_ACTIVE_HIGH>;
		regulator-name = "vcc5v0_usb30";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		vin-supply = <&vcc_5v0>;
	};

	leds {
		compatible = "gpio-leds";

		led1 {

Annotation

Implementation Notes