arch/arm64/boot/dts/rockchip/rk3576-nanopi-r76s.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/rockchip/rk3576-nanopi-r76s.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/rockchip/rk3576-nanopi-r76s.dts
Extension
.dts
Size
18221 bytes
Lines
872
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-later OR MIT
/*
 * Copyright (c) 2025 FriendlyElec Computer Tech. Co., Ltd.
 * (http://www.friendlyelec.com)
 *
 * Copyright (c) 2025 Tianling Shen <cnsztl@gmail.com>
 */

/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include <dt-bindings/soc/rockchip,vop2.h>

#include "rk3576.dtsi"

/ {
	model = "FriendlyElec NanoPi R76S";
	compatible = "friendlyarm,nanopi-r76s", "rockchip,rk3576";

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

	chosen {
		stdout-path = "serial0:1500000n8";
	};

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

		button-reset {
			label = "reset";
			gpios = <&gpio4 RK_PA2 GPIO_ACTIVE_LOW>;
			debounce-interval = <50>;
			linux,code = <KEY_RESTART>;
			wakeup-source;
		};
	};

	gpio-leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&led1_h>, <&led_sys_h>, <&led2_h>;

		led-0 {
			color = <LED_COLOR_ID_GREEN>;
			function = LED_FUNCTION_LAN;
			gpios = <&gpio2 RK_PB0 GPIO_ACTIVE_HIGH>;
		};

		led-1 {
			color = <LED_COLOR_ID_RED>;
			function = LED_FUNCTION_POWER;
			gpios = <&gpio2 RK_PB3 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "heartbeat";
		};

		led-2 {
			color = <LED_COLOR_ID_GREEN>;
			function = LED_FUNCTION_WAN;
			gpios = <&gpio4 RK_PC5 GPIO_ACTIVE_HIGH>;
		};
	};

Annotation

Implementation Notes