arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts
Extension
.dts
Size
2680 bytes
Lines
140
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
/*
 * Samsung ExynosAutov9 SADK board device tree source
 *
 * Copyright (c) 2021 Samsung Electronics Co., Ltd.
 *
 */

/dts-v1/;
#include "exynosautov9.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>

/ {
	model = "Samsung ExynosAuto v9 SADK board";
	compatible = "samsung,exynosautov9-sadk", "samsung,exynosautov9";

	#address-cells = <2>;
	#size-cells = <2>;

	aliases {
		serial0 = &serial_0;
	};

	chosen {
		stdout-path = &serial_0;
	};

	memory@80000000 {
		device_type = "memory";
		reg = <0x0 0x80000000 0x0 0x77000000>,
		      <0x8 0x80000000 0x1 0x7ba00000>,
		      <0xa 0x00000000 0x2 0x00000000>;
	};

	gpio-keys {
		compatible = "gpio-keys";
		pinctrl-names = "default";
		pinctrl-0 = <&key_wakeup &key_volup &key_voldown>;

		key-wakeup {
			label = "Wakeup";
			linux,code = <KEY_WAKEUP>;
			gpios = <&gpa0 0 GPIO_ACTIVE_LOW>;
			wakeup-source;
		};

		key-volume-down {
			label = "Volume Down";
			linux,code = <KEY_VOLUMEDOWN>;
			gpios = <&gpg2 0 GPIO_ACTIVE_LOW>;
		};

		key-volume-up {
			label = "Volume Up";
			linux,code = <KEY_VOLUMEUP>;
			gpios = <&gpg1 5 GPIO_ACTIVE_LOW>;
		};
	};

	ufs_0_fixed_vcc_reg: regulator-0 {
		compatible = "regulator-fixed";
		regulator-name = "ufs-vcc";
		gpio = <&gpq0 1 GPIO_ACTIVE_HIGH>;
		regulator-boot-on;
		enable-active-high;
	};

	ufs_1_fixed_vcc_reg: regulator-1 {
		compatible = "regulator-fixed";

Annotation

Implementation Notes