arch/arm/boot/dts/samsung/exynos5250-spring.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/samsung/exynos5250-spring.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/samsung/exynos5250-spring.dts
Extension
.dts
Size
12725 bytes
Lines
568
Domain
Architecture Layer
Bucket
arch/arm
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
/*
 * Google Spring board device tree source
 *
 * Copyright (c) 2013 Google, Inc
 * Copyright (c) 2014 SUSE LINUX Products GmbH
 */

/dts-v1/;
#include <dt-bindings/clock/samsung,s2mps11.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/input/input.h>
#include "exynos5250.dtsi"

/ {
	model = "Google Spring";
	compatible = "google,spring", "samsung,exynos5250", "samsung,exynos5";
	chassis-type = "laptop";

	memory@40000000 {
		device_type = "memory";
		reg = <0x40000000 0x80000000>;
	};

	aliases {
		mmc0 = &mmc_0;
		mmc1 = &mmc_1;
	};

	chosen {
		bootargs = "console=tty1";
		stdout-path = "serial3:115200n8";
	};

	gpio-keys {
		compatible = "gpio-keys";
		pinctrl-names = "default";
		pinctrl-0 = <&power_key_irq>, <&lid_irq>;

		power-key {
			label = "Power";
			gpios = <&gpx1 3 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_POWER>;
			wakeup-source;
		};

		lid-switch {
			label = "Lid";
			gpios = <&gpx3 5 GPIO_ACTIVE_LOW>;
			linux,input-type = <5>; /* EV_SW */
			linux,code = <0>; /* SW_LID */
			debounce-interval = <1>;
			wakeup-source;
		};
	};

	usb-hub {
		compatible = "smsc,usb3503a";
		reset-gpios = <&gpe1 0 GPIO_ACTIVE_LOW>;
		pinctrl-names = "default";
		pinctrl-0 = <&hsic_reset>;
	};

	fixed-rate-clocks {
		xxti {
			compatible = "samsung,clock-xxti";
			clock-frequency = <24000000>;
		};
	};

Annotation

Implementation Notes