arch/arm/boot/dts/samsung/exynos3250-monk.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/samsung/exynos3250-monk.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/samsung/exynos3250-monk.dts
Extension
.dts
Size
14737 bytes
Lines
641
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
/*
 * Samsung's Exynos3250 based Monk board device tree source
 *
 * Copyright (c) 2014 Samsung Electronics Co., Ltd.
 *		http://www.samsung.com
 *
 * Device tree source file for Samsung's Monk board which is based on
 * Samsung Exynos3250 SoC.
 */

/dts-v1/;
#include "exynos3250.dtsi"
#include "exynos4412-ppmu-common.dtsi"
#include <dt-bindings/input/input.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/clock/samsung,s2mps11.h>

/ {
	model = "Samsung Monk board";
	compatible = "samsung,monk", "samsung,exynos3250", "samsung,exynos3";

	aliases {
		i2c7 = &i2c_max77836;
		mmc0 = &mshc_0;
	};

	memory@40000000 {
		device_type = "memory";
		reg = <0x40000000 0x1ff00000>;
	};

	firmware@205f000 {
		compatible = "samsung,secure-firmware";
		reg = <0x0205f000 0x1000>;
	};

	gpio-keys {
		compatible = "gpio-keys";

		power-key {
			gpios = <&gpx2 7 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_POWER>;
			label = "power key";
			debounce-interval = <10>;
			wakeup-source;
		};
	};

	vemmc_reg: voltage-regulator-0 {
		compatible = "regulator-fixed";
		regulator-name = "V_EMMC_2.8V-fixed";
		regulator-min-microvolt = <2800000>;
		regulator-max-microvolt = <2800000>;
		gpio = <&gpk0 2 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	i2c_max77836: i2c-8 {
		compatible = "i2c-gpio";
		sda-gpios = <&gpd0 2 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
		scl-gpios = <&gpd0 3 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
		#address-cells = <1>;
		#size-cells = <0>;

		max77836: pmic@25 {
			compatible = "maxim,max77836";
			interrupt-parent = <&gpx1>;
			interrupts = <5 IRQ_TYPE_NONE>;
			reg = <0x25>;

Annotation

Implementation Notes