arch/arm64/boot/dts/exynos/exynos7-espresso.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/exynos/exynos7-espresso.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/exynos/exynos7-espresso.dts
Extension
.dts
Size
10192 bytes
Lines
423
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 Exynos7 Espresso board device tree source
 *
 * Copyright (c) 2014 Samsung Electronics Co., Ltd.
 *		http://www.samsung.com
 */

/dts-v1/;
#include "exynos7.dtsi"
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/clock/samsung,s2mps11.h>
#include <dt-bindings/gpio/gpio.h>

/ {
	model = "Samsung Exynos7 Espresso board based on Exynos7";
	compatible = "samsung,exynos7-espresso", "samsung,exynos7";

	aliases {
		mmc0 = &mmc_0;
		mmc2 = &mmc_2;
		serial0 = &serial_2;
	};

	chosen {
		stdout-path = &serial_2;
	};

	memory@40000000 {
		device_type = "memory";
		reg = <0x0 0x40000000 0x0 0xc0000000>;
	};

	usb30_vbus_reg: regulator-usb30 {
		compatible = "regulator-fixed";
		regulator-name = "VBUS_5V";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		gpio = <&gph1 1 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&usb30_vbus_en>;
		enable-active-high;
	};

	usb3drd_boost_5v: regulator-usb3drd-boost {
		compatible = "regulator-fixed";
		regulator-name = "VUSB_VBUS_5V";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		gpio = <&gpf4 1 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&usb3drd_boost_en>;
		enable-active-high;
	};

};

&fin_pll {
	clock-frequency = <24000000>;
};

&gpu {
	mali-supply = <&buck6_reg>;
};

&serial_2 {
	status = "okay";
};

&rtc {

Annotation

Implementation Notes