arch/arm/boot/dts/samsung/exynos5410.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/samsung/exynos5410.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/samsung/exynos5410.dtsi
Extension
.dtsi
Size
10076 bytes
Lines
441
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 Exynos5410 SoC device tree source
 *
 * Copyright (c) 2013 Samsung Electronics Co., Ltd.
 *		http://www.samsung.com
 *
 * Samsung Exynos5410 SoC device nodes are listed in this file.
 * Exynos5410 based board files can include this file and provide
 * values for board specific bindings.
 */

#include "exynos54xx.dtsi"
#include <dt-bindings/clock/exynos5410.h>
#include <dt-bindings/clock/exynos-audss-clk.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>

/ {
	compatible = "samsung,exynos5410", "samsung,exynos5";
	interrupt-parent = <&gic>;

	aliases {
		pinctrl0 = &pinctrl_0;
		pinctrl1 = &pinctrl_1;
		pinctrl2 = &pinctrl_2;
		pinctrl3 = &pinctrl_3;
	};

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;

		cpu0: cpu@0 {
			device_type = "cpu";
			compatible = "arm,cortex-a15";
			reg = <0x0>;
			clock-frequency = <1600000000>;
		};

		cpu1: cpu@1 {
			device_type = "cpu";
			compatible = "arm,cortex-a15";
			reg = <0x1>;
			clock-frequency = <1600000000>;
		};

		cpu2: cpu@2 {
			device_type = "cpu";
			compatible = "arm,cortex-a15";
			reg = <0x2>;
			clock-frequency = <1600000000>;
		};

		cpu3: cpu@3 {
			device_type = "cpu";
			compatible = "arm,cortex-a15";
			reg = <0x3>;
			clock-frequency = <1600000000>;
		};
	};

	soc: soc {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		pmu_system_controller: system-controller@10040000 {
			compatible = "samsung,exynos5410-pmu", "syscon";
			reg = <0x10040000 0x5000>;

Annotation

Implementation Notes