arch/arm/boot/dts/samsung/exynos3250-artik5.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/samsung/exynos3250-artik5.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/samsung/exynos3250-artik5.dtsi
Extension
.dtsi
Size
10062 bytes
Lines
431
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 ARTIK5 module device tree source
 *
 * Copyright (c) 2016 Samsung Electronics Co., Ltd.
 *		http://www.samsung.com
 *
 * Device tree source file for Samsung's ARTIK5 module which is based on
 * Samsung Exynos3250 SoC.
 */

#include "exynos3250.dtsi"
#include <dt-bindings/clock/samsung,s2mps11.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>

/ {
	compatible = "samsung,artik5", "samsung,exynos3250", "samsung,exynos3";

	aliases {
		mmc0 = &mshc_0;
		mmc1 = &mshc_1;
	};

	chosen {
		stdout-path = &serial_2;
	};

	memory@40000000 {
		device_type = "memory";
		reg = <0x40000000 0x1f800000>;
	};

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

	thermal-zones {
		cpu_thermal: cpu-thermal {
			cooling-maps {
				map0 {
					/* Corresponds to 500MHz */
					cooling-device = <&cpu0 5 5>,
							 <&cpu1 5 5>;
				};
				map1 {
					/* Corresponds to 200MHz */
					cooling-device = <&cpu0 8 8>,
							 <&cpu1 8 8>;
				};
			};
		};
	};
};

&adc {
	vdd-supply = <&ldo7_reg>;
	assigned-clocks = <&cmu CLK_SCLK_TSADC>;
	assigned-clock-rates = <6000000>;
};

&cmu {
	clocks = <&xusbxti>;
};

&cpu0 {
	cpu0-supply = <&buck2_reg>;
};

Annotation

Implementation Notes