arch/arm/boot/dts/samsung/s5pv210-smdkv210.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/samsung/s5pv210-smdkv210.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/samsung/s5pv210-smdkv210.dts
Extension
.dts
Size
4687 bytes
Lines
255
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 S5PV210 SoC device tree source
 *
 * Copyright (c) 2013-2014 Samsung Electronics, Co. Ltd.
 *
 * Mateusz Krawczuk <m.krawczuk@partner.samsung.com>
 * Tomasz Figa <t.figa@samsung.com>
 *
 * Board device tree source for YIC System SMDV210 board.
 *
 * NOTE: This file is completely based on original board file for mach-smdkv210
 * available in Linux 3.15 and intends to provide equivalent level of hardware
 * support. Due to lack of hardware, _no_ testing has been performed.
 */

/dts-v1/;
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/input/input.h>
#include "s5pv210.dtsi"

/ {
	model = "YIC System SMDKV210 based on S5PV210";
	compatible = "yic,smdkv210", "samsung,s5pv210";

	chosen {
		bootargs = "console=ttySAC0,115200n8 root=/dev/mmcblk0p1 rw rootwait ignore_loglevel earlyprintk";
	};

	memory@20000000 {
		device_type = "memory";
		reg = <0x20000000 0x40000000>;
	};

	pmic_ap_clk: clock-0 {
		/* Workaround for missing PMIC and its clock */
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <32768>;
	};

	ethernet@a8000000 {
		compatible = "davicom,dm9000";
		reg = <0xa8000000 0x2>, <0xa8000002 0x2>;
		interrupt-parent = <&gph1>;
		interrupts = <1 IRQ_TYPE_LEVEL_HIGH>;
		local-mac-address = [00 00 de ad be ef];
		davicom,no-eeprom;
	};

	backlight {
		compatible = "pwm-backlight";
		pwms = <&pwm 3 5000000 0>;
		brightness-levels = <0 4 8 16 32 64 128 255>;
		default-brightness-level = <6>;
		pinctrl-names = "default";
		pinctrl-0 = <&pwm3_out>;
		power-supply = <&dc5v_reg>;
	};

	dc5v_reg: regulator-0 {
		compatible = "regulator-fixed";
		regulator-name = "DC5V";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
	};
};

&xusbxti {
	clock-frequency = <24000000>;

Annotation

Implementation Notes