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

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

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/samsung/s5pv210-aquila.dts
Extension
.dts
Size
8495 bytes
Lines
399
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 Samsung Aquila board.
 */

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

/ {
	model = "Samsung Aquila based on S5PC110";
	compatible = "samsung,aquila", "samsung,s5pv210";

	aliases {
		i2c3 = &i2c_pmic;
	};

	chosen {
		bootargs = "console=ttySAC2,115200n8 root=/dev/mmcblk1p5 rw rootwait ignore_loglevel earlyprintk";
	};

	memory@30000000 {
		device_type = "memory";
		reg = <0x30000000 0x05000000>, <0x40000000 0x18000000>;
	};

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

	vtf_reg: regulator-0 {
		compatible = "regulator-fixed";
		regulator-name = "V_TF_2.8V";
		regulator-min-microvolt = <2800000>;
		regulator-max-microvolt = <2800000>;
		gpio = <&mp05 4 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	pda_reg: regulator-1 {
		compatible = "regulator-fixed";
		regulator-name = "VCC_1.8V_PDA";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
	};

	bat_reg: regulator-2 {
		compatible = "regulator-fixed";
		regulator-name = "V_BAT";
		regulator-min-microvolt = <3700000>;
		regulator-max-microvolt = <3700000>;
	};

	i2c_pmic: i2c-3 {
		compatible = "i2c-gpio";
		sda-gpios = <&gpj4 0 GPIO_ACTIVE_HIGH>;
		scl-gpios = <&gpj4 3 GPIO_ACTIVE_HIGH>;
		i2c-gpio,delay-us = <2>;        /* ~100 kHz */
		#address-cells = <1>;

Annotation

Implementation Notes