arch/arm/boot/dts/renesas/r8a7794-silk.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/renesas/r8a7794-silk.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/renesas/r8a7794-silk.dts
Extension
.dts
Size
10397 bytes
Lines
592
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
/*
 * Device Tree Source for the SILK board
 *
 * Copyright (C) 2014 Renesas Electronics Corporation
 * Copyright (C) 2014-2015 Renesas Solutions Corp.
 * Copyright (C) 2014-2015 Cogent Embedded, Inc.
 */

/*
 * SSI-AK4643
 *
 * SW1: 2-1: AK4643
 *      2-3: ADV7511
 *
 * This command is required before playback/capture:
 *
 *	amixer set "LINEOUT Mixer DACL" on
 */

/dts-v1/;
#include "r8a7794.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>

/ {
	model = "SILK";
	compatible = "renesas,silk", "renesas,r8a7794";

	aliases {
		serial0 = &scif2;
		i2c9 = &gpioi2c1;
		i2c10 = &i2chdmi;
		mmc0 = &mmcif0;
		mmc1 = &sdhi1;
	};

	chosen {
		bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
		stdout-path = "serial0:115200n8";
	};

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

	keyboard {
		compatible = "gpio-keys";

		pinctrl-0 = <&keyboard_pins>;
		pinctrl-names = "default";

		key-3 {
			gpios = <&gpio5 10 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_3>;
			label = "SW3";
			wakeup-source;
			debounce-interval = <20>;
		};
		key-4 {
			gpios = <&gpio5 11 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_4>;
			label = "SW4";
			wakeup-source;
			debounce-interval = <20>;
		};
		key-6 {
			gpios = <&gpio5 12 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_6>;

Annotation

Implementation Notes