arch/arm/boot/dts/socionext/uniphier-pro4-ref.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/socionext/uniphier-pro4-ref.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/socionext/uniphier-pro4-ref.dts
Extension
.dts
Size
1500 bytes
Lines
119
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+ OR MIT
//
// Device Tree Source for UniPhier Pro4 Reference Board
//
// Copyright (C) 2015-2016 Socionext Inc.
//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>

/dts-v1/;
#include "uniphier-pro4.dtsi"
#include "uniphier-ref-daughter.dtsi"
#include "uniphier-support-card.dtsi"

/ {
	model = "UniPhier Pro4 Reference Board";
	compatible = "socionext,uniphier-pro4-ref", "socionext,uniphier-pro4";

	chosen {
		stdout-path = "serial0:115200n8";
	};

	aliases {
		serial0 = &serial0;
		serial1 = &serial1;
		serial2 = &serial2;
		serial3 = &serialsc;
		i2c0 = &i2c0;
		i2c1 = &i2c1;
		i2c2 = &i2c2;
		i2c3 = &i2c3;
		i2c5 = &i2c5;
		i2c6 = &i2c6;
		ethernet0 = &eth;
	};

	memory@80000000 {
		device_type = "memory";
		reg = <0x80000000 0x40000000>;
	};
};

&ethsc {
	interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
};

&serialsc {
	interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
};

&serial0 {
	status = "okay";
};

&serial1 {
	status = "okay";
};

&serial2 {
	status = "okay";
};

&gpio {
	xirq2-hog {
		gpio-hog;
		gpios = <UNIPHIER_GPIO_IRQ(2) 0>;
		input;
	};
};

&i2c0 {
	status = "okay";

Annotation

Implementation Notes