arch/arm/boot/dts/intel/socfpga/socfpga_arria5_socdk.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/intel/socfpga/socfpga_arria5_socdk.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/intel/socfpga/socfpga_arria5_socdk.dts
Extension
.dts
Size
2539 bytes
Lines
150
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+
/*
 * Copyright (C) 2013 Altera Corporation <www.altera.com>
 */

#include "socfpga_arria5.dtsi"

/ {
	model = "Altera SOCFPGA Arria V SoC Development Kit";
	compatible = "altr,socfpga-arria5-socdk", "altr,socfpga-arria5", "altr,socfpga";

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

	memory@0 {
		name = "memory";
		device_type = "memory";
		reg = <0x0 0x40000000>; /* 1GB */
	};

	aliases {
		/* this allow the ethaddr uboot environmnet variable contents
		* to be added to the gmac1 device tree blob.
		*/
		ethernet0 = &gmac1;
	};

	leds {
		compatible = "gpio-leds";
		led-hps0 {
			label = "hps_led0";
			gpios = <&porta 0 1>;
		};

		led-hps1 {
			label = "hps_led1";
			gpios = <&portb 11 1>;
		};

		led-hps2 {
			label = "hps_led2";
			gpios = <&porta 17 1>;
		};

		led-hps3 {
			label = "hps_led3";
			gpios = <&porta 18 1>;
		};
	};

	regulator_3_3v: regulator {
		compatible = "regulator-fixed";
		regulator-name = "3.3V";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};
};

&gmac1 {
	status = "okay";
	phy-mode = "rgmii";

	rxd0-skew-ps = <0>;
	rxd1-skew-ps = <0>;
	rxd2-skew-ps = <0>;
	rxd3-skew-ps = <0>;
	txen-skew-ps = <0>;
	txc-skew-ps = <2600>;

Annotation

Implementation Notes