arch/arm/boot/dts/microchip/at91-sama5d3_xplained.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/microchip/at91-sama5d3_xplained.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/microchip/at91-sama5d3_xplained.dts
Extension
.dts
Size
8896 bytes
Lines
407
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-later
/*
 * at91-sama5d3_xplained.dts - Device Tree file for the SAMA5D3 Xplained board
 *
 *  Copyright (C) 2014 Atmel,
 *		  2014 Nicolas Ferre <nicolas.ferre@atmel.com>
 */
/dts-v1/;
#include "sama5d36.dtsi"
#include <dt-bindings/input/input.h>

/ {
	model = "SAMA5D3 Xplained";
	compatible = "atmel,sama5d3-xplained", "atmel,sama5d3", "atmel,sama5";

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

	memory@20000000 {
		reg = <0x20000000 0x10000000>;
	};

	clocks {
		slow_xtal {
			clock-frequency = <32768>;
		};

		main_xtal {
			clock-frequency = <12000000>;
		};
	};

	ahb {
		apb {
			mmc0: mmc@f0000000 {
				pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_dat4_7 &pinctrl_mmc0_cd>;
				vmmc-supply = <&vcc_mmc0_reg>;
				vqmmc-supply = <&vcc_3v3_reg>;
				status = "okay";
				slot@0 {
					reg = <0>;
					bus-width = <8>;
					cd-gpios = <&pioE 0 GPIO_ACTIVE_LOW>;
				};
			};

			mmc1: mmc@f8000000 {
				vmmc-supply = <&vcc_3v3_reg>;
				vqmmc-supply = <&vcc_3v3_reg>;
				status = "disabled";
				slot@0 {
					reg = <0>;
					bus-width = <4>;
					cd-gpios = <&pioE 1 GPIO_ACTIVE_LOW>;
				};
			};

			spi0: spi@f0004000 {
				pinctrl-names = "default", "cs";
				pinctrl-1 = <&pinctrl_spi0_cs>;
				cs-gpios = <&pioD 13 0>, <0>, <0>, <&pioD 16 0>;
				status = "okay";
			};

			can0: can@f000c000 {
				status = "okay";
			};

			tcb0: timer@f0010000 {

Annotation

Implementation Notes