arch/arm/boot/dts/microchip/at91-sama5d27_som1_ek.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/microchip/at91-sama5d27_som1_ek.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/microchip/at91-sama5d27_som1_ek.dts
Extension
.dts
Size
12664 bytes
Lines
552
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)
/*
 * at91-sama5d27_som1_ek.dts - Device Tree file for SAMA5D27-SOM1-EK board
 *
 *  Copyright (c) 2017, Microchip Technology Inc.
 *                2016 Nicolas Ferre <nicolas.ferre@atmel.com>
 *                2017 Cristian Birsan <cristian.birsan@microchip.com>
 *                2017 Claudiu Beznea <claudiu.beznea@microchip.com>
 */
/dts-v1/;
#include "at91-sama5d27_som1.dtsi"
#include <dt-bindings/mfd/atmel-flexcom.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>

/ {
	model = "Atmel SAMA5D27 SOM1 EK";
	compatible = "atmel,sama5d27-som1-ek", "atmel,sama5d27-som1", "atmel,sama5d27", "atmel,sama5d2", "atmel,sama5";

	aliases {
		serial0 = &uart1;	/* DBGU */
		serial1 = &uart4;	/* mikro BUS 1 */
		serial2 = &uart2;	/* mikro BUS 2 */
		i2c1 = &i2c1;
		i2c2 = &i2c3;
	};

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

	ahb {
		usb0: gadget@300000 {
			atmel,vbus-gpio = <&pioA PIN_PD20 GPIO_ACTIVE_HIGH>;
			pinctrl-names = "default";
			pinctrl-0 = <&pinctrl_usba_vbus>;
			status = "okay";
		};

		usb1: usb@400000 {
			num-ports = <3>;
			atmel,vbus-gpio = <0 /* &pioA PIN_PD20 GPIO_ACTIVE_HIGH */
					   &pioA PIN_PA27 GPIO_ACTIVE_HIGH
					   0
					  >;
			pinctrl-names = "default";
			pinctrl-0 = <&pinctrl_usb_default>;
			status = "okay";
		};

		usb2: usb@500000 {
			status = "okay";
		};

		sdmmc0: sdio-host@a0000000 {
			bus-width = <8>;
			pinctrl-names = "default";
			pinctrl-0 = <&pinctrl_sdmmc0_default>;
			status = "okay";
		};

		sdmmc1: sdio-host@b0000000 {
			bus-width = <4>;
			pinctrl-names = "default";
			pinctrl-0 = <&pinctrl_sdmmc1_default>;
			status = "okay";
		};

		apb {
			isc: isc@f0008000 {

Annotation

Implementation Notes