arch/arm/boot/dts/microchip/at91sam9m10g45ek.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/microchip/at91sam9m10g45ek.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/microchip/at91sam9m10g45ek.dts
Extension
.dts
Size
8049 bytes
Lines
394
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
/*
 * at91sam9m10g45ek.dts - Device Tree file for AT91SAM9M10G45-EK board
 *
 *  Copyright (C) 2011 Atmel,
 *                2011 Nicolas Ferre <nicolas.ferre@atmel.com>
 */
/dts-v1/;
#include "at91sam9g45.dtsi"
#include <dt-bindings/pwm/pwm.h>

/ {
	model = "Atmel AT91SAM9M10G45-EK";
	compatible = "atmel,at91sam9m10g45ek", "atmel,at91sam9g45", "atmel,at91sam9";

	chosen {
		bootargs = "mem=64M root=/dev/mtdblock1 rw rootfstype=jffs2";
		stdout-path = "serial0:115200n8";
	};

	memory@70000000 {
		reg = <0x70000000 0x4000000>;
	};

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

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

	ahb {
		apb {
			dbgu: serial@ffffee00 {
				status = "okay";
			};

			tcb0: timer@fff7c000 {
				timer@0 {
					compatible = "atmel,tcb-timer";
					reg = <0>, <1>;
				};

				timer@2 {
					compatible = "atmel,tcb-timer";
					reg = <2>;
				};
			};

			usart1: serial@fff90000 {
				pinctrl-0 =
					<&pinctrl_usart1
					 &pinctrl_usart1_rts
					 &pinctrl_usart1_cts>;
				status = "okay";
			};

			macb0: ethernet@fffbc000 {
				phy-mode = "rmii";
				status = "okay";
			};

			i2c0: i2c@fff84000 {
				status = "okay";
				ov2640: camera@30 {
					compatible = "ovti,ov2640";
					reg = <0x30>;

Annotation

Implementation Notes