arch/arm/boot/dts/microchip/sama5d2.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/microchip/sama5d2.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/microchip/sama5d2.dtsi
Extension
.dtsi
Size
33152 bytes
Lines
1170
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)
/*
 * sama5d2.dtsi - Device Tree Include file for SAMA5D2 family SoC
 *
 *  Copyright (C) 2015 Atmel,
 *                2015 Ludovic Desroches <ludovic.desroches@atmel.com>
 */

#include <dt-bindings/dma/at91.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/clock/at91.h>
#include <dt-bindings/mfd/at91-usart.h>
#include <dt-bindings/iio/adc/at91-sama5d2_adc.h>

/ {
	#address-cells = <1>;
	#size-cells = <1>;
	model = "Atmel SAMA5D2 family SoC";
	compatible = "atmel,sama5d2";
	interrupt-parent = <&aic>;

	aliases {
		serial0 = &uart1;
		serial1 = &uart3;
	};

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;

		cpu@0 {
			device_type = "cpu";
			compatible = "arm,cortex-a5";
			reg = <0>;
			d-cache-size = <0x8000>;	// L1, 32 KB
			i-cache-size = <0x8000>;	// L1, 32 KB
			next-level-cache = <&L2>;
		};
	};

	pmu {
		compatible = "arm,cortex-a5-pmu";
		interrupts = <2 IRQ_TYPE_LEVEL_HIGH 0>;
	};

	etb@740000 {
		compatible = "arm,coresight-etb10", "arm,primecell";
		reg = <0x740000 0x1000>;

		clocks = <&pmc PMC_TYPE_CORE PMC_MCK>;
		clock-names = "apb_pclk";

		in-ports {
			port {
				etb_in: endpoint {
					remote-endpoint = <&etm_out>;
				};
			};
		};
	};

	etm@73c000 {
		compatible = "arm,coresight-etm3x", "arm,primecell";
		reg = <0x73c000 0x1000>;

		clocks = <&pmc PMC_TYPE_CORE PMC_MCK>;
		clock-names = "apb_pclk";

		out-ports {
			port {

Annotation

Implementation Notes