arch/arm64/boot/dts/renesas/r8a78000.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/renesas/r8a78000.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/renesas/r8a78000.dtsi
Extension
.dtsi
Size
26782 bytes
Lines
948
Domain
Architecture Layer
Bucket
arch/arm64
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-only OR BSD-2-Clause)
/*
 * Device Tree Source for the R-Car X5H (R8A78000) SoC
 *
 * Copyright (C) 2025 Renesas Electronics Corp.
 */

#include <dt-bindings/interrupt-controller/arm-gic.h>

/ {
	compatible = "renesas,r8a78000";
	#address-cells = <2>;
	#size-cells = <2>;
	interrupt-parent = <&gic>;

	cpus {
		#address-cells = <2>;
		#size-cells = <0>;

		cpu-map {
			cluster0 {
				core0 {
					cpu = <&a720_0>;
				};
				core1 {
					cpu = <&a720_1>;
				};
				core2 {
					cpu = <&a720_2>;
				};
				core3 {
					cpu = <&a720_3>;
				};
			};

			cluster1 {
				core0 {
					cpu = <&a720_4>;
				};
				core1 {
					cpu = <&a720_5>;
				};
				core2 {
					cpu = <&a720_6>;
				};
				core3 {
					cpu = <&a720_7>;
				};
			};

			cluster2 {
				core0 {
					cpu = <&a720_8>;
				};
				core1 {
					cpu = <&a720_9>;
				};
				core2 {
					cpu = <&a720_10>;
				};
				core3 {
					cpu = <&a720_11>;
				};
			};

			cluster3 {
				core0 {
					cpu = <&a720_12>;
				};
				core1 {

Annotation

Implementation Notes