arch/arm64/boot/dts/amlogic/meson-gxm.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/amlogic/meson-gxm.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/amlogic/meson-gxm.dtsi
Extension
.dtsi
Size
5230 bytes
Lines
241
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+ OR MIT)
/*
 * Copyright (c) 2016 Endless Computers, Inc.
 * Author: Carlo Caione <carlo@endlessm.com>
 */

#include "meson-gxl.dtsi"

/ {
	compatible = "amlogic,meson-gxm";

	cpus {
		cpu-map {
			cluster0 {
				core0 {
					cpu = <&cpu0>;
				};
				core1 {
					cpu = <&cpu1>;
				};
				core2 {
					cpu = <&cpu2>;
				};
				core3 {
					cpu = <&cpu3>;
				};
			};

			cluster1 {
				core0 {
					cpu = <&cpu4>;
				};
				core1 {
					cpu = <&cpu5>;
				};
				core2 {
					cpu = <&cpu6>;
				};
				core3 {
					cpu = <&cpu7>;
				};
			};
		};

		cpu0: cpu@0 {
			capacity-dmips-mhz = <1024>;
		};

		cpu1: cpu@1 {
			capacity-dmips-mhz = <1024>;
		};

		cpu2: cpu@2 {
			capacity-dmips-mhz = <1024>;
		};

		cpu3: cpu@3 {
			capacity-dmips-mhz = <1024>;
		};

		cpu4: cpu@100 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			reg = <0x0 0x100>;
			enable-method = "psci";
			capacity-dmips-mhz = <1024>;
			d-cache-line-size = <32>;
			d-cache-size = <0x8000>;
			d-cache-sets = <32>;
			i-cache-line-size = <32>;

Annotation

Implementation Notes