arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
Extension
.dtsi
Size
28917 bytes
Lines
1142
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) 2020 Arm Ltd.
// based on the H6 dtsi, which is:
//   Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io>

#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/sun50i-h616-ccu.h>
#include <dt-bindings/clock/sun50i-h6-r-ccu.h>
#include <dt-bindings/clock/sun6i-rtc.h>
#include <dt-bindings/reset/sun50i-h616-ccu.h>
#include <dt-bindings/reset/sun50i-h6-r-ccu.h>
#include <dt-bindings/thermal/thermal.h>

/ {
	interrupt-parent = <&gic>;
	#address-cells = <2>;
	#size-cells = <2>;

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

		cpu0: cpu@0 {
			compatible = "arm,cortex-a53";
			device_type = "cpu";
			reg = <0>;
			enable-method = "psci";
			clocks = <&ccu CLK_CPUX>;
			#cooling-cells = <2>;
			i-cache-size = <0x8000>;
			i-cache-line-size = <64>;
			i-cache-sets = <256>;
			d-cache-size = <0x8000>;
			d-cache-line-size = <64>;
			d-cache-sets = <128>;
			next-level-cache = <&l2_cache>;
		};

		cpu1: cpu@1 {
			compatible = "arm,cortex-a53";
			device_type = "cpu";
			reg = <1>;
			enable-method = "psci";
			clocks = <&ccu CLK_CPUX>;
			#cooling-cells = <2>;
			i-cache-size = <0x8000>;
			i-cache-line-size = <64>;
			i-cache-sets = <256>;
			d-cache-size = <0x8000>;
			d-cache-line-size = <64>;
			d-cache-sets = <128>;
			next-level-cache = <&l2_cache>;
		};

		cpu2: cpu@2 {
			compatible = "arm,cortex-a53";
			device_type = "cpu";
			reg = <2>;
			enable-method = "psci";
			clocks = <&ccu CLK_CPUX>;
			#cooling-cells = <2>;
			i-cache-size = <0x8000>;
			i-cache-line-size = <64>;
			i-cache-sets = <256>;
			d-cache-size = <0x8000>;
			d-cache-line-size = <64>;
			d-cache-sets = <128>;
			next-level-cache = <&l2_cache>;
		};

Annotation

Implementation Notes