arch/arm/boot/dts/allwinner/sun8i-r40.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/allwinner/sun8i-r40.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/allwinner/sun8i-r40.dtsi
Extension
.dtsi
Size
33814 bytes
Lines
1329
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

#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/sun6i-rtc.h>
#include <dt-bindings/clock/sun8i-de2.h>
#include <dt-bindings/clock/sun8i-r40-ccu.h>
#include <dt-bindings/clock/sun8i-tcon-top.h>
#include <dt-bindings/reset/sun8i-r40-ccu.h>
#include <dt-bindings/reset/sun8i-de2.h>
#include <dt-bindings/thermal/thermal.h>

/ {
	#address-cells = <1>;
	#size-cells = <1>;
	interrupt-parent = <&gic>;

	clocks {
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		osc24M: osc24M {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <24000000>;
			clock-accuracy = <50000>;
			clock-output-names = "osc24M";
		};

		osc32k: osc32k {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <32768>;
			clock-accuracy = <20000>;
			clock-output-names = "ext-osc32k";
		};
	};

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

		cpu0: cpu@0 {
			compatible = "arm,cortex-a7";
			device_type = "cpu";
			reg = <0>;
			clocks = <&ccu CLK_CPU>;
			clock-names = "cpu";
			#cooling-cells = <2>;
		};

		cpu1: cpu@1 {
			compatible = "arm,cortex-a7";
			device_type = "cpu";
			reg = <1>;
			clocks = <&ccu CLK_CPU>;
			clock-names = "cpu";
			#cooling-cells = <2>;
		};

		cpu2: cpu@2 {
			compatible = "arm,cortex-a7";
			device_type = "cpu";
			reg = <2>;
			clocks = <&ccu CLK_CPU>;
			clock-names = "cpu";
			#cooling-cells = <2>;
		};

		cpu3: cpu@3 {
			compatible = "arm,cortex-a7";
			device_type = "cpu";

Annotation

Implementation Notes