arch/arm/boot/dts/allwinner/sun8i-h3.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/allwinner/sun8i-h3.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/allwinner/sun8i-h3.dtsi
Extension
.dtsi
Size
8810 bytes
Lines
336
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 "sunxi-h3-h5.dtsi"
#include <dt-bindings/thermal/thermal.h>

/ {
	cpu0_opp_table: opp-table-cpu {
		compatible = "operating-points-v2";
		opp-shared;

		opp-648000000 {
			opp-hz = /bits/ 64 <648000000>;
			opp-microvolt = <1040000 1040000 1300000>;
			clock-latency-ns = <244144>; /* 8 32k periods */
		};

		opp-816000000 {
			opp-hz = /bits/ 64 <816000000>;
			opp-microvolt = <1100000 1100000 1300000>;
			clock-latency-ns = <244144>; /* 8 32k periods */
		};

		opp-1008000000 {
			opp-hz = /bits/ 64 <1008000000>;
			opp-microvolt = <1200000 1200000 1300000>;
			clock-latency-ns = <244144>; /* 8 32k periods */
		};
	};

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

		cpu0: cpu@0 {
			compatible = "arm,cortex-a7";
			device_type = "cpu";
			reg = <0>;
			clocks = <&ccu CLK_CPUX>;
			clock-names = "cpu";
			operating-points-v2 = <&cpu0_opp_table>;
			#cooling-cells = <2>;
		};

		cpu1: cpu@1 {
			compatible = "arm,cortex-a7";
			device_type = "cpu";
			reg = <1>;
			clocks = <&ccu CLK_CPUX>;
			clock-names = "cpu";
			operating-points-v2 = <&cpu0_opp_table>;
			#cooling-cells = <2>;
		};

		cpu2: cpu@2 {
			compatible = "arm,cortex-a7";
			device_type = "cpu";
			reg = <2>;
			clocks = <&ccu CLK_CPUX>;
			clock-names = "cpu";
			operating-points-v2 = <&cpu0_opp_table>;
			#cooling-cells = <2>;
		};

		cpu3: cpu@3 {
			compatible = "arm,cortex-a7";
			device_type = "cpu";
			reg = <3>;
			clocks = <&ccu CLK_CPUX>;
			clock-names = "cpu";
			operating-points-v2 = <&cpu0_opp_table>;
			#cooling-cells = <2>;
		};

Annotation

Implementation Notes