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

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

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/allwinner/sun8i-r40-cpu-opp.dtsi
Extension
.dtsi
Size
1007 bytes
Lines
53
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

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

		opp-720000000 {
			opp-hz = /bits/ 64 <720000000>;
			opp-microvolt = <1000000 1000000 1300000>;
			clock-latency-ns = <2000000>;
		};

		opp-912000000 {
			opp-hz = /bits/ 64 <912000000>;
			opp-microvolt = <1100000 1100000 1300000>;
			clock-latency-ns = <2000000>;
		};

		opp-1008000000 {
			opp-hz = /bits/ 64 <1008000000>;
			opp-microvolt = <1160000 1160000 1300000>;
			clock-latency-ns = <2000000>;
		};

		opp-1104000000 {
			opp-hz = /bits/ 64 <1104000000>;
			opp-microvolt = <1240000 1240000 1300000>;
			clock-latency-ns = <2000000>;
		};

		opp-1200000000 {
			opp-hz = /bits/ 64 <1200000000>;
			opp-microvolt = <1300000 1300000 1300000>;
			clock-latency-ns = <2000000>;
		};
	};
};

&cpu0 {
	operating-points-v2 = <&cpu0_opp_table>;
};

&cpu1 {
	operating-points-v2 = <&cpu0_opp_table>;
};

&cpu2 {
	operating-points-v2 = <&cpu0_opp_table>;
};

&cpu3 {
	operating-points-v2 = <&cpu0_opp_table>;
};

Annotation

Implementation Notes