arch/arm/boot/dts/nvidia/tegra20-cpu-opp.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nvidia/tegra20-cpu-opp.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nvidia/tegra20-cpu-opp.dtsi
Extension
.dtsi
Size
5637 bytes
Lines
254
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

// SPDX-License-Identifier: GPL-2.0

/ {
	cpu0_opp_table: opp-table-cpu0 {
		compatible = "operating-points-v2";
		opp-shared;

		opp-216000000-750 {
			clock-latency-ns = <400000>;
			opp-supported-hw = <0x0F 0x0003>;
			opp-hz = /bits/ 64 <216000000>;
			opp-suspend;
		};

		opp-216000000-800 {
			clock-latency-ns = <400000>;
			opp-supported-hw = <0x0F 0x0004>;
			opp-hz = /bits/ 64 <216000000>;
			opp-suspend;
		};

		opp-312000000-750 {
			clock-latency-ns = <400000>;
			opp-supported-hw = <0x0F 0x0003>;
			opp-hz = /bits/ 64 <312000000>;
		};

		opp-312000000-800 {
			clock-latency-ns = <400000>;
			opp-supported-hw = <0x0F 0x0004>;
			opp-hz = /bits/ 64 <312000000>;
		};

		opp-456000000-750 {
			clock-latency-ns = <400000>;
			opp-supported-hw = <0x0C 0x0003>;
			opp-hz = /bits/ 64 <456000000>;
		};

		opp-456000000-800 {
			clock-latency-ns = <400000>;
			opp-supported-hw = <0x03 0x0006>, <0x04 0x0004>,
					   <0x08 0x0004>;
			opp-hz = /bits/ 64 <456000000>;
		};

		opp-456000000-825 {
			clock-latency-ns = <400000>;
			opp-supported-hw = <0x03 0x0001>;
			opp-hz = /bits/ 64 <456000000>;
		};

		opp-608000000-750 {
			clock-latency-ns = <400000>;
			opp-supported-hw = <0x08 0x0003>;
			opp-hz = /bits/ 64 <608000000>;
		};

		opp-608000000-800 {
			clock-latency-ns = <400000>;
			opp-supported-hw = <0x04 0x0006>, <0x08 0x0004>;
			opp-hz = /bits/ 64 <608000000>;
		};

		opp-608000000-825 {
			clock-latency-ns = <400000>;
			opp-supported-hw = <0x04 0x0001>;
			opp-hz = /bits/ 64 <608000000>;
		};

Annotation

Implementation Notes