arch/arm64/boot/dts/ti/k3-j721e-thermal.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/ti/k3-j721e-thermal.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/ti/k3-j721e-thermal.dtsi
Extension
.dtsi
Size
1840 bytes
Lines
79
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-only OR MIT
/*
 * Copyright (C) 2023-2024 Texas Instruments Incorporated - https://www.ti.com/
 */

#include <dt-bindings/thermal/thermal.h>

thermal_zones: thermal-zones {
	wkup_thermal: wkup-thermal {
		polling-delay-passive = <250>; /* milliseconds */
		polling-delay = <500>; /* milliseconds */
		thermal-sensors = <&wkup_vtm0 0>;

		trips {
			wkup_crit: wkup-crit {
				temperature = <125000>; /* milliCelsius */
				hysteresis = <2000>; /* milliCelsius */
				type = "critical";
			};
		};
	};

	mpu_thermal: mpu-thermal {
		polling-delay-passive = <250>; /* milliseconds */
		polling-delay = <500>; /* milliseconds */
		thermal-sensors = <&wkup_vtm0 1>;

		trips {
			mpu_crit: mpu-crit {
				temperature = <125000>; /* milliCelsius */
				hysteresis = <2000>; /* milliCelsius */
				type = "critical";
			};
		};
	};

	c7x_thermal: c7x-thermal {
		polling-delay-passive = <250>; /* milliseconds */
		polling-delay = <500>; /* milliseconds */
		thermal-sensors = <&wkup_vtm0 2>;

		trips {
			c7x_crit: c7x-crit {
				temperature = <125000>; /* milliCelsius */
				hysteresis = <2000>; /* milliCelsius */
				type = "critical";
			};
		};
	};

	gpu_thermal: gpu-thermal {
		polling-delay-passive = <250>; /* milliseconds */
		polling-delay = <500>; /* milliseconds */
		thermal-sensors = <&wkup_vtm0 3>;

		trips {
			gpu_crit: gpu-crit {
				temperature = <125000>; /* milliCelsius */
				hysteresis = <2000>; /* milliCelsius */
				type = "critical";
			};
		};
	};

	r5f_thermal: r5f-thermal {
		polling-delay-passive = <250>; /* milliseconds */
		polling-delay = <500>; /* milliseconds */
		thermal-sensors = <&wkup_vtm0 4>;

		trips {

Annotation

Implementation Notes