xref: /freebsd/sys/contrib/device-tree/src/arm/ti/omap/omap4-cpu-thermal.dtsi (revision f126890ac5386406dadf7c4cfa9566cbb56537c5)
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Device Tree Source for OMAP4/5 SoC CPU thermal
4 *
5 * Copyright (C) 2013 Texas Instruments Incorporated - https://www.ti.com/
6 * Contact: Eduardo Valentin <eduardo.valentin@ti.com>
7 */
8
9#include <dt-bindings/thermal/thermal.h>
10
11cpu_thermal: cpu_thermal {
12	polling-delay-passive = <250>; /* milliseconds */
13	polling-delay = <1000>; /* milliseconds */
14
15			/* sensor       ID */
16	thermal-sensors = <&bandgap     0>;
17
18	cpu_trips: trips {
19		cpu_alert0: cpu_alert {
20			temperature = <100000>; /* millicelsius */
21			hysteresis = <2000>; /* millicelsius */
22			type = "passive";
23		};
24		cpu_crit: cpu_crit {
25			temperature = <125000>; /* millicelsius */
26			hysteresis = <2000>; /* millicelsius */
27			type = "critical";
28		};
29	};
30
31	cpu_cooling_maps: cooling-maps {
32		map0 {
33			trip = <&cpu_alert0>;
34			cooling-device =
35				<&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
36		};
37	};
38};
39