xref: /linux/arch/arm64/boot/dts/ti/k3-am62-thermal.dtsi (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0)
1// SPDX-License-Identifier: GPL-2.0-only OR MIT
2/*
3 * Copyright (C) 2023-2024 Texas Instruments Incorporated - https://www.ti.com/
4 */
5
6#include <dt-bindings/thermal/thermal.h>
7
8thermal_zones: thermal-zones {
9	main0_thermal: main0-thermal {
10		polling-delay-passive = <250>;	/* milliSeconds */
11		polling-delay = <500>;		/* milliSeconds */
12		thermal-sensors = <&wkup_vtm0 0>;
13
14		trips {
15			main0_alert: main0-alert {
16				temperature = <95000>;
17				hysteresis = <2000>;
18				type = "passive";
19			};
20
21			main0_crit: main0-crit {
22				temperature = <105000>;	/* milliCelsius */
23				hysteresis = <2000>;	/* milliCelsius */
24				type = "critical";
25			};
26		};
27
28		cooling-maps {
29			map0 {
30				trip = <&main0_alert>;
31				cooling-device =
32					<&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
33					<&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
34					<&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
35					<&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
36			};
37		};
38	};
39
40	main1_thermal: main1-thermal {
41		polling-delay-passive = <250>;	/* milliSeconds */
42		polling-delay = <500>;		/* milliSeconds */
43		thermal-sensors = <&wkup_vtm0 1>;
44
45		trips {
46			main1_alert: main1-alert {
47				temperature = <95000>;
48				hysteresis = <2000>;
49				type = "passive";
50			};
51
52			main1_crit: main1-crit {
53				temperature = <105000>;	/* milliCelsius */
54				hysteresis = <2000>;	/* milliCelsius */
55				type = "critical";
56			};
57		};
58
59		cooling-maps {
60			map0 {
61				trip = <&main1_alert>;
62				cooling-device =
63					<&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
64					<&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
65					<&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
66					<&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
67			};
68		};
69	};
70};
71