1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/thermal/ti,j72xx-thermal.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Texas Instruments J72XX VTM (DTS) binding
8
9 maintainers:
10 - Keerthy <j-keerthy@ti.com>
11
12 properties:
13 compatible:
14 enum:
15 - ti,j721e-vtm
16 - ti,j7200-vtm
17
18 reg:
19 items:
20 - description: VTM cfg1 register space
21 - description: VTM cfg2 register space
22 - description: VTM efuse register space
23
24 power-domains:
25 maxItems: 1
26
27 "#thermal-sensor-cells":
28 const: 1
29
30 required:
31 - compatible
32 - reg
33 - power-domains
34 - "#thermal-sensor-cells"
35
36 additionalProperties: false
37
38 examples:
39 - |
40 #include <dt-bindings/soc/ti,sci_pm_domain.h>
41 wkup_vtm0: thermal-sensor@42040000 {
42 compatible = "ti,j721e-vtm";
43 reg = <0x42040000 0x350>,
44 <0x42050000 0x350>,
45 <0x43000300 0x10>;
46 power-domains = <&k3_pds 154 TI_SCI_PD_EXCLUSIVE>;
47 #thermal-sensor-cells = <1>;
48 };
49
50 mpu_thermal: mpu-thermal {
51 polling-delay-passive = <250>; /* milliseconds */
52 polling-delay = <500>; /* milliseconds */
53 thermal-sensors = <&wkup_vtm0 0>;
54
55 trips {
56 mpu_crit: mpu-crit {
57 temperature = <125000>; /* milliCelsius */
58 hysteresis = <2000>; /* milliCelsius */
59 type = "critical";
60 };
61 };
62 };
63 ...
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