xref: /linux/Documentation/devicetree/bindings/thermal/ti,j72xx-thermal.yaml (revision dec1c62e91ba268ab2a6e339d4d7a59287d5eba1) 
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
7title: Texas Instruments J72XX VTM (DTS) binding
8
9maintainers:
10  - Keerthy <j-keerthy@ti.com>
11
12properties:
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
30required:
31  - compatible
32  - reg
33  - power-domains
34  - "#thermal-sensor-cells"
35
36additionalProperties: false
37
38examples:
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...
64