xref: /freebsd/sys/contrib/device-tree/Bindings/thermal/socionext,uniphier-thermal.yaml (revision b197d4b893974c9eb4d7b38704c6d5c486235d6f) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/thermal/socionext,uniphier-thermal.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Socionext UniPhier thermal monitor
8
9description: |
10  This describes the devicetree bindings for thermal monitor supported by
11  PVT(Process, Voltage and Temperature) monitoring unit implemented on
12  Socionext UniPhier SoCs.
13
14maintainers:
15  - Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
16
17properties:
18  compatible:
19    enum:
20      - socionext,uniphier-pxs2-thermal
21      - socionext,uniphier-ld20-thermal
22      - socionext,uniphier-pxs3-thermal
23      - socionext,uniphier-nx1-thermal
24
25  interrupts:
26    maxItems: 1
27
28  "#thermal-sensor-cells":
29    const: 0
30
31  socionext,tmod-calibration:
32    $ref: /schemas/types.yaml#/definitions/uint32-array
33    maxItems: 2
34    description:
35      A pair of calibrated values referred from PVT, in case that the values
36      aren't set on SoC, like a reference board.
37
38required:
39  - compatible
40  - interrupts
41  - "#thermal-sensor-cells"
42
43additionalProperties: false
44
45examples:
46  - |
47    // The UniPhier thermal should be a subnode of a "syscon" compatible node.
48
49    sysctrl@61840000 {
50        compatible = "socionext,uniphier-ld20-sysctrl",
51                     "simple-mfd", "syscon";
52        reg = <0x61840000 0x10000>;
53
54        pvtctl: thermal {
55            compatible = "socionext,uniphier-ld20-thermal";
56            interrupts = <0 3 1>;
57            #thermal-sensor-cells = <0>;
58        };
59    };
60