xref: /linux/Documentation/devicetree/bindings/thermal/socionext,uniphier-thermal.yaml (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0) 
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
17$ref: thermal-sensor.yaml#
18
19properties:
20  compatible:
21    enum:
22      - socionext,uniphier-pxs2-thermal
23      - socionext,uniphier-ld20-thermal
24      - socionext,uniphier-pxs3-thermal
25      - socionext,uniphier-nx1-thermal
26
27  interrupts:
28    maxItems: 1
29
30  "#thermal-sensor-cells":
31    const: 0
32
33  socionext,tmod-calibration:
34    $ref: /schemas/types.yaml#/definitions/uint32-array
35    maxItems: 2
36    description:
37      A pair of calibrated values referred from PVT, in case that the values
38      aren't set on SoC, like a reference board.
39
40required:
41  - compatible
42  - interrupts
43
44unevaluatedProperties: false
45
46examples:
47  - |
48    // The UniPhier thermal should be a subnode of a "syscon" compatible node.
49
50    #include <dt-bindings/interrupt-controller/arm-gic.h>
51    pvtctl: thermal-sensor {
52        compatible = "socionext,uniphier-ld20-thermal";
53        interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
54        #thermal-sensor-cells = <0>;
55    };
56