xref: /linux/Documentation/devicetree/bindings/hwmon/adi,adt7470.yaml (revision 7acf90feab8b009fde7def08ff2c622d0f10e99f) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/hwmon/adi,adt7470.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Analog Devices ADT7470 hwmon sensor
8
9maintainers:
10  - Luiz Angelo Daros de Luca <luizluca@gmail.com>
11
12description:
13  Multi-channel temperature monitor and PWM fan controller.
14  It supports monitoring up to 10 external temperature sensors and
15  controlling up to 4 fans. The fan control lines are modeled
16  as standard PWM channels.
17
18properties:
19  compatible:
20    const: adi,adt7470
21
22  reg:
23    maxItems: 1
24
25  "#pwm-cells":
26    const: 3
27
28  "#thermal-sensor-cells":
29    const: 1
30    description:
31      Valid index values are 0 to 9, corresponding to temp1 through temp10.
32
33required:
34  - compatible
35  - reg
36
37allOf:
38  - if:
39      required:
40        - "#thermal-sensor-cells"
41    then:
42      $ref: /schemas/thermal/thermal-sensor.yaml#
43
44unevaluatedProperties: false
45
46examples:
47  - |
48    i2c {
49        #address-cells = <1>;
50        #size-cells = <0>;
51
52        hwmon@2f {
53            compatible = "adi,adt7470";
54            reg = <0x2f>;
55            #pwm-cells = <3>;
56            #thermal-sensor-cells = <1>;
57        };
58    };
59