xref: /linux/Documentation/devicetree/bindings/hwmon/ti,lm87.yaml (revision 184e56e77c06a7eef68a021e9d4b11a11a8ab096) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/hwmon/ti,lm87.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Texas Instruments LM87 Hardware Monitor
8
9maintainers:
10  - Javier Carrasco <javier.carrasco.cruz@gmail.com>
11
12description: |
13  The LM87 is a serial interface system hardware monitor
14  with remote diode temperature sensing.
15
16  Datasheets:
17    https://www.ti.com/product/LM87
18
19properties:
20  compatible:
21    const: ti,lm87
22
23  reg:
24    maxItems: 1
25
26  has-temp3:
27    $ref: /schemas/types.yaml#/definitions/flag
28    description:
29      This configures pins 18 and 19 to be used as a second
30      remote temperature sensing channel. By default the pins
31      are configured as voltage input pins in0 and in5.
32
33  has-in6:
34    $ref: /schemas/types.yaml#/definitions/flag
35    description:
36      When set, pin 5 is configured to be used as voltage input
37      in6. Otherwise the pin is set as FAN1 input.
38
39  has-in7:
40    $ref: /schemas/types.yaml#/definitions/flag
41    description:
42      When set, pin 6 is configured to be used as voltage input
43      in7. Otherwise the pin is set as FAN2 input.
44
45  vcc-supply:
46    description:
47      Regulator supplying power, can be configured to measure
48      5.0V power supply. Default is 3.3V.
49
50required:
51  - compatible
52  - reg
53
54additionalProperties: false
55
56examples:
57  - |
58    i2c {
59        #address-cells = <1>;
60        #size-cells = <0>;
61
62        hwmon@2e {
63            compatible = "ti,lm87";
64            reg = <0x2e>;
65            has-temp3;
66            vcc-supply = <&reg_5v0>;
67        };
68    };
69