summaryrefslogtreecommitdiffstats
path: root/Documentation/devicetree/bindings/hwmon/microchip,mcp3021.yaml
blob: 028d6e570131fb60e24bf3aea1961d1c2c9fc970 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/hwmon/microchip,mcp3021.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Microchip MCP3021 A/D converter

maintainers:
  - Krzysztof Kozlowski <krzk@kernel.org>

properties:
  compatible:
    enum:
      - microchip,mcp3021
      - microchip,mcp3221

  reg:
    maxItems: 1

  reference-voltage-microvolt:
    description:
      VDD supply power and reference voltage

required:
  - compatible
  - reg

additionalProperties: false

examples:
  - |
    i2c {
        #address-cells = <1>;
        #size-cells = <0>;

        adc@4d {
            compatible = "microchip,mcp3021";
            reg = <0x4d>;

            reference-voltage-microvolt = <4500000>; /* 4.5 V */
        };
    };