summaryrefslogtreecommitdiff
path: root/Documentation/devicetree/bindings/iio/adc/adi,ad7292.yaml
blob: b68be3aaf587c94401783878d9a21fc809ef7c3b (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
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
# SPDX-License-Identifier: GPL-2.0-only
%YAML 1.2
---
$id: http://devicetree.org/schemas/iio/adc/adi,ad7292.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Analog Devices AD7292 10-Bit Monitor and Control System

maintainers:
  - Marcelo Schmitt <marcelo.schmitt1@gmail.com>

description: |
  Analog Devices AD7292 10-Bit Monitor and Control System with ADC, DACs,
  Temperature Sensor, and GPIOs

  Specifications about the part can be found at:
    https://www.analog.com/media/en/technical-documentation/data-sheets/ad7292.pdf

properties:
  compatible:
    enum:
      - adi,ad7292

  reg:
    maxItems: 1

  vref-supply:
    description: |
      The regulator supply for ADC and DAC reference voltage.

  spi-cpha: true

  '#address-cells':
    const: 1

  '#size-cells':
    const: 0

required:
  - compatible
  - reg
  - spi-cpha

patternProperties:
  "^channel@[0-7]$":
    type: object
    description: |
      Represents the external channels which are connected to the ADC.
      See Documentation/devicetree/bindings/iio/adc/adc.txt.

    properties:
      reg:
        description: |
          The channel number. It can have up to 8 channels numbered from 0 to 7.
        items:
          maximum: 7

      diff-channels:
        description: see Documentation/devicetree/bindings/iio/adc/adc.txt
        maxItems: 1

    required:
      - reg

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

      ad7292: adc@0 {
        compatible = "adi,ad7292";
        reg = <0>;
        spi-max-frequency = <25000000>;
        vref-supply = <&adc_vref>;
        spi-cpha;

        #address-cells = <1>;
        #size-cells = <0>;

        channel@0 {
          reg = <0>;
          diff-channels = <0 1>;
        };
        channel@2 {
          reg = <2>;
        };
        channel@3 {
          reg = <3>;
        };
        channel@4 {
          reg = <4>;
        };
        channel@5 {
          reg = <5>;
        };
        channel@6 {
          reg = <6>;
        };
        channel@7 {
          reg = <7>;
        };
      };
    };