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     1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/iio/adc/adi,ad7292.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Analog Devices AD7292 10-Bit Monitor and Control System
    8 
    9 maintainers:
   10   - Marcelo Schmitt <marcelo.schmitt1@gmail.com>
   11 
   12 description: |
   13   Analog Devices AD7292 10-Bit Monitor and Control System with ADC, DACs,
   14   Temperature Sensor, and GPIOs
   15 
   16   Specifications about the part can be found at:
   17     https://www.analog.com/media/en/technical-documentation/data-sheets/ad7292.pdf
   18 
   19 properties:
   20   compatible:
   21     enum:
   22       - adi,ad7292
   23 
   24   reg:
   25     maxItems: 1
   26 
   27   vref-supply:
   28     description: |
   29       The regulator supply for ADC and DAC reference voltage.
   30 
   31   spi-cpha: true
   32 
   33   spi-max-frequency: true
   34 
   35   '#address-cells':
   36     const: 1
   37 
   38   '#size-cells':
   39     const: 0
   40 
   41 required:
   42   - compatible
   43   - reg
   44   - spi-cpha
   45 
   46 patternProperties:
   47   "^channel@[0-7]$":
   48     $ref: "adc.yaml"
   49     type: object
   50     description: |
   51       Represents the external channels which are connected to the ADC.
   52 
   53     properties:
   54       reg:
   55         description: |
   56           The channel number. It can have up to 8 channels numbered from 0 to 7.
   57         items:
   58           - minimum: 0
   59             maximum: 7
   60 
   61       diff-channels: true
   62 
   63     required:
   64       - reg
   65 
   66     additionalProperties: true
   67 
   68 additionalProperties: false
   69 
   70 examples:
   71   - |
   72     spi {
   73       #address-cells = <1>;
   74       #size-cells = <0>;
   75 
   76       ad7292: adc@0 {
   77         compatible = "adi,ad7292";
   78         reg = <0>;
   79         spi-max-frequency = <25000000>;
   80         vref-supply = <&adc_vref>;
   81         spi-cpha;
   82 
   83         #address-cells = <1>;
   84         #size-cells = <0>;
   85 
   86         channel@0 {
   87           reg = <0>;
   88           diff-channels = <0 1>;
   89         };
   90         channel@2 {
   91           reg = <2>;
   92         };
   93         channel@3 {
   94           reg = <3>;
   95         };
   96         channel@4 {
   97           reg = <4>;
   98         };
   99         channel@5 {
  100           reg = <5>;
  101         };
  102         channel@6 {
  103           reg = <6>;
  104         };
  105         channel@7 {
  106           reg = <7>;
  107         };
  108       };
  109     };
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