Documentation/devicetree/bindings/iio/adc/maxim,max1118.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/iio/adc/maxim,max1118.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Maxim MAX1118 and similar ADCs
   8
   9 maintainers:
  10   - Akinobu Mita <akinobu.mita@gmail.com>
  11
  12 description: |
  13     Dual channel 8bit ADCs.
  14
  15 properties:
  16   compatible:
  17     enum:
  18       - maxim,max1117
  19       - maxim,max1118
  20       - maxim,max1119
  21
  22   reg:
  23     maxItems: 1
  24
  25   spi-max-frequency:
  26     maximum: 5000000
  27
  28   vref-supply:
  29     description: External reference, needed to establish input scaling
  30
  31 if:
  32   properties:
  33     compatible:
  34       contains:
  35         const: maxim,max1118
  36 then:
  37   required:
  38     - vref-supply
  39 else:
  40   properties:
  41     vref-supply: false
  42
  43 required:
  44   - compatible
  45   - reg
  46
  47 additionalProperties: false
  48
  49 examples:
  50   - |
  51     spi {
  52         #address-cells = <1>;
  53         #size-cells = <0>;
  54
  55         adc@0 {
  56             compatible = "maxim,max1118";
  57             reg = <0>;
  58             vref-supply = <&adc_vref>;
  59             spi-max-frequency = <1000000>;
  60         };
  61     };
  62 ...