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     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 ...
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