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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/chemical/sensirion,scd4x.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Sensirion SCD4X carbon dioxide sensor
    8 
    9 maintainers:
   10   - Roan van Dijk <roan@protonic.nl>
   11 
   12 description: |
   13   Air quality sensor capable of measuring co2 concentration, temperature
   14   and relative humidity.
   15 
   16 properties:
   17   compatible:
   18     enum:
   19       - sensirion,scd40
   20       - sensirion,scd41
   21 
   22   reg:
   23     maxItems: 1
   24 
   25   interrupts:
   26     maxItems: 1
   27 
   28   vdd-supply: true
   29 
   30 required:
   31   - compatible
   32   - reg
   33 
   34 additionalProperties: false
   35 
   36 examples:
   37   - |
   38     i2c {
   39       #address-cells = <1>;
   40       #size-cells = <0>;
   41 
   42       co2-sensor@62 {
   43         compatible = "sensirion,scd41";
   44         reg = <0x62>;
   45       };
   46     };
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