Documentation/devicetree/bindings/iio/chemical/sensirion,scd30.yaml

   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,scd30.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Sensirion SCD30 carbon dioxide sensor
   8
   9 maintainers:
  10   - Tomasz Duszynski <tomasz.duszynski@octakon.com>
  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,scd30
  20
  21   reg:
  22     maxItems: 1
  23
  24   interrupts:
  25     maxItems: 1
  26
  27   vdd-supply: true
  28
  29   sensirion,sel-gpios:
  30     description: GPIO connected to the SEL line
  31     maxItems: 1
  32
  33   sensirion,pwm-gpios:
  34     description: GPIO connected to the PWM line
  35     maxItems: 1
  36
  37 required:
  38   - compatible
  39
  40 additionalProperties: false
  41
  42 examples:
  43   - |
  44     # include <dt-bindings/interrupt-controller/irq.h>
  45     i2c {
  46       #address-cells = <1>;
  47       #size-cells = <0>;
  48
  49       co2-sensor@61 {
  50         compatible = "sensirion,scd30";
  51         reg = <0x61>;
  52         vdd-supply = <&vdd>;
  53         interrupt-parent = <&gpio0>;
  54         interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
  55       };
  56     };
  57   - |
  58     # include <dt-bindings/interrupt-controller/irq.h>
  59     serial {
  60       co2-sensor {
  61         compatible = "sensirion,scd30";
  62         vdd-supply = <&vdd>;
  63         interrupt-parent = <&gpio0>;
  64         interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
  65       };
  66     };
  67
  68 ...