0001 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
0002 %YAML 1.2
0003 ---
0004 $id: http://devicetree.org/schemas/iio/chemical/sensirion,scd30.yaml#
0005 $schema: http://devicetree.org/meta-schemas/core.yaml#
0006
0007 title: Sensirion SCD30 carbon dioxide sensor
0008
0009 maintainers:
0010 - Tomasz Duszynski <tomasz.duszynski@octakon.com>
0011
0012 description: |
0013 Air quality sensor capable of measuring co2 concentration, temperature
0014 and relative humidity.
0015
0016 properties:
0017 compatible:
0018 enum:
0019 - sensirion,scd30
0020
0021 reg:
0022 maxItems: 1
0023
0024 interrupts:
0025 maxItems: 1
0026
0027 vdd-supply: true
0028
0029 sensirion,sel-gpios:
0030 description: GPIO connected to the SEL line
0031 maxItems: 1
0032
0033 sensirion,pwm-gpios:
0034 description: GPIO connected to the PWM line
0035 maxItems: 1
0036
0037 required:
0038 - compatible
0039
0040 additionalProperties: false
0041
0042 examples:
0043 - |
0044 # include <dt-bindings/interrupt-controller/irq.h>
0045 i2c {
0046 #address-cells = <1>;
0047 #size-cells = <0>;
0048
0049 co2-sensor@61 {
0050 compatible = "sensirion,scd30";
0051 reg = <0x61>;
0052 vdd-supply = <&vdd>;
0053 interrupt-parent = <&gpio0>;
0054 interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
0055 };
0056 };
0057 - |
0058 # include <dt-bindings/interrupt-controller/irq.h>
0059 serial {
0060 co2-sensor {
0061 compatible = "sensirion,scd30";
0062 vdd-supply = <&vdd>;
0063 interrupt-parent = <&gpio0>;
0064 interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
0065 };
0066 };
0067
0068 ...
