[PATCH 5/6] dt-bindings: iio: scd30: add device binding file

[Tomasz Duszynski <tomasz.duszynski@octakon.com>]

Add SCD30 sensor binding file.

Signed-off-by: Tomasz Duszynski <tomasz.duszynski@octakon.com>
---
 .../iio/chemical/sensirion,scd30.yaml         | 71 +++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/chemical/sensirion,scd30.yaml

diff --git a/Documentation/devicetree/bindings/iio/chemical/sensirion,scd30.yaml b/Documentation/devicetree/bindings/iio/chemical/sensirion,scd30.yaml
new file mode 100644
index 000000000000..b092b2530c76
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/chemical/sensirion,scd30.yaml
@@ -0,0 +1,71 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/chemical/sensirion,scd30.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Sensirion SCD30 carbon dioxide sensor
+
+maintainers:
+  - Tomasz Duszynski <tomasz.duszynski@octakon.com>
+
+description: |
+  Air quality sensor capable of measuring co2 concentration, temperature
+  and relative humidity.
+
+properties:
+  compatible:
+    enum:
+      - sensirion,scd30
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  vdd-supply: true
+
+  sensirion,sel-gpios:
+    description: GPIO connected to the SEL line
+    maxItems: 1
+
+  sensirion,pwm-gpios:
+    description: GPIO connected to the PWM line
+    maxItems: 1
+
+required:
+  - compatible
+  - vdd-supply
+
+additionalProperties: false
+
+examples:
+  - |
+    # include <dt-bindings/gpio/gpio.h>
+    # include <dt-bindings/interrupt-controller/irq.h>
+    i2c {
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      scd30@61 {
+        compatible = "sensirion,scd30";
+        reg = <0x61>;
+        vdd-supply = <&vdd>;
+        interrupt-parrent = <&gpio0>;
+        interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
+      };
+    };
+  - |
+    # include <dt-bindings/gpio/gpio.h>
+    # include <dt-bindings/interrupt-controller/irq.h>
+    serial {
+      scd30 {
+        compatible = "sensirion,scd30";
+        vdd-supply = <&vdd>;
+        interrupt-parrent = <&gpio0>;
+        interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
+      };
+    };
+
+...
-- 
2.26.1