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Subject[PATCH v4 4/5] dt-bindings: hwmon: Add Amphenol ChipCap 2
Add device tree bindings and an example for the ChipCap 2 humidity
and temperature sensor.

Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com>
---
.../bindings/hwmon/amphenol,chipcap2.yaml | 77 ++++++++++++++++++++++
1 file changed, 77 insertions(+)

diff --git a/Documentation/devicetree/bindings/hwmon/amphenol,chipcap2.yaml b/Documentation/devicetree/bindings/hwmon/amphenol,chipcap2.yaml
new file mode 100644
index 000000000000..738c278d6403
--- /dev/null
+++ b/Documentation/devicetree/bindings/hwmon/amphenol,chipcap2.yaml
@@ -0,0 +1,77 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/hwmon/amphenol,chipcap2.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: ChipCap 2 humidity and temperature iio sensor
+
+maintainers:
+ - Javier Carrasco <javier.carrasco.cruz@gmail.com>
+
+description: |
+ Relative humidity and temperature sensor on I2C bus.
+
+ Datasheets:
+ https://www.amphenol-sensors.com/en/telaire/humidity/527-humidity-sensors/3095-chipcap-2
+
+properties:
+ compatible:
+ oneOf:
+ - const: amphenol,cc2d23
+ - items:
+ - enum:
+ - amphenol,cc2d23s
+ - amphenol,cc2d25
+ - amphenol,cc2d25s
+ - amphenol,cc2d33
+ - amphenol,cc2d33s
+ - amphenol,cc2d35
+ - amphenol,cc2d35s
+ - const: amphenol,cc2d23
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ items:
+ - description: measurement ready indicator
+ - description: low humidity alarm
+ - description: high humidity alarm
+
+ interrupt-names:
+ items:
+ - const: ready
+ - const: low
+ - const: high
+
+ vdd-supply:
+ description:
+ Dedicated, controllable supply-regulator to reset the device and
+ enter in command mode.
+
+required:
+ - compatible
+ - reg
+ - vdd-supply
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ humidity@28 {
+ compatible = "amphenol,cc2d23s";
+ reg = <0x28>;
+ interrupt-parent = <&gpio>;
+ interrupts = <4 IRQ_TYPE_EDGE_RISING>,
+ <5 IRQ_TYPE_EDGE_RISING>,
+ <6 IRQ_TYPE_EDGE_RISING>;
+ interrupt-names = "ready", "low", "high";
+ vdd-supply = <&reg_vdd>;
+ };
+ };
--
2.39.2


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