xref: /linux/Documentation/devicetree/bindings/hwmon/amphenol,chipcap2.yaml (revision 79790b6818e96c58fe2bffee1b418c16e64e7b80)

# 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", "amphenol,cc2d23";
            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>;
        };
    };