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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/iio/humidity/ti,hdc3020.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: HDC3020/HDC3021/HDC3022 humidity and temperature iio sensors
maintainers:
- Li peiyu <579lpy@gmail.com>
- Javier Carrasco <javier.carrasco.cruz@gmail.com>
description:
https://www.ti.com/lit/ds/symlink/hdc3020.pdf
The HDC302x is an integrated capacitive based relative humidity (RH)
and temperature sensor.
properties:
compatible:
oneOf:
- items:
- enum:
- ti,hdc3021
- ti,hdc3022
- const: ti,hdc3020
- const: ti,hdc3020
interrupts:
maxItems: 1
vdd-supply: true
reg:
maxItems: 1
reset-gpios:
maxItems: 1
required:
- compatible
- reg
- 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>;
humidity-sensor@47 {
compatible = "ti,hdc3021", "ti,hdc3020";
reg = <0x47>;
vdd-supply = <&vcc_3v3>;
interrupt-parent = <&gpio3>;
interrupts = <23 IRQ_TYPE_EDGE_RISING>;
reset-gpios = <&gpio3 27 GPIO_ACTIVE_LOW>;
};
};
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