* HDC100x temperature + humidity sensors

Required properties:
  - compatible: Should contain one of the following:
	ti,hdc1000
	ti,hdc1008
	ti,hdc1010
	ti,hdc1050
	ti,hdc1080
  - reg: i2c address of the sensor

Example:

hdc100x@40 {
	compatible = "ti,hdc1000";
	reg = <0x40>;
};