* Sensirion SGP30/SGPC3 multi-pixel Gas Sensor

Required properties:

  - compatible: must be one of
    "sensirion,sgp30"
    "sensirion,sgpc3"
  - reg: the I2C address of the sensor

Example:

gas@58 {
	compatible = "sensirion,sgp30";
	reg = <0x58>;
};