CS42L73 audio CODEC Required properties: - compatible : "cirrus,cs42l73" - reg : the I2C address of the device for I2C Optional properties: - reset_gpio : a GPIO spec for the reset pin. - chgfreq : Charge Pump Frequency values 0x00-0x0F Example: codec: cs42l73@4a { compatible = "cirrus,cs42l73"; reg = <0x4a>; reset_gpio = <&gpio 10 0>; chgfreq = <0x05>; };