AK4458 audio DAC This device supports I2C mode. Required properties: - compatible : "asahi-kasei,ak4458" or "asahi-kasei,ak4497" - reg : The I2C address of the device for I2C Optional properties: - reset-gpios: A GPIO specifier for the power down & reset pin - mute-gpios: A GPIO specifier for the soft mute pin Example: &i2c { ak4458: dac@10 { compatible = "asahi-kasei,ak4458"; reg = <0x10>; reset-gpios = <&gpio1 10 GPIO_ACTIVE_LOW> mute-gpios = <&gpio1 11 GPIO_ACTIVE_HIGH> }; };