Texas Instruments - tlv320aic3x Codec module The tlv320aic3x serial control bus communicates through I2C protocols Required properties: - compatible - "string" - One of: "ti,tlv320aic3x" - Generic TLV320AIC3x device "ti,tlv320aic33" - TLV320AIC33 "ti,tlv320aic3007" - TLV320AIC3007 "ti,tlv320aic3106" - TLV320AIC3106 - reg - - I2C slave address Optional properties: - gpio-reset - gpio pin number used for codec reset - ai3x-gpio-func - - AIC3X_GPIO1 & AIC3X_GPIO2 Functionality - ai3x-micbias-vg - MicBias Voltage required. 1 - MICBIAS output is powered to 2.0V, 2 - MICBIAS output is powered to 2.5V, 3 - MICBIAS output is connected to AVDD, If this node is not mentioned or if the value is incorrect, then MicBias is powered down. Example: tlv320aic3x: tlv320aic3x@1b { compatible = "ti,tlv320aic3x"; reg = <0x1b>; };