Analog Devices ADAU1701 CODEC

modulename: snd-soc-adau1701.ko

configname: CONFIG_SND_SOC_ADAU1701

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>ALSA for SoC audio support
└─>CODEC drivers
└─>I2C support
└─>Analog Devices ADAU1701 CODEC
In linux kernel since version 3.1 (release Date: 2011-10-24)  
source code:
sound/soc//codecs/