SoC Audio for TXx9

modulename: snd-soc-txx9aclc.ko

configname: CONFIG_SND_SOC_TXX9ACLC

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>ALSA for SoC audio support
└─>SoC Audio for TXx9
In linux kernel since version 2.6.31 (release Date: 2009-09-09)  
This option enables support for the AC Link Controllers in TXx9 SoC.

source code: