Atmel AC97 Controller (AC97C) driver

modulename: snd-atmel-ac97c.ko

configname: CONFIG_SND_ATMEL_AC97C

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>Atmel devices (AVR32 and AT91)
└─>Atmel AC97 Controller (AC97C) driver
In linux kernel since version 2.6.30 (release Date: 2009-06-09)  
ALSA sound driver for the Atmel AC97 controller.

source code: