support Onyx chip

modulename: snd-aoa-codec-onyx.ko

configname: CONFIG_SND_AOA_ONYX

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>Apple Onboard Audio driver
└─>support Onyx chip
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
This option enables support for the Onyx (pcm3052)
codec chip found in the latest Apple machines
(most of those with digital audio output).

source code: