the following patch was just integrated into master:
Author: Marc Jones <marcj303(a)gmail.com>
Date: Wed Dec 14 11:24:00 2011 -0700
Persimmon audio codec verb patch.
Verb data is required for the HDA audio codec in the sb800 southbridge. Verb
data is not required for mainboards that use G-Series HDMI. It is also a setting
the may be boards specific. This fixes issues with Windows audio on Persimmon.
Signed-off-by: Marc Jones <marcj303(a)gmail.com>
Build-Tested: build bot (Jenkins) at Sat Dec 17 01:10:37 2011, giving +1
Reviewed-By: Stefan Reinauer <stefan.reinauer(a)coreboot.org> at Wed Dec 21 01:06:15
2011, giving +2