According to this URL(https://github.com/acidanthera/AppleALC/wiki/Supported-codecs),
AppleALC.kext supports ALC 888.
Please change Voodoohda.kext to AppleALC.kext (off course edit kernel->add->) ,
and Add bootargs "alcid=1".
If still not works, then try alcid=2, 3, 4, 5, 7, 11, 27, 28, or 29.