Disable VC setting for HDA so hdmi audio choppy issue will be eliminated. Change HDA initialize steps to sync with UEFI reference code. BUG=chrome-os-partner:25651 BRANCH=Baytrail TEST=Does not have choppy noise during video playing Original-Signed-off-by: Kein Yuan <kein.yuan@intel.com> Original-Change-Id: I45d49123d369b7d075776215e709af5801ea696d Original-Reviewed-on: https://chromium-review.googlesource.com/186024 Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org> Original-Reviewed-by: Benson Leung <bleung@chromium.org> Original-Tested-by: Benson Leung <bleung@chromium.org> Original-Commit-Queue: Bernie Thompson <bhthompson@chromium.org> (cherry picked from commit 9f725a40f77cd684b2e230bd226d78d87b56e73b) Signed-off-by: Marc Jones <marc.jones@se-eng.com> Change-Id: I4fc10a161e5996e14d4823491fb62a7beff39bcc Reviewed-on: http://review.coreboot.org/9297 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>