diff options
| author | Kein Yuan <kein.yuan@intel.com> | 2014-02-11 17:40:31 -0800 |
|---|---|---|
| committer | Marc Jones <marc.jones@se-eng.com> | 2015-04-06 19:06:37 +0200 |
| commit | d3b40bfc2d419906df49647492dc601aea181730 (patch) | |
| tree | 64dd3c37963344de835ca42a0722ac56bf219b28 /src/soc/intel/baytrail/hda.c | |
| parent | 2088571f56bc36a6917193706e0f4d8ec1ba5b4b (diff) | |
| download | coreboot-d3b40bfc2d419906df49647492dc601aea181730.tar.xz | |
baytrail: Fix hdmi audio choppy issue
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>
Diffstat (limited to 'src/soc/intel/baytrail/hda.c')
| -rw-r--r-- | src/soc/intel/baytrail/hda.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/src/soc/intel/baytrail/hda.c b/src/soc/intel/baytrail/hda.c index 010150faad..9e4140dcee 100644 --- a/src/soc/intel/baytrail/hda.c +++ b/src/soc/intel/baytrail/hda.c @@ -31,11 +31,6 @@ #include <baytrail/ramstage.h> static const struct reg_script init_ops[] = { - /* Set up VC0 and VC1. */ - REG_MMIO_WRITE32(RCBA_BASE_ADDRESS + 0x24, 0x80000019), - REG_MMIO_WRITE32(RCBA_BASE_ADDRESS + 0x28, 0x81000022), - /* Enable VCi */ - REG_PCI_WRITE32(0x120, 0x81000022), /* Enable no snoop traffic. */ REG_PCI_OR16(0x78, 1 << 11), /* Configure HDMI codec connection. */ |