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mb/intel/shadowmountain: Update HDMI audio mode to 8T 

This patch sets the HDMI audio mode to 8T as required by the latest FSP
version v2081_02

TEST: HDMI audio codecs detection is failing without this change.

Change-Id: Ie5a825da7d199c9ee61e64d8f4ee7dec28fdaacd
Signed-off-by: Sugnan Prabhu S <sugnan.prabhu.s@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51273
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aamir Bohra <aamir.bohra@intel.com>
Reviewed-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-by: Rizwan Qureshi <rizwan.qureshi@intel.com>
This commit is contained in:
Sugnan Prabhu S 2021-03-05 13:19:40 +05:30 committed by Patrick Georgi
parent 565359fee0
commit efe873e633
1 changed files with 1 additions and 1 deletions
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2
src/mainboard/intel/shadowmountain/variants/baseboard/devicetree.cb
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@ -118,7 +118,7 @@ chip soc/intel/alderlake
register "PchHdaAudioLinkSndwEnable[0]" = "0"
register "PchHdaAudioLinkSndwEnable[1]" = "0"
# iDisp-Link T-Mode 0: 2T, 2: 4T, 3: 8T, 4: 16T
register "PchHdaIDispLinkTmode" = "2"
register "PchHdaIDispLinkTmode" = "3"
# iDisp-Link Freq 4: 96MHz, 3: 48MHz.
register "PchHdaIDispLinkFrequency" = "4"
# Not disconnected/enumerable