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mb/intel/adlrvp: Update iDisp Link UPD settings 

This changes updates the iDisp-Link T-mode to 8T required for ADL-M.
The update is made because the HW on ADL now supports 8T mode.

BUG=None
TEST= build and boot ADL-M RVP and verify HDMI/DP audio playback.

Signed-off-by: Francois Toguo <francois.toguo.fotso@intel.com>
Change-Id: I9d0bf7dc76348f7e184e8496f042badc30bf3211
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51353
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Francois Toguo 2021-03-08 14:53:51 -08:00 committed by Patrick Georgi
parent 5f74818d39
commit a0ca786a6e
1 changed files with 1 additions and 1 deletions
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2
src/mainboard/intel/adlrvp/devicetree_m.cb
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@ -130,7 +130,7 @@ chip soc/intel/alderlake
register "PchHdaAudioLinkSndwEnable[0]" = "1"
register "PchHdaAudioLinkSndwEnable[1]" = "1"
# 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