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authorFrancois Toguo <francois.toguo.fotso@intel.com>2021-03-08 14:53:51 -0800
committerPatrick Georgi <pgeorgi@google.com>2021-04-06 07:48:10 +0000
commita0ca786a6ea72a3cac2f880bb1d099e3034cbca7 (patch)
treefc082e4e30c88fe02c6e7b8ca71d69cb8673f10a
parent5f74818d398af8a163c4a698bc00b1183b270e7a (diff)
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>
-rw-r--r--src/mainboard/intel/adlrvp/devicetree_m.cb2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mainboard/intel/adlrvp/devicetree_m.cb b/src/mainboard/intel/adlrvp/devicetree_m.cb
index 3094010584..7c691638c7 100644
--- a/src/mainboard/intel/adlrvp/devicetree_m.cb
+++ b/src/mainboard/intel/adlrvp/devicetree_m.cb
@@ -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