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authorSathya Prakash M R <sathya.prakash.m.r@intel.com>2021-07-12 16:30:37 +0530
committerSubrata Banik <subrata.banik@intel.com>2021-08-13 04:15:32 +0000
commit1f19ef54e43f791350ac36b3004a0f2f80fa9227 (patch)
tree24f521801059526d32f7bbe3ffb7e25562f59688 /src
parentf9d7dc7ed3de9383740295871c8adde66c688425 (diff)
mb/intel/adlrvp: Use HDA TMODE 8T to match spec for ADL P RVP
With current setting Display audio codec probe fails. Hence HDMI/DP audio fails. Earlier, with FSP 2037 was used the mode was incorrectly programmed to 4T This setting was carried ahead with below change: Commit : 50f8b4ebdd7db8077b87ab7686637599c9d93af3 The issue was fixed in later FSPs and with current FSP v2237, we need to set the TMODE to 8T as per spec. TEST=Verify HDMI/DP Playback on ADL P RVP Fixes: 50f8b4ebdd7db8077b87ab7686637599c9d93af3 (soc/intel/alderlake: Add enum for HDA audio configuration) Signed-off-by: Sathya Prakash M R <sathya.prakash.m.r@intel.com> Change-Id: Ia39a33f5da2fea0dc2eaf4eae45999a711c61c33 Reviewed-on: https://review.coreboot.org/c/coreboot/+/56208 Reviewed-by: Subrata Banik <subrata.banik@intel.com> Reviewed-by: Balaji Manigandan <balaji.manigandan@intel.com> Reviewed-by: Meera Ravindranath <meera.ravindranath@intel.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/intel/adlrvp/devicetree.cb2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mainboard/intel/adlrvp/devicetree.cb b/src/mainboard/intel/adlrvp/devicetree.cb
index d4a2eb72cf..c9d7da6cbc 100644
--- a/src/mainboard/intel/adlrvp/devicetree.cb
+++ b/src/mainboard/intel/adlrvp/devicetree.cb
@@ -169,7 +169,7 @@ chip soc/intel/alderlake
# HD Audio
register "PchHdaDspEnable" = "1"
- register "PchHdaIDispLinkTmode" = "HDA_TMODE_4T"
+ register "PchHdaIDispLinkTmode" = "HDA_TMODE_8T"
register "PchHdaIDispLinkFrequency" = "HDA_LINKFREQ_96MHZ"
register "PchHdaIDispCodecEnable" = "1"