summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorChris.Wang <chris.wang@amd.corp-partner.google.com>2023-01-04 10:15:00 +0800
committerMartin L Roth <gaumless@gmail.com>2023-01-05 17:56:55 +0000
commitadec2e6c45fdbf3f2e1d7cde06ed09d00e6c6dff (patch)
tree8cb1cd2efeb19122eb752158d0a19cc66ee5b8e6
parent81016b5c249cd3c16f18a9688074f7e11d3a014d (diff)
mb/google/skyrim/var/winterhold: set dxio_tx_vboost_enable for whiterun
Turn on the dxio_tx_vboost_enable for winterhold/whiterun in coreboot. It needs to confirm the PCIe Signal Integrity after enabled. BUG=b:259622787 BRANCH=none TEST=confirm the setting has been set correspondingly with checking the FSP log. Signed-off-by: Chris.Wang <chris.wang@amd.corp-partner.google.com> Change-Id: I6aad3d9118180d2ffdfba38abc80b175b6f103bd Reviewed-on: https://review.coreboot.org/c/coreboot/+/71647 Reviewed-by: Jason Glenesk <jason.glenesk@amd.corp-partner.google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com>
-rw-r--r--src/mainboard/google/skyrim/variants/winterhold/overridetree.cb3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mainboard/google/skyrim/variants/winterhold/overridetree.cb b/src/mainboard/google/skyrim/variants/winterhold/overridetree.cb
index 1d50bd5b0b..b4e7c467f5 100644
--- a/src/mainboard/google/skyrim/variants/winterhold/overridetree.cb
+++ b/src/mainboard/google/skyrim/variants/winterhold/overridetree.cb
@@ -99,6 +99,9 @@ chip soc/amd/mendocino
register "stt_skin_temp_apu_F" = "0x3200"
device domain 0 on
+
+ register "dxio_tx_vboost_enable" = "1"
+
device ref gpp_bridge_1 on
# Required so the NVMe gets placed into D3 when entering S0i3.
chip drivers/pcie/rtd3/device