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authorFrank Wu <frank_wu@compal.corp-partner.google.com>2023-01-16 16:06:06 +0800
committerEric Lai <eric_lai@quanta.corp-partner.google.com>2023-01-19 00:22:03 +0000
commit89a269af9dd289f1a7a2e44a3854e14483d20431 (patch)
treea84f12296811f54fabd2d27f3dc25acc6e48d1e3 /src/mainboard
parent16d6d6609422914bf16a79195e9d5a0c089790f1 (diff)
mb/google/skyrim/var/markarth: set dxio_tx_vboost_enable
Turn on the dxio_tx_vboost_enable for markarth in coreboot. It needs to confirm the PCIe Signal Integrity after enabled. BUG=b:263534907, b:263216451 BRANCH=none TEST=emerge-skyrim coreboot chromeos-bootimage Signed-off-by: Frank Wu <frank_wu@compal.corp-partner.google.com> Change-Id: I0798c1d9788e1911c2643bf387722b072aa79045 Reviewed-on: https://review.coreboot.org/c/coreboot/+/71931 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com> Reviewed-by: John Su <john_su@compal.corp-partner.google.com> Reviewed-by: Chao Gui <chaogui@google.com>
Diffstat (limited to 'src/mainboard')
-rw-r--r--src/mainboard/google/skyrim/variants/markarth/overridetree.cb3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mainboard/google/skyrim/variants/markarth/overridetree.cb b/src/mainboard/google/skyrim/variants/markarth/overridetree.cb
index f8e5268aea..f50820bdeb 100644
--- a/src/mainboard/google/skyrim/variants/markarth/overridetree.cb
+++ b/src/mainboard/google/skyrim/variants/markarth/overridetree.cb
@@ -3,6 +3,9 @@
chip soc/amd/mendocino
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