[S] Change in coreboot[master]: mb/google/skyrim/var/winterhold: set dxio_tx_vboost_enable for whiterun

[Chris Wang (Code Review)]

Attention is currently required from: Martin L Roth, Jason Nien, Chris Wang, Martin Roth.

Hello build bot (Jenkins), Dtrain Hsu, Jason Nien, Jason Glenesk, Martin Roth,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/71647

to look at the new patch set (#6).

Change subject: mb/google/skyrim/var/winterhold: set dxio_tx_vboost_enable for whiterun
......................................................................

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 
Change-Id: I6aad3d9118180d2ffdfba38abc80b175b6f103bd
---
M src/mainboard/google/skyrim/variants/winterhold/overridetree.cb
1 file changed, 22 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/47/71647/6