[S] Change in coreboot[main]: mb/google/nissa/var/craaskov: Disable external fivr

[Ian Feng (Code Review)]

Attention is currently required from: Dinesh Gehlot, Dtrain Hsu, Eric Lai, Ian Feng, Kapil Porwal, Nick Vaccaro, Subrata Banik.

Hello Dinesh Gehlot, Dtrain Hsu, Eric Lai, Kapil Porwal, Nick Vaccaro, Subrata Banik, build bot (Jenkins),

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

https://review.coreboot.org/c/coreboot/+/81607?usp=email

to look at the new patch set (#3).

Change subject: mb/google/nissa/var/craaskov: Disable external fivr
......................................................................

mb/google/nissa/var/craaskov: Disable external fivr

In next phase, craaskov will remove external fivr. Use the board version
to config external fivr for backward compatibility and show message

BUG=b:330253778
TEST=boot to ChromeOS, cold reboot/suspend/recovery mode/install OS
work normally.

Change-Id: I9280a86bf78caa10b527a6569ac580dfe1d66f60
Signed-off-by: Ian Feng 
---
M src/mainboard/google/brya/variants/craaskov/overridetree.cb
M src/mainboard/google/brya/variants/craaskov/variant.c
2 files changed, 27 insertions(+), 15 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/07/81607/3