Change in coreboot[master]: mb/google/brya/var/vell: update gpio override

[Shon Wang (Code Review)]

Attention is currently required from: Kevin Chiu, Paul Menzel, Nick Vaccaro, Wisley Chen, Shon Wang.
Shon Wang has uploaded a new patch set (#15) to the change originally created by Kevin Chiu. ( https://review.coreboot.org/c/coreboot/+/59305 )

Change subject: mb/google/brya/var/vell: update gpio override
......................................................................

mb/google/brya/var/vell: update gpio override

Configure GPIOs according to schematics
Update initial gpio configuration for redrix

BUG=b:205908918
TEST=emerge-brya coreboot

Change-Id: Icc91866f7555c294af7eed9e5d1550e73d8059d0
Signed-off-by: Kevin Chiu 
---
A src/mainboard/google/brya/variants/vell/Makefile.inc
A src/mainboard/google/brya/variants/vell/gpio.c
2 files changed, 188 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/05/59305/15