mb/google/rex: add variant gpio tables for variant creation
BUG=b:276818954
TEST=new_variant_fulltest.sh rex0
BRANCH=None
Signed-off-by: YH Lin <yueherngl@google.com>
Change-Id: Iebc098f8d480ac3e1835b00861fd844d97f281a8
Reviewed-on: https://review.coreboot.org/c/coreboot/+/74257
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Paul Fagerburg <pfagerburg@chromium.org>
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
d76beb8129