Support Kukui rev 2 panel (via SSD2858).
BUG=b:129299873
BRANCH=none
TEST=Build as Kukui and boots on Rev 2 unit.
Change-Id: Icc16c4297eb3c6b6a4770a36661a2e3cab418048
Signed-off-by: Jitao Shi <jitao.shi@mediatek.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33571
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
