Since two port may cause some unexpected problem in a
one port board.
I've cloned this from glados_pd without any code changes
and I'll remove the second port settings at another CL.
BUG=None
BRANCH=lars
TEST=`make BOARD=lars_pd -j`
Change-Id: I84b3d2fa705ff089aabd52ab71d9fb59eecdd027
Signed-off-by: Ryan Zhang <Ryan.Zhang@quantatw.com>
Reviewed-on: https://chromium-review.googlesource.com/314637
Reviewed-by: Shawn N <shawnn@chromium.org>