Update the GPIO mapping based on the Kevin P0 schematic and drive the EC
and AP select signals low.
BUG=chrome-os-partner:50728
BRANCH=none
TEST=test that DIOB2 and B3 default to low, but can be set high or low.
Change-Id: If574436913ad0271540bcce2939fe1f4574dae97
Signed-off-by: Mary Ruthven <mruthven@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/335381
Reviewed-by: Vadim Bendebury <vbendeb@chromium.org>