This is necessary to support generic gpio interface in src/lib. This
file will be later populated with more GPIO definitions.
BRANCH=none
BUG=chrome-os-partner:31438
TEST=none
Change-Id: I68c9c3a28fcc747575436b502cb25b31afed8700
Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/226181
Reviewed-by: Aaron Durbin <adurbin@chromium.org>