Gandof: Add smart_usb_charge for gandof support smart_usb_charge

BUG=chrome-os-partner:43175
TEST=Ran FAFT on gandof

Change-Id: Ibda258534aaaa3f772638c1aa45934f9f9528732
Signed-off-by: David Huang <David.Huang@quantatw.com>
Reviewed-on: https://chromium-review.googlesource.com/289836
Reviewed-by: Bernie Thompson <bhthompson@chromium.org>
Commit-Queue: Saurabh Madan <ssmadan@chromium.org>
Trybot-Ready: Saurabh Madan <ssmadan@chromium.org>
Tested-by: Saurabh Madan <ssmadan@chromium.org>
1 file changed