To enable device mode, set the gpio USB2_OTG_ID
in the respective boards to high.
Pull the gpio low to disable device mode.
BUG=b:79343083
BRANCH=NONE
TEST=On Yorp board, for UFP mode gpio USB2_OTG_ID should be high,
for DFP mode gpio USB2_OTG_ID should be low.
In OS console, lspci should list xdci.
(with chromiumos/third_party/coreboot/+/1064592)
Change-Id: I70f13a9705626d9bcbe989239f6826d35d8fa536
Signed-off-by: Jagadish Krishnamoorthy <jagadish.krishnamoorthy@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/1058832
Reviewed-by: Jett Rink <jettrink@chromium.org>