This connects the USB driver to the USB power domain, so that USB can
actually be turned on at boot if the bootloader didn't do it for us.
Signed-off-by: NAlexander Aring <alex.aring@gmail.com>
Signed-off-by: NEric Anholt <eric@anholt.net>
Reviewed-by: NKevin Hilman <khilman@linaro.org>