The USB power is off in S5 with previous ChromeBook.
The braswell platfrom should be the same as before.
BUG=chrome-os-partner:39507
BRANCH=cyan
TEST=The usb power is off in G3/S5 and is on in S3/S0 by ec console.
Change-Id: I719f213a9eb0180f7e95e4c2717c038c79ef56fe
Signed-off-by: Henry Hsu <Henry.Hsu@quantatw.com>
Reviewed-on: https://chromium-review.googlesource.com/267451
Reviewed-by: Shawn N <shawnn@chromium.org>