All the Allwinner boards use the same manufacturer, VID and PID for the
gadgets. Make them the defaults to remove some boilerplate from our
defconfigs.
Reviewed-by: NŁukasz Majewski <lukma@denx.de>
Reviewed-by: NSimon Glass <sjg@chromium.org>
Signed-off-by: NMaxime Ripard <maxime.ripard@free-electrons.com>