A copy paste error that got fixed in Linux 4.6 and backported to stable
kernels. As armada-385-linksys.dtsi wasn't upstreamed yet for 3.18 fix
the local copy to enable the usb2 portion of the combo port for
armada-385 based Linksys devices.
Signed-off-by: Ralph Sennhauser <ralph.sennhauser@gmail.com>