uboot-imx

sunxi: A20-Olimex-SOM-EVB: Force 8211CL to master

Force master mode for 1000BASE-T operation on the
A20-Olimex-SOM-EVB.

Karsten Merker reports that this change is necessary to get a reliable
link at gigabit speeds.

Signed-off-by: Michael Haas <haas@computerlinguist.org>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>