board/BuR/common: try to setup cpsw mac-address from the devicetree

since we have a dtb blob programmed on the board we try to setup the cpsw
interface with the programmed mac.
If this method fails, we fall back to the device-fuses.

Signed-off-by: Hannes Petermaier <oe5hpm@oevsv.at>
1 file changed