This mainboard uses two i210 Ethernet controller. Therfore we enable the
usage of the i210 driver and have to provide a function to search for a
valid MAC address for all i210 devices by using Siemens hwilib.
Change-Id: I36246cdef987fcece15a297ebb2f41561fca1f69
Signed-off-by: Mario Scheithauer <mario.scheithauer@siemens.com>
Reviewed-on: https://review.coreboot.org/18380
Tested-by: build bot (Jenkins)
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>