ks8851: Use MAC address from companion EEPROM

Allow the KS8851 SPI Ethernet controller to read the MAC
address out of its companion EEPROM (if available) and only
generate a random MAC address if the EEPROM is not present
or if the address stored there does not look valid.

Signed-off-by: Stepan Moskovchenko <stepanm@codeaurora.org>
1 file changed