Default value (4000ms) of PHY_ANEG_TIMEOUT for Micrel KSZ9031 contoller
isn't sufficient to finish auto-negotiation, which sometimes leads to
timeout errors:
Apalis iMX6 # dhcp
FEC Waiting for PHY auto negotiation to complete......... TIMEOUT !
Increase the auto-negotiation time-out to 15000ms.
Signed-off-by: Igor Opaniuk <igor.opaniuk@toradex.com> Reviewed-by: Philippe Schenker <philippe.schenker@toradex.com>