Currently there is a fixed 1000ms wait time after the switch was reset.
Most if not all switches need much less time to perform a reset.
Therefore replace the fixed wait time with polling for BMCR_RESET to
be cleared.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@43329 3c298f89-4303-0410-b956-a3cf2f4a3e73