The ARV4525 board init is passing the wrong offset to
arv_register_ath5k() resulting in a bogus mac.
Signed-off-by: Tobias Diedrich <ranma+openwrt@tdiedrich.de>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@32993 3c298f89-4303-0410-b956-a3cf2f4a3e73