The initialization routines for these boards were relying on some (wrong)
defaults for the QCA953x ethernet. Make these defaults explicit to prevent
breaking them when the QCA953x defaults are fixed.
Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
Backport of r46206
git-svn-id: svn://svn.openwrt.org/openwrt/branches/chaos_calmer@48853 3c298f89-4303-0410-b956-a3cf2f4a3e73