ralink: backport the ethernet driver from trunk

Signed-off-by: John Crispin <blogic@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/branches/barrier_breaker@43312 3c298f89-4303-0410-b956-a3cf2f4a3e73
ralink: backport the pcie reset fix for mt7620a

Signed-off-by: John Crispin <blogic@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/branches/barrier_breaker@43313 3c298f89-4303-0410-b956-a3cf2f4a3e73
ralink: disable the ICPlus phy driver

Signed-off-by: John Crispin <blogic@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/branches/barrier_breaker@43321 3c298f89-4303-0410-b956-a3cf2f4a3e73