phy-handle is used to poll link status. They are useless when
we need fixed-link on these interfaces.
Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
This target can automatically detect the correct memory size and we've
been using it for long in ar71xx.
Signed-off-by: Chuanhong Guo <gch981213@gmail.com>