net: phy: atheros: Fix masks for AR8035 and AR8021

The masks were ignoring the last 4 bits which didn't allow detection differences
between the ar8031 and ar8035.

Signed-off-by: Jon Nettleton <jon.nettleton@gmail.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Patch: 288018
1 file changed