net: phy: Fix mask so that we can identify Marvell 88E1518

The mask for the 88E1510 meant that the 88E1518 code would never be
used.

Signed-off-by: Phil Edworthy <phil.edworthy@renesas.com>
Reviewed-by: Stefan Roese <sr@denx.de>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c
index c3058a4..ae870c5 100644
--- a/drivers/net/phy/marvell.c
+++ b/drivers/net/phy/marvell.c
@@ -596,7 +596,7 @@
 static struct phy_driver M88E1510_driver = {
 	.name = "Marvell 88E1510",
 	.uid = 0x1410dd0,
-	.mask = 0xffffff0,
+	.mask = 0xfffffff,
 	.features = PHY_GBIT_FEATURES,
 	.config = &m88e1510_config,
 	.startup = &m88e1011s_startup,
@@ -606,7 +606,7 @@
 static struct phy_driver M88E1518_driver = {
 	.name = "Marvell 88E1518",
 	.uid = 0x1410dd1,
-	.mask = 0xffffff0,
+	.mask = 0xfffffff,
 	.features = PHY_GBIT_FEATURES,
 	.config = &m88e1518_config,
 	.startup = &m88e1011s_startup,