fec: Add LAN8700 phy support

The i.MX51 babbage board has a FEC ethernet controller with this phy.

In the long term we should resurrect the phylib patches for fec.
Signed-off-by: NAmit Kucheria <amit.kucheria@canonical.com>
Acked-by: NGrant Likely <grant.likely@secretlab.ca>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/fec.c

@@ -1128,6 +1128,26 @@ static phy_info_t phy_info_dp83848= {
 	},
 };
 
+static phy_info_t phy_info_lan8700 = {
+	0x0007C0C,
+	"LAN8700",
+	(const phy_cmd_t []) { /* config */
+		{ mk_mii_read(MII_REG_CR), mii_parse_cr },
+		{ mk_mii_read(MII_REG_ANAR), mii_parse_anar },
+		{ mk_mii_end, }
+	},
+	(const phy_cmd_t []) { /* startup */
+		{ mk_mii_write(MII_REG_CR, 0x1200), NULL }, /* autonegotiate */
+		{ mk_mii_read(MII_REG_SR), mii_parse_sr },
+		{ mk_mii_end, }
+	},
+	(const phy_cmd_t []) { /* act_int */
+		{ mk_mii_end, }
+	},
+	(const phy_cmd_t []) { /* shutdown */
+		{ mk_mii_end, }
+	},
+};
 /* ------------------------------------------------------------------------- */
 
 static phy_info_t const * const phy_info[] = {
@@ -1137,6 +1157,7 @@ static phy_info_t const * const phy_info[] = {
 	&phy_info_am79c874,
 	&phy_info_ks8721bl,
 	&phy_info_dp83848,
+	&phy_info_lan8700,
 	NULL
 };