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: Amit Kucheria <amit.kucheria@canonical.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 21 insertions, 0 deletions

diff --git a/drivers/net/fec.c b/drivers/net/fec.c
index 9a8743daa3e..5d0d3326815 100644
--- a/drivers/net/fec.c
+++ b/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
 };