powerpc: net: support for the SMSC LAN8700 PHY

Signed-off-by: Heiko Schocher <hs@denx.de>
Signed-off-by: Ben Warren <biggerbadderben@gmail.com>

diff --git a/drivers/qe/uec_phy.c b/drivers/qe/uec_phy.c
index 829f0828537c308fb25036b4d8a69d2250c8c92e..d613f3e4cf21e92b882985fd533090f279dba4ae 100644 (file)
--- a/drivers/qe/uec_phy.c
+++ b/drivers/qe/uec_phy.c
@@ -603,6 +603,55 @@ static int fixed_phy_read_status (struct uec_mii_info *mii_info)
        return 0;
 }
 
+static int smsc_config_aneg (struct uec_mii_info *mii_info)
+{
+       return 0;
+}
+
+static int smsc_read_status (struct uec_mii_info *mii_info)
+{
+       u16 status;
+       int err;
+
+       /* Update the link, but return if there
+        * was an error */
+       err = genmii_update_link (mii_info);
+       if (err)
+               return err;
+
+       /* If the link is up, read the speed and duplex */
+       /* If we aren't autonegotiating, assume speeds
+        * are as set */
+       if (mii_info->autoneg && mii_info->link) {
+               int     val;
+
+               status = phy_read (mii_info, 0x1f);
+               val = (status & 0x1c) >> 2;
+
+               switch (val) {
+                       case 1:
+                               mii_info->duplex = DUPLEX_HALF;
+                               mii_info->speed = SPEED_10;
+                               break;
+                       case 5:
+                               mii_info->duplex = DUPLEX_FULL;
+                               mii_info->speed = SPEED_10;
+                               break;
+                       case 2:
+                               mii_info->duplex = DUPLEX_HALF;
+                               mii_info->speed = SPEED_100;
+                               break;
+                       case 6:
+                               mii_info->duplex = DUPLEX_FULL;
+                               mii_info->speed = SPEED_100;
+                               break;
+               }
+               mii_info->pause = 0;
+       }
+
+       return 0;
+}
+
 static struct phy_info phy_info_dm9161 = {
        .phy_id = 0x0181b880,
        .phy_id_mask = 0x0ffffff0,
@@ -655,6 +704,15 @@ static struct phy_info phy_info_fixedphy = {
        .read_status = fixed_phy_read_status,
 };
 
+static struct phy_info phy_info_smsclan8700 = {
+       .phy_id = 0x0007c0c0,
+       .phy_id_mask = 0xfffffff0,
+       .name = "SMSC LAN8700",
+       .features = MII_BASIC_FEATURES,
+       .config_aneg = smsc_config_aneg,
+       .read_status = smsc_read_status,
+};
+
 static struct phy_info phy_info_genmii = {
        .phy_id = 0x00000000,
        .phy_id_mask = 0x00000000,
@@ -669,6 +727,7 @@ static struct phy_info *phy_info[] = {
        &phy_info_dm9161a,
        &phy_info_marvell,
        &phy_info_bcm5481,
+       &phy_info_smsclan8700,
        &phy_info_fixedphy,
        &phy_info_genmii,
        NULL