diff -Nur linux-2.6.19.2/drivers/net/ixp4xx/mac_driver.c linux-2.6.19.2-owrt/drivers/net/ixp4xx/mac_driver.c
--- linux-2.6.19.2/drivers/net/ixp4xx/mac_driver.c	2007-04-15 14:26:54.000000000 +0200
+++ linux-2.6.19.2-owrt/drivers/net/ixp4xx/mac_driver.c	2007-04-15 14:33:44.000000000 +0200
@@ -161,6 +161,16 @@
 {
 	struct mac_info *mac = netdev_priv(dev);
 
+	if ( mac->mii.phy_id < 0 ) {
+		if ( init ) {
+			netif_carrier_on(mac->mii.dev);
+			mac->mii.full_duplex = 1;
+			update_duplex_mode(dev);
+			return 1;
+		}
+		return 0;
+	}
+
 	if (mii_check_media(&mac->mii, netif_msg_link(mac), init)) {
 		update_duplex_mode(dev);
 		return 1;
@@ -458,7 +468,12 @@
 		return -EINVAL;
 	if (!try_module_get(THIS_MODULE))
 		return -ENODEV;
-	rc = generic_mii_ioctl(&mac->mii, if_mii(rq), cmd, &duplex_changed);
+	if ( mac->mii.phy_id < 0 ) {
+		duplex_changed = 0;
+		rc = -EOPNOTSUPP;
+	} else {
+		rc = generic_mii_ioctl(&mac->mii, if_mii(rq), cmd, &duplex_changed);
+	}
 	module_put(THIS_MODULE);
 	if (duplex_changed)
 		update_duplex_mode(dev);
@@ -488,6 +503,9 @@
 static int ixmac_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
 {
 	struct mac_info *mac = netdev_priv(dev);
+	if ( mac->mii.phy_id < 0 ) {
+		return 0;
+	}
 	mii_ethtool_gset(&mac->mii, cmd);
 	return 0;
 }
@@ -496,6 +514,9 @@
 {
 	struct mac_info *mac = netdev_priv(dev);
 	int rc;
+	if ( mac->mii.phy_id < 0 ) {
+		return -EOPNOTSUPP;
+	}
 	rc = mii_ethtool_sset(&mac->mii, cmd);
 	return rc;
 }
@@ -503,12 +524,18 @@
 static int ixmac_nway_reset(struct net_device *dev)
 {
 	struct mac_info *mac = netdev_priv(dev);
+	if ( mac->mii.phy_id < 0 ) {
+		return -EOPNOTSUPP;
+	}
 	return mii_nway_restart(&mac->mii);
 }
 
 static u32 ixmac_get_link(struct net_device *dev)
 {
 	struct mac_info *mac = netdev_priv(dev);
+	if ( mac->mii.phy_id < 0 ) {
+		return 1;
+	}
 	return mii_link_ok(&mac->mii);
 }