diff -urN linux-2.6.27-rc6.orig/drivers/net/arm/at91_ether.c linux-2.6.27-rc6/drivers/net/arm/at91_ether.c
--- linux-2.6.27-rc6.orig/drivers/net/arm/at91_ether.c	2008-09-16 21:15:53.000000000 +0200
+++ linux-2.6.27-rc6/drivers/net/arm/at91_ether.c	2008-09-16 21:15:59.000000000 +0200
@@ -220,7 +220,7 @@
 		if (!(phy & (1 << 0)))
 			goto done;
 	}
-	else if (lp->phy_type == MII_KS8721_ID) {
+	else if ((lp->phy_type == MII_KS8721_ID) || (lp->phy_type == MII_KSZ8041_ID)) {
 		read_phy(lp->phy_address, MII_TPISTATUS, &phy);		/* ack interrupt in Micrel PHY */
 		if (!(phy & ((1 << 2) | 1)))
 			goto done;
@@ -286,7 +286,7 @@
 		dsintr = (1 << 15) | ( 1 << 14);
 		write_phy(lp->phy_address, MII_BCMINTR_REG, dsintr);
 	}
-	else if (lp->phy_type == MII_KS8721_ID) {	/* for Micrel PHY */
+	else if ((lp->phy_type == MII_KS8721_ID) || (lp->phy_type == MII_KSZ8041_ID)) {	/* for Micrel PHY */
 		dsintr = (1 << 10) | ( 1 << 8);
 		write_phy(lp->phy_address, MII_TPISTATUS, dsintr);
 	}
@@ -341,7 +341,7 @@
 		dsintr = ~(1 << 14);
 		write_phy(lp->phy_address, MII_BCMINTR_REG, dsintr);
 	}
-	else if (lp->phy_type == MII_KS8721_ID) {	/* for Micrel PHY */
+	else if ((lp->phy_type == MII_KS8721_ID) || (lp->phy_type == MII_KSZ8041_ID)) {	/* for Micrel PHY */
 		read_phy(lp->phy_address, MII_TPISTATUS, &dsintr);
 		dsintr = ~((1 << 10) | (1 << 8));
 		write_phy(lp->phy_address, MII_TPISTATUS, dsintr);
@@ -1102,6 +1102,8 @@
 		printk(KERN_INFO "%s: National Semiconductor DP83848 PHY\n", dev->name);
 	else if (phy_type == MII_AC101L_ID)
 		printk(KERN_INFO "%s: Altima AC101L PHY\n", dev->name);
+	else if (phy_type == MII_KSZ8041_ID)
+		printk(KERN_INFO "%s: Micrel KSZ8041 PHY\n", dev->name);
 	else if (phy_type == MII_KS8721_ID)
 		printk(KERN_INFO "%s: Micrel KS8721 PHY\n", dev->name);
 	else if (phy_type == MII_T78Q21x3_ID)
@@ -1147,6 +1149,7 @@
 			case MII_DP83847_ID:		/* National Semiconductor DP83847:  */
 			case MII_DP83848_ID:		/* National Semiconductor DP83848:  */
 			case MII_AC101L_ID:		/* Altima AC101L: PHY_ID1 = 0x22, PHY_ID2 = 0x5520 */
+			case MII_KSZ8041_ID:		/* Micrel KSZ8041: PHY_ID1 = 0x22, PHY_ID2 = 0x1512 */
 			case MII_KS8721_ID:		/* Micrel KS8721: PHY_ID1 = 0x22, PHY_ID2 = 0x1610 */
 			case MII_T78Q21x3_ID:		/* Teridian 78Q21x3: PHY_ID1 = 0x0E, PHY_ID2 = 7237 */
 			case MII_LAN83C185_ID:		/* SMSC LAN83C185: PHY_ID1 = 0x0007, PHY_ID2 = 0xC0A1 */
diff -urN linux-2.6.27-rc6.orig/drivers/net/arm/at91_ether.h linux-2.6.27-rc6/drivers/net/arm/at91_ether.h
--- linux-2.6.27-rc6.orig/drivers/net/arm/at91_ether.h	2008-09-14 20:15:27.000000000 +0200
+++ linux-2.6.27-rc6/drivers/net/arm/at91_ether.h	2008-09-16 21:15:59.000000000 +0200
@@ -48,6 +48,9 @@
 /* Altima AC101L PHY */
 #define MII_AC101L_ID		0x00225520
 
+/* Micrel KSZ8041 PHY */
+#define MII_KSZ8041_ID		0x00221510
+
 /* Micrel KS8721 PHY */
 #define MII_KS8721_ID		0x00221610