diff --git a/board/spear/x600/x600.c b/board/spear/x600/x600.c
index b8edfcd..f8e9fdd 100644
--- a/board/spear/x600/x600.c
+++ b/board/spear/x600/x600.c
@@ -8,6 +8,7 @@
  */
 
 #include <common.h>
+#include <micrel.h>
 #include <nand.h>
 #include <netdev.h>
 #include <phy.h>
@@ -69,27 +70,64 @@
 
 int board_phy_config(struct phy_device *phydev)
 {
-	/* Extended PHY control 1, select GMII */
-	phy_write(phydev, MDIO_DEVAD_NONE, 23, 0x0020);
+	unsigned short id1, id2;
 
-	/* Software reset necessary after GMII mode selction */
-	phy_reset(phydev);
+	/* check whether KSZ9031 or AR8035 has to be configured */
+	id1 = phy_read(phydev, MDIO_DEVAD_NONE, 2);
+	id2 = phy_read(phydev, MDIO_DEVAD_NONE, 3);
 
-	/* Enable extended page register access */
-	phy_write(phydev, MDIO_DEVAD_NONE, 31, 0x0001);
+	if ((id1 == 0x22) && ((id2 & 0xFFF0) == 0x1620)) {
+		/* PHY configuration for Micrel KSZ9031 */
+		printf("PHY KSZ9031 detected - ");
 
-	/* 17e: Enhanced LED behavior, needs to be written twice */
-	phy_write(phydev, MDIO_DEVAD_NONE, 17, 0x09ff);
-	phy_write(phydev, MDIO_DEVAD_NONE, 17, 0x09ff);
+		phy_write(phydev, MDIO_DEVAD_NONE, MII_CTRL1000, 0x1c00);
 
-	/* 16e: Enhanced LED method select */
-	phy_write(phydev, MDIO_DEVAD_NONE, 16, 0xe0ea);
+		/* control data pad skew - devaddr = 0x02, register = 0x04 */
+		ksz9031_phy_extended_write(phydev, 0x02,
+					   MII_KSZ9031_EXT_RGMII_CTRL_SIG_SKEW,
+					   MII_KSZ9031_MOD_DATA_NO_POST_INC,
+					   0x0000);
+		/* rx data pad skew - devaddr = 0x02, register = 0x05 */
+		ksz9031_phy_extended_write(phydev, 0x02,
+					   MII_KSZ9031_EXT_RGMII_RX_DATA_SKEW,
+					   MII_KSZ9031_MOD_DATA_NO_POST_INC,
+					   0x0000);
+		/* tx data pad skew - devaddr = 0x02, register = 0x05 */
+		ksz9031_phy_extended_write(phydev, 0x02,
+					   MII_KSZ9031_EXT_RGMII_TX_DATA_SKEW,
+					   MII_KSZ9031_MOD_DATA_NO_POST_INC,
+					   0x0000);
+		/* gtx and rx clock pad skew - devaddr = 0x02, reg = 0x08 */
+		ksz9031_phy_extended_write(phydev, 0x02,
+					   MII_KSZ9031_EXT_RGMII_CLOCK_SKEW,
+					   MII_KSZ9031_MOD_DATA_NO_POST_INC,
+					   0x03FF);
+	} else {
+		/* PHY configuration for Vitesse VSC8641 */
+		printf("PHY VSC8641 detected - ");
 
-	/* Disable extended page register access */
-	phy_write(phydev, MDIO_DEVAD_NONE, 31, 0x0000);
+		/* Extended PHY control 1, select GMII */
+		phy_write(phydev, MDIO_DEVAD_NONE, 23, 0x0020);
+
+		/* Software reset necessary after GMII mode selction */
+		phy_reset(phydev);
+
+		/* Enable extended page register access */
+		phy_write(phydev, MDIO_DEVAD_NONE, 31, 0x0001);
+
+		/* 17e: Enhanced LED behavior, needs to be written twice */
+		phy_write(phydev, MDIO_DEVAD_NONE, 17, 0x09ff);
+		phy_write(phydev, MDIO_DEVAD_NONE, 17, 0x09ff);
+
+		/* 16e: Enhanced LED method select */
+		phy_write(phydev, MDIO_DEVAD_NONE, 16, 0xe0ea);
+
+		/* Disable extended page register access */
+		phy_write(phydev, MDIO_DEVAD_NONE, 31, 0x0000);
 
-	/* Enable clock output pin */
-	phy_write(phydev, MDIO_DEVAD_NONE, 18, 0x0049);
+		/* Enable clock output pin */
+		phy_write(phydev, MDIO_DEVAD_NONE, 18, 0x0049);
+	}
 
 	if (phydev->drv->config)
 		phydev->drv->config(phydev);