diff --git a/include/phy.h b/include/phy.h
index 7c3fc5c..09645a8 100644
--- a/include/phy.h
+++ b/include/phy.h
@@ -13,6 +13,7 @@
 #include <linux/mii.h>
 #include <linux/ethtool.h>
 #include <linux/mdio.h>
+#include <phy_interface.h>
 
 #define PHY_FIXED_ID		0xa5a55a5a
 
@@ -48,60 +49,6 @@
 #endif
 
 
-typedef enum {
-	PHY_INTERFACE_MODE_MII,
-	PHY_INTERFACE_MODE_GMII,
-	PHY_INTERFACE_MODE_SGMII,
-	PHY_INTERFACE_MODE_SGMII_2500,
-	PHY_INTERFACE_MODE_QSGMII,
-	PHY_INTERFACE_MODE_TBI,
-	PHY_INTERFACE_MODE_RMII,
-	PHY_INTERFACE_MODE_RGMII,
-	PHY_INTERFACE_MODE_RGMII_ID,
-	PHY_INTERFACE_MODE_RGMII_RXID,
-	PHY_INTERFACE_MODE_RGMII_TXID,
-	PHY_INTERFACE_MODE_RTBI,
-	PHY_INTERFACE_MODE_XGMII,
-	PHY_INTERFACE_MODE_XAUI,
-	PHY_INTERFACE_MODE_RXAUI,
-	PHY_INTERFACE_MODE_SFI,
-	PHY_INTERFACE_MODE_INTERNAL,
-	PHY_INTERFACE_MODE_NONE,	/* Must be last */
-
-	PHY_INTERFACE_MODE_COUNT,
-} phy_interface_t;
-
-static const char *phy_interface_strings[] = {
-	[PHY_INTERFACE_MODE_MII]		= "mii",
-	[PHY_INTERFACE_MODE_GMII]		= "gmii",
-	[PHY_INTERFACE_MODE_SGMII]		= "sgmii",
-	[PHY_INTERFACE_MODE_SGMII_2500]		= "sgmii-2500",
-	[PHY_INTERFACE_MODE_QSGMII]		= "qsgmii",
-	[PHY_INTERFACE_MODE_TBI]		= "tbi",
-	[PHY_INTERFACE_MODE_RMII]		= "rmii",
-	[PHY_INTERFACE_MODE_RGMII]		= "rgmii",
-	[PHY_INTERFACE_MODE_RGMII_ID]		= "rgmii-id",
-	[PHY_INTERFACE_MODE_RGMII_RXID]		= "rgmii-rxid",
-	[PHY_INTERFACE_MODE_RGMII_TXID]		= "rgmii-txid",
-	[PHY_INTERFACE_MODE_RTBI]		= "rtbi",
-	[PHY_INTERFACE_MODE_XGMII]		= "xgmii",
-	[PHY_INTERFACE_MODE_XAUI]		= "xaui",
-	[PHY_INTERFACE_MODE_RXAUI]		= "rxaui",
-	[PHY_INTERFACE_MODE_SFI]		= "sfi",
-	[PHY_INTERFACE_MODE_INTERNAL]		= "internal",
-	[PHY_INTERFACE_MODE_NONE]		= "",
-};
-
-static inline const char *phy_string_for_interface(phy_interface_t i)
-{
-	/* Default to unknown */
-	if (i > PHY_INTERFACE_MODE_NONE)
-		i = PHY_INTERFACE_MODE_NONE;
-
-	return phy_interface_strings[i];
-}
-
-
 struct phy_device;
 
 #define MDIO_NAME_LEN 32