diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index c8d08e8f4f..865abab9a1 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -554,7 +554,7 @@ static struct phy_driver *get_phy_driver(struct phy_device *phydev,
 }
 
 static struct phy_device *phy_device_create(struct mii_dev *bus, int addr,
-					    int phy_id,
+					    u32 phy_id,
 					    phy_interface_t interface)
 {
 	struct phy_device *dev;