diff --git a/include/configs/flea3.h b/include/configs/flea3.h
index e8e3c6a03d4ace3bfc39b3e1ef4efd58da346bda..46939d43562525b20d73a20ebfb02769305e863e 100644
--- a/include/configs/flea3.h
+++ b/include/configs/flea3.h
@@ -119,7 +119,6 @@
 #define CONFIG_FEC_MXC_PHYADDR	0x1
 
 #define CONFIG_MII
-#define CONFIG_DISCOVER_PHY
 
 #define CONFIG_ARP_TIMEOUT	200UL
 
diff --git a/include/configs/m28evk.h b/include/configs/m28evk.h
index f12d927e0389034c7339902efcded0140eb0a0f9..3ee538a441fe139ec2e4435dfe09cc0e3db165a6 100644
--- a/include/configs/m28evk.h
+++ b/include/configs/m28evk.h
@@ -194,7 +194,6 @@
 #define	CONFIG_FEC_MXC
 #define	CONFIG_FEC_MXC_MULTI
 #define	CONFIG_MII
-#define	CONFIG_DISCOVER_PHY
 #define	CONFIG_FEC_XCV_TYPE		RMII
 #endif
 
diff --git a/include/configs/mx28evk.h b/include/configs/mx28evk.h
index 54d21e687a9c3c24e10c1eeff929b3a0928735fc..a4a22fc8a5a7070b7f42868b77c9e7a113fdea82 100644
--- a/include/configs/mx28evk.h
+++ b/include/configs/mx28evk.h
@@ -166,7 +166,6 @@
 #define CONFIG_FEC_MXC
 #define CONFIG_FEC_MXC_MULTI
 #define CONFIG_MII
-#define CONFIG_DISCOVER_PHY
 #define CONFIG_FEC_XCV_TYPE	RMII
 #define CONFIG_MX28_FEC_MAC_IN_OCOTP
 #endif
diff --git a/include/configs/mx35pdk.h b/include/configs/mx35pdk.h
index f930ed0a671b07211b34872cc2055b3e5b5f3809..6eb5da5d849d59f7401cc70ee22f09b8ee60ace6 100644
--- a/include/configs/mx35pdk.h
+++ b/include/configs/mx35pdk.h
@@ -133,7 +133,6 @@
 #define CONFIG_FEC_MXC_PHYADDR	0x1F
 
 #define CONFIG_MII
-#define CONFIG_DISCOVER_PHY
 
 #define CONFIG_ARP_TIMEOUT	200UL
 
diff --git a/include/configs/mx51evk.h b/include/configs/mx51evk.h
index 6af5ed7fe4b861aeae8f2e171966a7c33cc6c793..e975f549bdb18b413487af79960f49f1e42b95aa 100644
--- a/include/configs/mx51evk.h
+++ b/include/configs/mx51evk.h
@@ -99,7 +99,6 @@
  */
 #define CONFIG_HAS_ETH1
 #define CONFIG_MII
-#define CONFIG_DISCOVER_PHY
 
 #define CONFIG_FEC_MXC
 #define IMX_FEC_BASE	FEC_BASE_ADDR
diff --git a/include/configs/mx53ard.h b/include/configs/mx53ard.h
index 0a928afc82c0d5a199e7307631f2d5e26b1ec6c3..b486253533a76e7e746b26fb144fd692422743da 100644
--- a/include/configs/mx53ard.h
+++ b/include/configs/mx53ard.h
@@ -67,7 +67,6 @@
 /* Eth Configs */
 #define CONFIG_HAS_ETH1
 #define CONFIG_MII
-#define CONFIG_DISCOVER_PHY
 
 #define CONFIG_CMD_PING
 #define CONFIG_CMD_DHCP
diff --git a/include/configs/mx53evk.h b/include/configs/mx53evk.h
index 67def93f63f09c76580e1b6973ededf89841699d..d6aa46d7b9a13b77cb52399d400fb63cab7e3b1a 100644
--- a/include/configs/mx53evk.h
+++ b/include/configs/mx53evk.h
@@ -77,7 +77,6 @@
 /* Eth Configs */
 #define CONFIG_HAS_ETH1
 #define CONFIG_MII
-#define CONFIG_DISCOVER_PHY
 
 #define CONFIG_FEC_MXC
 #define IMX_FEC_BASE	FEC_BASE_ADDR
diff --git a/include/configs/mx53loco.h b/include/configs/mx53loco.h
index 0a25c7d079e823c16d53d479e9c95f1d76532f8a..597c4e45dde7858e52f2ac79958d89d943afda65 100644
--- a/include/configs/mx53loco.h
+++ b/include/configs/mx53loco.h
@@ -62,7 +62,6 @@
 /* Eth Configs */
 #define CONFIG_HAS_ETH1
 #define CONFIG_MII
-#define CONFIG_DISCOVER_PHY
 
 #define CONFIG_FEC_MXC
 #define IMX_FEC_BASE	FEC_BASE_ADDR
diff --git a/include/configs/mx53smd.h b/include/configs/mx53smd.h
index 760014fce508f26aa069585d393a5aae71a48e3c..1982184c86e3f39c91308bb1825912c729310591 100644
--- a/include/configs/mx53smd.h
+++ b/include/configs/mx53smd.h
@@ -67,7 +67,6 @@
 /* Eth Configs */
 #define CONFIG_HAS_ETH1
 #define CONFIG_MII
-#define CONFIG_DISCOVER_PHY
 
 #define CONFIG_FEC_MXC
 #define IMX_FEC_BASE	FEC_BASE_ADDR
diff --git a/include/configs/vision2.h b/include/configs/vision2.h
index 0ed53d2e0461168482eac9bdf4d7ae99372422b8..ed004a659c82877de0ea13cbce2d1b75bda437c8 100644
--- a/include/configs/vision2.h
+++ b/include/configs/vision2.h
@@ -122,7 +122,6 @@
  */
 #define CONFIG_HAS_ETH1
 #define CONFIG_MII
-#define CONFIG_DISCOVER_PHY
 
 #define CONFIG_FEC_MXC
 #define IMX_FEC_BASE				FEC_BASE_ADDR