diff --git a/configs/ls1021atsn_qspi_defconfig b/configs/ls1021atsn_qspi_defconfig
index 06a139b..43f9e51 100644
--- a/configs/ls1021atsn_qspi_defconfig
+++ b/configs/ls1021atsn_qspi_defconfig
@@ -44,6 +44,7 @@
 CONFIG_PHY_BROADCOM=y
 CONFIG_PHY_FIXED=y
 CONFIG_DM_ETH=y
+CONFIG_DM_MDIO=y
 CONFIG_PHY_GIGE=y
 CONFIG_MII=y
 CONFIG_TSEC_ENET=y
diff --git a/configs/ls1021atsn_sdcard_defconfig b/configs/ls1021atsn_sdcard_defconfig
index 8046f64..49197ee 100644
--- a/configs/ls1021atsn_sdcard_defconfig
+++ b/configs/ls1021atsn_sdcard_defconfig
@@ -55,6 +55,7 @@
 CONFIG_PHY_BROADCOM=y
 CONFIG_PHY_FIXED=y
 CONFIG_DM_ETH=y
+CONFIG_DM_MDIO=y
 CONFIG_PHY_GIGE=y
 CONFIG_MII=y
 CONFIG_TSEC_ENET=y
diff --git a/configs/ls1021atwr_nor_SECURE_BOOT_defconfig b/configs/ls1021atwr_nor_SECURE_BOOT_defconfig
index 30511dd..d62dcfa 100644
--- a/configs/ls1021atwr_nor_SECURE_BOOT_defconfig
+++ b/configs/ls1021atwr_nor_SECURE_BOOT_defconfig
@@ -46,6 +46,7 @@
 CONFIG_SYS_FLASH_CFI=y
 CONFIG_PHY_ATHEROS=y
 CONFIG_DM_ETH=y
+CONFIG_DM_MDIO=y
 CONFIG_PHY_GIGE=y
 CONFIG_E1000=y
 CONFIG_MII=y
diff --git a/configs/ls1021atwr_nor_defconfig b/configs/ls1021atwr_nor_defconfig
index 60622b1..f49a882 100644
--- a/configs/ls1021atwr_nor_defconfig
+++ b/configs/ls1021atwr_nor_defconfig
@@ -48,6 +48,7 @@
 CONFIG_SYS_FLASH_CFI=y
 CONFIG_PHY_ATHEROS=y
 CONFIG_DM_ETH=y
+CONFIG_DM_MDIO=y
 CONFIG_PHY_GIGE=y
 CONFIG_E1000=y
 CONFIG_MII=y
diff --git a/configs/ls1021atwr_nor_lpuart_defconfig b/configs/ls1021atwr_nor_lpuart_defconfig
index fa0a118..e75c7b4 100644
--- a/configs/ls1021atwr_nor_lpuart_defconfig
+++ b/configs/ls1021atwr_nor_lpuart_defconfig
@@ -50,6 +50,7 @@
 CONFIG_SYS_FLASH_CFI=y
 CONFIG_PHY_ATHEROS=y
 CONFIG_DM_ETH=y
+CONFIG_DM_MDIO=y
 CONFIG_PHY_GIGE=y
 CONFIG_E1000=y
 CONFIG_MII=y
diff --git a/configs/ls1021atwr_qspi_defconfig b/configs/ls1021atwr_qspi_defconfig
index 30c1079..767c364 100644
--- a/configs/ls1021atwr_qspi_defconfig
+++ b/configs/ls1021atwr_qspi_defconfig
@@ -49,6 +49,7 @@
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_PHY_ATHEROS=y
 CONFIG_DM_ETH=y
+CONFIG_DM_MDIO=y
 CONFIG_PHY_GIGE=y
 CONFIG_E1000=y
 CONFIG_MII=y
diff --git a/configs/ls1021atwr_sdcard_ifc_SECURE_BOOT_defconfig b/configs/ls1021atwr_sdcard_ifc_SECURE_BOOT_defconfig
index 0911b9c..5b3ac2a 100644
--- a/configs/ls1021atwr_sdcard_ifc_SECURE_BOOT_defconfig
+++ b/configs/ls1021atwr_sdcard_ifc_SECURE_BOOT_defconfig
@@ -61,6 +61,7 @@
 CONFIG_SYS_FLASH_CFI=y
 CONFIG_PHY_ATHEROS=y
 CONFIG_DM_ETH=y
+CONFIG_DM_MDIO=y
 CONFIG_PHY_GIGE=y
 CONFIG_E1000=y
 CONFIG_MII=y
diff --git a/configs/ls1021atwr_sdcard_ifc_defconfig b/configs/ls1021atwr_sdcard_ifc_defconfig
index eaf5b98..5cc0b90 100644
--- a/configs/ls1021atwr_sdcard_ifc_defconfig
+++ b/configs/ls1021atwr_sdcard_ifc_defconfig
@@ -63,6 +63,7 @@
 CONFIG_SYS_FLASH_CFI=y
 CONFIG_PHY_ATHEROS=y
 CONFIG_DM_ETH=y
+CONFIG_DM_MDIO=y
 CONFIG_PHY_GIGE=y
 CONFIG_E1000=y
 CONFIG_MII=y
diff --git a/configs/ls1021atwr_sdcard_qspi_defconfig b/configs/ls1021atwr_sdcard_qspi_defconfig
index 2743848..e3e64f9 100644
--- a/configs/ls1021atwr_sdcard_qspi_defconfig
+++ b/configs/ls1021atwr_sdcard_qspi_defconfig
@@ -60,6 +60,7 @@
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_PHY_ATHEROS=y
 CONFIG_DM_ETH=y
+CONFIG_DM_MDIO=y
 CONFIG_PHY_GIGE=y
 CONFIG_E1000=y
 CONFIG_MII=y