diff --git a/boards/blues/swan_r5/Kconfig.defconfig b/boards/blues/swan_r5/Kconfig.defconfig
index a9d7a1e00b1a2e..44ddb9268d1249 100644
--- a/boards/blues/swan_r5/Kconfig.defconfig
+++ b/boards/blues/swan_r5/Kconfig.defconfig
@@ -9,14 +9,4 @@ config SPI_STM32_INTERRUPT
 	default y
 	depends on SPI
 
-if NETWORKING
-
-config USB_DEVICE_STACK
-	default y
-
-config USB_DEVICE_NETWORK_EEM
-	default y
-
-endif # NETWORKING
-
 endif # BOARD_SWAN_R5
diff --git a/boards/st/nucleo_f412zg/Kconfig.defconfig b/boards/st/nucleo_f412zg/Kconfig.defconfig
deleted file mode 100644
index a2c9ec558818ca..00000000000000
--- a/boards/st/nucleo_f412zg/Kconfig.defconfig
+++ /dev/null
@@ -1,18 +0,0 @@
-# NUCLEO-144 F412ZG board configuration
-
-# Copyright (c) 2017 Florian Vaussard, HEIG-VD
-# SPDX-License-Identifier: Apache-2.0
-
-if BOARD_NUCLEO_F412ZG
-
-if NETWORKING
-
-config USB_DEVICE_STACK
-	default y
-
-config USB_DEVICE_NETWORK_ECM
-	default y
-
-endif # NETWORKING
-
-endif # BOARD_NUCLEO_F412ZG
diff --git a/boards/st/nucleo_f413zh/Kconfig.defconfig b/boards/st/nucleo_f413zh/Kconfig.defconfig
deleted file mode 100644
index 34fb8d56961576..00000000000000
--- a/boards/st/nucleo_f413zh/Kconfig.defconfig
+++ /dev/null
@@ -1,18 +0,0 @@
-# NUCLEO-144 F413ZH board configuration
-
-# Copyright (c) 2017 Florian Vaussard, HEIG-VD
-# SPDX-License-Identifier: Apache-2.0
-
-if BOARD_NUCLEO_F413ZH
-
-if NETWORKING
-
-config USB_DEVICE_STACK
-	default y
-
-config USB_DEVICE_NETWORK_ECM
-	default y
-
-endif # NETWORKING
-
-endif # BOARD_NUCLEO_F413ZH
diff --git a/boards/st/nucleo_l4r5zi/Kconfig.defconfig b/boards/st/nucleo_l4r5zi/Kconfig.defconfig
index 31b375e87d2d9e..57e21974c165e3 100644
--- a/boards/st/nucleo_l4r5zi/Kconfig.defconfig
+++ b/boards/st/nucleo_l4r5zi/Kconfig.defconfig
@@ -9,14 +9,4 @@ config SPI_STM32_INTERRUPT
 	default y
 	depends on SPI
 
-if NETWORKING
-
-config USB_DEVICE_STACK
-	default y
-
-config USB_DEVICE_NETWORK_EEM
-	default y
-
-endif # NETWORKING
-
 endif # BOARD_NUCLEO_L4R5ZI