diff --git a/boards/arm/nrf52/nrf52840-dk/configs/sdc_nimble_blecent/defconfig b/boards/arm/nrf52/nrf52840-dk/configs/sdc_nimble_blecent/defconfig
new file mode 100644
index 0000000000000..685d585db9527
--- /dev/null
+++ b/boards/arm/nrf52/nrf52840-dk/configs/sdc_nimble_blecent/defconfig
@@ -0,0 +1,62 @@
+#
+# This file is autogenerated: PLEASE DO NOT EDIT IT.
+#
+# You can use "make menuconfig" to make any modifications to the installed .config file.
+# You can then do "make savedefconfig" to generate a new defconfig file that includes your
+# modifications.
+#
+# CONFIG_ARCH_FPU is not set
+# CONFIG_NET_ETHERNET is not set
+# CONFIG_NET_IPv4 is not set
+# CONFIG_NIMBLE_PORTING_EXAMPLE is not set
+# CONFIG_WIRELESS_BLUETOOTH_HOST is not set
+CONFIG_ALLOW_BSDNORDIC_COMPONENTS=y
+CONFIG_ALLOW_BSD_COMPONENTS=y
+CONFIG_ARCH="arm"
+CONFIG_ARCH_BOARD="nrf52840-dk"
+CONFIG_ARCH_BOARD_NRF52840_DK=y
+CONFIG_ARCH_CHIP="nrf52"
+CONFIG_ARCH_CHIP_NRF52840=y
+CONFIG_ARCH_CHIP_NRF52=y
+CONFIG_ARCH_STACKDUMP=y
+CONFIG_ARCH_STDARG_H=y
+CONFIG_BOARD_LOOPSPERMSEC=5500
+CONFIG_BUILTIN=y
+CONFIG_DEBUG_FULLOPT=y
+CONFIG_DEBUG_SYMBOLS=y
+CONFIG_EXAMPLES_NIMBLE_BLECENT=y
+CONFIG_FS_PROCFS=y
+CONFIG_INIT_ENTRYPOINT="nsh_main"
+CONFIG_MM_REGIONS=2
+CONFIG_NET=y
+CONFIG_NETDEV_LATEINIT=y
+CONFIG_NET_BLUETOOTH=y
+CONFIG_NIMBLE=y
+CONFIG_NIMBLE_ROLE_CENTRAL=y
+CONFIG_NRF52_SDC_CENTRAL=y
+CONFIG_NRF52_SDC_PERIPHERAL_COUNT=0
+CONFIG_NRF52_SOFTDEVICE_CONTROLLER=y
+CONFIG_NRF52_UART0=y
+CONFIG_NSH_ARCHINIT=y
+CONFIG_NSH_BUILTIN_APPS=y
+CONFIG_NSH_DISABLE_IFUPDOWN=y
+CONFIG_NSH_FILEIOSIZE=512
+CONFIG_NSH_LINELEN=64
+CONFIG_NSH_READLINE=y
+CONFIG_PREALLOC_MQ_MSGS=32
+CONFIG_PREALLOC_TIMERS=4
+CONFIG_PTHREAD_MUTEX_TYPES=y
+CONFIG_RAM_SIZE=262144
+CONFIG_RAM_START=0x20000000
+CONFIG_RAW_BINARY=y
+CONFIG_RR_INTERVAL=200
+CONFIG_SCHED_WAITPID=y
+CONFIG_SIG_EVTHREAD=y
+CONFIG_START_DAY=26
+CONFIG_START_MONTH=3
+CONFIG_SYMTAB_ORDEREDBYNAME=y
+CONFIG_SYSTEM_NSH=y
+CONFIG_TASK_NAME_SIZE=32
+CONFIG_UART0_SERIAL_CONSOLE=y
+CONFIG_WIRELESS=y
+CONFIG_WIRELESS_BLUETOOTH=y
diff --git a/boards/arm/nrf52/nrf52840-dk/configs/sdc_nimble_bleprph/defconfig b/boards/arm/nrf52/nrf52840-dk/configs/sdc_nimble_bleprph/defconfig
new file mode 100644
index 0000000000000..9a2d832080885
--- /dev/null
+++ b/boards/arm/nrf52/nrf52840-dk/configs/sdc_nimble_bleprph/defconfig
@@ -0,0 +1,61 @@
+#
+# This file is autogenerated: PLEASE DO NOT EDIT IT.
+#
+# You can use "make menuconfig" to make any modifications to the installed .config file.
+# You can then do "make savedefconfig" to generate a new defconfig file that includes your
+# modifications.
+#
+# CONFIG_ARCH_FPU is not set
+# CONFIG_NET_ETHERNET is not set
+# CONFIG_NET_IPv4 is not set
+# CONFIG_NIMBLE_PORTING_EXAMPLE is not set
+# CONFIG_WIRELESS_BLUETOOTH_HOST is not set
+CONFIG_ALLOW_BSDNORDIC_COMPONENTS=y
+CONFIG_ALLOW_BSD_COMPONENTS=y
+CONFIG_ARCH="arm"
+CONFIG_ARCH_BOARD="nrf52840-dk"
+CONFIG_ARCH_BOARD_NRF52840_DK=y
+CONFIG_ARCH_CHIP="nrf52"
+CONFIG_ARCH_CHIP_NRF52840=y
+CONFIG_ARCH_CHIP_NRF52=y
+CONFIG_ARCH_STACKDUMP=y
+CONFIG_ARCH_STDARG_H=y
+CONFIG_BOARD_LOOPSPERMSEC=5500
+CONFIG_BUILTIN=y
+CONFIG_DEBUG_FULLOPT=y
+CONFIG_DEBUG_SYMBOLS=y
+CONFIG_EXAMPLES_NIMBLE_BLEPRPH=y
+CONFIG_FS_PROCFS=y
+CONFIG_INIT_ENTRYPOINT="nsh_main"
+CONFIG_MM_REGIONS=2
+CONFIG_NET=y
+CONFIG_NETDEV_LATEINIT=y
+CONFIG_NET_BLUETOOTH=y
+CONFIG_NIMBLE=y
+CONFIG_NIMBLE_ROLE_PERIPHERAL=y
+CONFIG_NRF52_SOFTDEVICE_CONTROLLER=y
+CONFIG_NRF52_UART0=y
+CONFIG_NSH_ARCHINIT=y
+CONFIG_NSH_BUILTIN_APPS=y
+CONFIG_NSH_DISABLE_IFUPDOWN=y
+CONFIG_NSH_FILEIOSIZE=512
+CONFIG_NSH_LINELEN=64
+CONFIG_NSH_READLINE=y
+CONFIG_PREALLOC_MQ_MSGS=32
+CONFIG_PREALLOC_TIMERS=4
+CONFIG_PTHREAD_MUTEX_TYPES=y
+CONFIG_RAM_SIZE=262144
+CONFIG_RAM_START=0x20000000
+CONFIG_RAW_BINARY=y
+CONFIG_RR_INTERVAL=200
+CONFIG_SCHED_WAITPID=y
+CONFIG_SIG_EVTHREAD=y
+CONFIG_STACK_COLORATION=y
+CONFIG_START_DAY=26
+CONFIG_START_MONTH=3
+CONFIG_SYMTAB_ORDEREDBYNAME=y
+CONFIG_SYSTEM_NSH=y
+CONFIG_TASK_NAME_SIZE=32
+CONFIG_UART0_SERIAL_CONSOLE=y
+CONFIG_WIRELESS=y
+CONFIG_WIRELESS_BLUETOOTH=y
\ No newline at end of file