diff --git a/configs/atmel_sama5d4_xplained_mmc_dev_defconfig b/configs/atmel_sama5d4_xplained_mmc_dev_defconfig
new file mode 100644
index 0000000000..9e11efac94
--- /dev/null
+++ b/configs/atmel_sama5d4_xplained_mmc_dev_defconfig
@@ -0,0 +1,105 @@
+# Architecture
+BR2_arm=y
+BR2_cortex_a5=y
+BR2_ARM_ENABLE_NEON=y
+BR2_ARM_ENABLE_VFP=y
+BR2_ARM_INSTRUCTIONS_THUMB2=y
+
+# Toolchain
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_1=y
+# Needed for some packages
+BR2_TOOLCHAIN_BUILDROOT_WCHAR=y
+# Needed for gdb
+BR2_PTHREAD_DEBUG=y
+# Needed for some packages
+BR2_TOOLCHAIN_BUILDROOT_CXX=y
+
+# System Configuration
+# Needed for usb-utils
+BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_EUDEV=y
+# Creation of the SD card image
+BR2_ROOTFS_POST_IMAGE_SCRIPT="board/atmel/sama5d4_xplained_mmc/post-image.sh"
+
+# Kernel
+BR2_LINUX_KERNEL=y
+BR2_LINUX_KERNEL_CUSTOM_GIT=y
+BR2_LINUX_KERNEL_CUSTOM_REPO_URL="https://github.com/linux4sam/linux-at91.git"
+BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="linux4sam_5.3"
+BR2_LINUX_KERNEL_DEFCONFIG="sama5"
+BR2_LINUX_KERNEL_DTS_SUPPORT=y
+BR2_LINUX_KERNEL_INTREE_DTS_NAME="at91-sama5d4_xplained at91-sama5d4_xplained_hdmi at91-sama5d4_xplained_pda4 at91-sama5d4_xplained_pda7 at91-sama5d4_xplained_pda7b"
+
+# Packages
+BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
+BR2_PACKAGE_ALSA_UTILS=y
+BR2_PACKAGE_ALSA_UTILS_ALSACONF=y
+BR2_PACKAGE_ALSA_UTILS_APLAY=y
+BR2_PACKAGE_FFMPEG=y
+BR2_PACKAGE_FFMPEG_GPL=y
+BR2_PACKAGE_FFMPEG_SWSCALE=y
+BR2_PACKAGE_MPG123=y
+BR2_PACKAGE_BZIP2=y
+BR2_PACKAGE_GZIP=y
+BR2_PACKAGE_UNZIP=y
+BR2_PACKAGE_XZ=y
+BR2_PACKAGE_ZIP=y
+BR2_PACKAGE_GDB=y
+BR2_PACKAGE_LMBENCH=y
+BR2_PACKAGE_DOSFSTOOLS=y
+BR2_PACKAGE_DOSFSTOOLS_FATLABEL=y
+BR2_PACKAGE_DOSFSTOOLS_FSCK_FAT=y
+BR2_PACKAGE_DOSFSTOOLS_MKFS_FAT=y
+BR2_PACKAGE_MMC_UTILS=y
+BR2_PACKAGE_MTD=y
+BR2_PACKAGE_WILC1000_FIRMWARE=y
+BR2_PACKAGE_DEVMEM2=y
+BR2_PACKAGE_EVTEST=y
+BR2_PACKAGE_I2C_TOOLS=y
+BR2_PACKAGE_SETSERIAL=y
+BR2_PACKAGE_SPI_TOOLS=y
+BR2_PACKAGE_USBUTILS=y
+BR2_PACKAGE_LIBDRM=y
+BR2_PACKAGE_LIBDRM_INSTALL_TESTS=y
+BR2_PACKAGE_DTC=y
+BR2_PACKAGE_DTC_PROGRAMS=y
+BR2_PACKAGE_BLUEZ_UTILS=y
+BR2_PACKAGE_BRIDGE_UTILS=y
+BR2_PACKAGE_CAN_UTILS=y
+BR2_PACKAGE_DROPBEAR=y
+BR2_PACKAGE_ETHTOOL=y
+BR2_PACKAGE_IPERF=y
+BR2_PACKAGE_IPROUTE2=y
+BR2_PACKAGE_IPTABLES=y
+BR2_PACKAGE_IW=y
+BR2_PACKAGE_LRZSZ=y
+BR2_PACKAGE_MII_DIAG=y
+BR2_PACKAGE_OPENSSH=y
+BR2_PACKAGE_WGET=y
+BR2_PACKAGE_WIRELESS_TOOLS=y
+BR2_PACKAGE_WPA_SUPPLICANT=y
+BR2_PACKAGE_BASH=y
+BR2_PACKAGE_HTOP=y
+BR2_PACKAGE_VIM=y
+
+# Filesystem
+BR2_TARGET_ROOTFS_EXT2=y
+BR2_TARGET_ROOTFS_EXT2_4=y
+
+# Bootloaders
+BR2_TARGET_AT91BOOTSTRAP3=y
+BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_GIT=y
+BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_REPO_URL="https://github.com/linux4sam/at91bootstrap.git"
+BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_REPO_VERSION="v3.8.5"
+BR2_TARGET_AT91BOOTSTRAP3_DEFCONFIG="sama5d4_xplainedsd_uboot_secure"
+BR2_TARGET_UBOOT=y
+BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG=y
+BR2_TARGET_UBOOT_CUSTOM_GIT=y
+BR2_TARGET_UBOOT_CUSTOM_REPO_URL="https://github.com/linux4sam/u-boot-at91.git"
+BR2_TARGET_UBOOT_CUSTOM_REPO_VERSION="linux4sam_5.3"
+BR2_TARGET_UBOOT_BOARD_DEFCONFIG="sama5d4_xplained_mmc"
+
+# Host packages
+# Needed to generate the SD card image
+BR2_PACKAGE_HOST_DOSFSTOOLS=y
+BR2_PACKAGE_HOST_GENIMAGE=y
+BR2_PACKAGE_HOST_MTOOLS=y