diff --git a/configs/crs305-1g-4s-bit_defconfig b/configs/crs305-1g-4s-bit_defconfig
new file mode 100644
index 0000000..0ecf11a
--- /dev/null
+++ b/configs/crs305-1g-4s-bit_defconfig
@@ -0,0 +1,54 @@
+CONFIG_ARM=y
+CONFIG_ARCH_CPU_INIT=y
+CONFIG_ARCH_MVEBU=y
+CONFIG_SYS_TEXT_BASE=0x00800000
+CONFIG_SYS_MALLOC_F_LEN=0x2000
+CONFIG_TARGET_CRS3XX_98DX3236=y
+CONFIG_ENV_SIZE=0x10000
+CONFIG_ENV_SECT_SIZE=0x10000
+CONFIG_ENV_OFFSET=0x1F0000
+CONFIG_BOOTCOUNT_BOOTLIMIT=3
+# CONFIG_EFI_LOADER is not set
+CONFIG_BUILD_TARGET="u-boot.kwb"
+CONFIG_USE_PREBOOT=y
+CONFIG_SYS_CONSOLE_INFO_QUIET=y
+CONFIG_HUSH_PARSER=y
+CONFIG_AUTOBOOT_KEYED=y
+CONFIG_AUTOBOOT_PROMPT="Autoboot in %d seconds, to stop use 's' key\n"
+CONFIG_AUTOBOOT_STOP_STR="s"
+CONFIG_AUTOBOOT_KEYED_CTRLC=y
+CONFIG_CMD_BOOTZ=y
+# CONFIG_CMD_FLASH is not set
+# CONFIG_CMD_I2C is not set
+CONFIG_CMD_SPI=y
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_UBI=y
+CONFIG_CMD_FS_GENERIC=y
+CONFIG_CMD_MTD=y
+CONFIG_CMD_MTDPARTS=y
+CONFIG_DEFAULT_DEVICE_TREE="armada-xp-crs305-1g-4s-bit"
+CONFIG_ENV_IS_IN_SPI_FLASH=y
+CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_BLK=y
+CONFIG_BOOTCOUNT_LIMIT=y
+CONFIG_BOOTCOUNT_ENV=y
+# CONFIG_DM_I2C is not set
+# CONFIG_SYS_I2C_MVTWSI is not set
+# CONFIG_MMC is not set
+CONFIG_MTD=y
+CONFIG_MTD_PARTITIONS=y
+CONFIG_DM_MTD=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH_MTD=y
+CONFIG_SPI_FLASH_SFDP_SUPPORT=y
+CONFIG_SPI_FLASH_BAR=y
+CONFIG_SPI_FLASH_MACRONIX=y
+# CONFIG_SPI_FLASH_USE_4K_SECTORS is not set
+CONFIG_FIT=y
+CONFIG_FIT_ENABLE_SHA256_SUPPORT=y
+CONFIG_FIT_VERBOSE=y
+CONFIG_FIT_BEST_MATCH=y
+CONFIG_PCI=y
+CONFIG_PCI_MVEBU=y
+CONFIG_SYS_NS16550=y
+CONFIG_KIRKWOOD_SPI=y