diff --git a/configs/roc_pc_rk3399_defconfig b/configs/roc_pc_rk3399_defconfig
deleted file mode 100644
index ae7cf19a80..0000000000
--- a/configs/roc_pc_rk3399_defconfig
+++ /dev/null
@@ -1,55 +0,0 @@
-# Architecture
-BR2_aarch64=y
-BR2_cortex_a72_a53=y
-
-# Linux headers same as kernel, a 5.4 series
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_5_4=y
-
-# Firmware
-BR2_TARGET_ARM_TRUSTED_FIRMWARE=y
-BR2_TARGET_ARM_TRUSTED_FIRMWARE_CUSTOM_GIT=y
-BR2_TARGET_ARM_TRUSTED_FIRMWARE_CUSTOM_REPO_URL="https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git"
-BR2_TARGET_ARM_TRUSTED_FIRMWARE_CUSTOM_REPO_VERSION="11a0a46a899fcc3b1fdb214b382f3d7495d88eca"
-BR2_TARGET_ARM_TRUSTED_FIRMWARE_PLATFORM="rk3399"
-BR2_TARGET_ARM_TRUSTED_FIRMWARE_BL31=y
-BR2_TARGET_ARM_TRUSTED_FIRMWARE_NEEDS_ARM32_TOOLCHAIN=y
-BR2_TARGET_ARM_TRUSTED_FIRMWARE_IMAGES=""
-
-# Bootloader
-BR2_TARGET_UBOOT=y
-BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG=y
-BR2_TARGET_UBOOT_CUSTOM_VERSION=y
-BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2020.01"
-BR2_TARGET_UBOOT_BOARD_DEFCONFIG="roc-pc-rk3399"
-BR2_TARGET_UBOOT_NEEDS_DTC=y
-BR2_TARGET_UBOOT_NEEDS_PYTHON3=y
-BR2_TARGET_UBOOT_NEEDS_ATF_BL31=y
-BR2_TARGET_UBOOT_NEEDS_ATF_BL31_ELF=y
-BR2_TARGET_UBOOT_FORMAT_CUSTOM=y
-BR2_TARGET_UBOOT_FORMAT_CUSTOM_NAME="u-boot.itb"
-BR2_TARGET_UBOOT_SPL=y
-BR2_TARGET_UBOOT_SPL_NAME="idbloader.img"
-
-# Kernel
-BR2_LINUX_KERNEL=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="5.4.18"
-BR2_LINUX_KERNEL_USE_ARCH_DEFAULT_CONFIG=y
-BR2_LINUX_KERNEL_DTS_SUPPORT=y
-BR2_LINUX_KERNEL_INTREE_DTS_NAME="rockchip/rk3399-roc-pc"
-BR2_LINUX_KERNEL_INSTALL_TARGET=y
-BR2_LINUX_KERNEL_NEEDS_HOST_OPENSSL=y
-
-# Filesystem
-BR2_TARGET_GENERIC_HOSTNAME="roc-rk3399-pc"
-BR2_TARGET_GENERIC_ISSUE="Welcome to ROC-RK3399-PC!"
-BR2_TARGET_ROOTFS_EXT2=y
-BR2_TARGET_ROOTFS_EXT2_4=y
-BR2_TARGET_ROOTFS_EXT2_SIZE="120M"
-BR2_PACKAGE_HOST_DOSFSTOOLS=y
-BR2_PACKAGE_HOST_GENIMAGE=y
-BR2_PACKAGE_HOST_MTOOLS=y
-BR2_PACKAGE_HOST_UBOOT_TOOLS=y
-BR2_ROOTFS_POST_IMAGE_SCRIPT="support/scripts/genimage.sh"
-BR2_ROOTFS_POST_SCRIPT_ARGS="-c board/firefly/roc-rk3399-pc/genimage.cfg"
-BR2_ROOTFS_POST_BUILD_SCRIPT="board/firefly/roc-rk3399-pc/post-build.sh"