BR2_nds32=y BR2_GLOBAL_PATCH_DIR="board/andes/ae300/patches" BR2_TOOLCHAIN_EXTERNAL=y BR2_TOOLCHAIN_EXTERNAL_ANDES_NDS32=y BR2_LINUX_KERNEL=y BR2_LINUX_KERNEL_CUSTOM_VERSION=y BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.17" BR2_LINUX_KERNEL_USE_ARCH_DEFAULT_CONFIG=y BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="board/andes/ae300/ae300.fragment" BR2_TARGET_ROOTFS_INITRAMFS=y