diff --git a/br-ext-chip-ingenic/configs/t40_omlet_lite_glibc_defconfig b/br-ext-chip-ingenic/configs/t40_omlet_lite_glibc_defconfig
new file mode 100644
index 00000000..ddf44890
--- /dev/null
+++ b/br-ext-chip-ingenic/configs/t40_omlet_lite_glibc_defconfig
@@ -0,0 +1,154 @@
+# Architecture
+BR2_mipsel=y
+BR2_mips_xburst=y
+# BR2_MIPS_SOFT_FLOAT is not set
+BR2_MIPS_FP32_MODE_64=y
+# BR2_MIPS_FP32_MODE_XX is not set
+BR2_MIPS_NAN_LEGACY=y
+BR2_MIPS_OABI32=y
+BR2_KERNEL_HEADERS_VERSION=y
+BR2_DEFAULT_KERNEL_VERSION="4.4.94"
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_4=y
+
+# Toolchain
+BR2_PER_PACKAGE_DIRECTORIES=y
+BR2_GCC_VERSION_13_X=y
+# BR2_TOOLCHAIN_USES_UCLIBC is not set
+# BR2_TOOLCHAIN_BUILDROOT_UCLIBC is not set
+# BR2_TOOLCHAIN_BUILDROOT_LIBC="uclibc"
+BR2_EXTRA_GCC_CONFIG_OPTIONS="--with-float=hard"
+
+#BR2_TOOLCHAIN_USES_MUSL=y
+#BR2_TOOLCHAIN_BUILDROOT_MUSL=y
+#BR2_TOOLCHAIN_BUILDROOT_LIBC="musl"
+BR2_TOOLCHAIN_USES_GLIBC=y
+BR2_TOOLCHAIN_BUILDROOT_GLIBC=y
+BR2_TOOLCHAIN_BUILDROOT_LIBC="glibc"
+
+BR2_TOOLCHAIN_BUILDROOT_CXX=y
+BR2_TOOLCHAIN_BUILDROOT_LOCALE=y
+BR2_TOOLCHAIN_BUILDROOT_USE_SSP=y
+
+# Kernel
+BR2_LINUX_KERNEL=y
+BR2_LINUX_KERNEL_CUSTOM_TARBALL=y
+BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="https://github.com/openipc/linux/archive/$(OPENIPC_KERNEL).tar.gz"
+BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(EXTERNAL_VENDOR)/board/$(OPENIPC_SOC_FAMILY)/kernel/t40.generic.config"
+BR2_LINUX_KERNEL_UIMAGE=y
+BR2_LINUX_KERNEL_LZMA=y
+
+# OpenIPC
+BR2_OPENIPC_SOC_VENDOR="ingenic"
+BR2_OPENIPC_SOC_MODEL="t40"
+BR2_OPENIPC_SOC_FAMILY="t40"
+BR2_OPENIPC_SNS_MODEL=""
+BR2_OPENIPC_VARIANT="lite"
+BR2_OPENIPC_FLASH_SIZE="8"
+
+# Filesystem
+# BR2_TARGET_TZ_INFO is not set
+BR2_TARGET_ROOTFS_CPIO=y
+BR2_TARGET_ROOTFS_SQUASHFS=y
+BR2_TARGET_ROOTFS_SQUASHFS4_XZ=y
+BR2_ROOTFS_OVERLAY="$(BR2_EXTERNAL)/overlay"
+BR2_ROOTFS_POST_BUILD_SCRIPT="$(BR2_EXTERNAL)/scripts/rootfs_script.sh"
+
+# OpenIPC configuration
+BR2_TOOLCHAIN_BUILDROOT_VENDOR="openipc"
+BR2_TARGET_GENERIC_ISSUE="Welcome to OpenIPC"
+BR2_TARGET_GENERIC_HOSTNAME="openipc-t40"
+BR2_GLOBAL_PATCH_DIR="$(BR2_EXTERNAL)/package/all-patches"
+
+# OpenIPC packages
+BR2_PACKAGE_BUSYBOX_CONFIG="$(BR2_EXTERNAL)/package/busybox/busybox.config"
+BR2_PACKAGE_DROPBEAR_OPENIPC=y
+# BR2_PACKAGE_IFUPDOWN_SCRIPTS is not set
+# BR2_PACKAGE_FDK_AAC_OPENIPC is not set
+BR2_PACKAGE_UBOOT_TOOLS=y
+BR2_PACKAGE_INGENIC_OSDRV_T40=y
+BR2_PACKAGE_IPCTOOL=y
+BR2_PACKAGE_JSON_C=y
+BR2_PACKAGE_JSONFILTER=y
+BR2_PACKAGE_LIBCURL_OPENIPC=y
+BR2_PACKAGE_LIBCURL_OPENIPC_CURL=y
+# BR2_PACKAGE_LIBCURL_OPENIPC_VERBOSE is not set
+# BR2_PACKAGE_LIBCURL_OPENIPC_PROXY_SUPPORT is not set
+# BR2_PACKAGE_LIBCURL_OPENIPC_COOKIES_SUPPORT is not set
+# BR2_PACKAGE_LIBCURL_OPENIPC_EXTRA_PROTOCOLS_FEATURES is not set
+BR2_PACKAGE_LIBCURL_OPENIPC_MBEDTLS=y
+BR2_PACKAGE_LIBEVENT_OPENIPC=y
+BR2_PACKAGE_LIBEVENT_OPENIPC_REMOVE_PYSCRIPT=y
+BR2_PACKAGE_LIBOGG_OPENIPC=y
+BR2_PACKAGE_LIBYAML=y
+#BR2_PACKAGE_MAJESTIC=y
+#BR2_PACKAGE_MAJESTIC_FONTS=y
+#BR2_PACKAGE_MAJESTIC_WEBUI=y
+BR2_PACKAGE_MBEDTLS_OPENIPC=y
+# BR2_PACKAGE_MBEDTLS_OPENIPC_PROGRAMS is not set
+# BR2_PACKAGE_MBEDTLS_OPENIPC_COMPRESSION is not set
+# BR2_PACKAGE_MINI_SNMPD is not set
+BR2_PACKAGE_MOTORS=y
+BR2_PACKAGE_OPUS_OPENIPC=y
+BR2_PACKAGE_OPUS_OPENIPC_FIXED_POINT=y
+# BR2_PACKAGE_SSHPASS is not set
+# BR2_PACKAGE_UACME_OPENIPC is not set
+BR2_PACKAGE_VTUND_OPENIPC=y
+BR2_PACKAGE_YAML_CLI=y
+BR2_PACKAGE_QUIRC_OPENIPC=y
+# BR2_PACKAGE_AUTONIGHT is not set
+
+# WiFi
+BR2_PACKAGE_WIRELESS_TOOLS=y
+BR2_PACKAGE_WPA_SUPPLICANT=y
+BR2_PACKAGE_WPA_SUPPLICANT_CLI=y
+BR2_PACKAGE_WPA_SUPPLICANT_NL80211=y
+BR2_PACKAGE_WPA_SUPPLICANT_PASSPHRASE=y
+BR2_PACKAGE_LINUX_FIRMWARE_OPENIPC=y
+# BR2_PACKAGE_LINUX_FIRMWARE_OPENIPC_MEDIATEK_MT7601U is not set
+# BR2_PACKAGE_RTL8188EU is not set
+
+# WIREGUARD
+BR2_PACKAGE_WIREGUARD_LINUX_COMPAT=y
+BR2_PACKAGE_WIREGUARD_TOOLS=y
+
+# DEBUG
+BR2_PACKAGE_LOGCAT_OPENIPC=y
+# BR2_PACKAGE_HOST_GDB is not set
+# BR2_PACKAGE_GDB is not set
+
+# CCACHE
+BR2_CCACHE=y
+BR2_CCACHE_DIR="$(HOME)/.ccache"
+BR2_OPTIMIZE_S=y
+
+# Compression
+BR2_PACKAGE_ZLIB=y
+
+# Build with GLIBC
+BR2_TOOLCHAIN_USES_GLIBC=y
+BR2_TOOLCHAIN_EXTERNAL_PREINSTALLED=y
+BR2_TOOLCHAIN_EXTERNAL_PATH="/data_drive/omlet/Ingenic-SDK-T31/resource/toolchain/gcc_540/mips-gcc540-glibc222-64bit-r3.3.0"
+BR2_TOOLCHAIN_EXTERNAL_GLIBC=y
+BR2_TOOLCHAIN_EXTERNAL_PREFIX="mips-linux-gnu"
+BR2_TOOLCHAIN_EXTERNAL_CUSTOM_PREFIX="mips-linux-gnu"
+BR2_TOOLCHAIN_EXTERNAL_GCC_5=y
+BR2_TOOLCHAIN_EXTERNAL_CUSTOM_GLIBC=y
+BR2_TOOLCHAIN_EXTERNAL_INET_RPC=y
+BR2_TOOLCHAIN_HAS_NATIVE_RPC=y
+BR2_TOOLCHAIN_HAS_FULL_GETTEXT=y
+BR2_TOOLCHAIN_GCC_AT_LEAST="5"
+BR2_FORTIFY_SOURCE_1=y
+BR2_GENERATE_LOCALE=""
+BR2_PACKAGE_LIBUNWIND_ARCH_SUPPORTS=y
+BR2_PACKAGE_MONGREL2_LIBC_SUPPORTS=y
+BR2_PACKAGE_HOST_RUSTC_TARGET_TIER2_HOST_TOOLS_PLATFORMS=y
+
+# Fix kernel version error
+BR2_TOOLCHAIN_EXTERNAL_HEADERS_4_2=y
+BR2_TOOLCHAIN_HEADERS_AT_LEAST="4.2"
+
+# Fix toolchain error
+BR2_TOOLCHAIN_EXTERNAL_FORTRAN=y
+BR2_TOOLCHAIN_EXTERNAL_OPENMP=y
+