diff --git a/openpower/configs/rainier_defconfig b/openpower/configs/rainier_defconfig
new file mode 100644
index 0000000..b99d3e5
--- /dev/null
+++ b/openpower/configs/rainier_defconfig
@@ -0,0 +1,72 @@
+BR2_powerpc64le=y
+BR2_powerpc_power8=y
+BR2_BINUTILS_EXTRA_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
+BR2_GCC_VERSION_8_X=y
+BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-targets=powerpc64-linux --disable-libsanitizer"
+BR2_TOOLCHAIN_BUILDROOT_CXX=y
+BR2_TARGET_GENERIC_HOSTNAME="skiroot"
+BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_EUDEV=y
+BR2_ROOTFS_DEVICE_TABLE="../openpower/device_table.txt"
+BR2_TARGET_GENERIC_GETTY_PORT="hvc0"
+BR2_ENABLE_LOCALE_WHITELIST="C de en es fr it ja ko pt_BR ru zh_CN zh_TW"
+BR2_GENERATE_LOCALE="en_US.UTF-8 de_DE.UTF-8 es_ES.UTF-8 fr_FR.UTF-8 it_IT.UTF-8 ja_JP.UTF-8 ko_KR.UTF-8 pt_BR.UTF-8 ru_RU.UTF-8 zh_CN.UTF-8 zh_TW.UTF-8"
+BR2_SYSTEM_ENABLE_NLS=y
+BR2_ROOTFS_USERS_TABLES="$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/users-table"
+BR2_ROOTFS_OVERLAY="../openpower/overlay"
+BR2_ROOTFS_POST_BUILD_SCRIPT="../openpower/scripts/fixup-target-var ../openpower/scripts/firmware-whitelist"
+BR2_LINUX_KERNEL=y
+BR2_LINUX_KERNEL_CUSTOM_VERSION=y
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="5.2.17"
+BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL_OP_BUILD_PATH)/linux"
+BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/linux/skiroot_defconfig"
+BR2_LINUX_KERNEL_ZIMAGE_EPAPR=y
+BR2_LINUX_KERNEL_XZ=y
+BR2_LINUX_KERNEL_NEEDS_HOST_OPENSSL=y
+BR2_PACKAGE_BUSYBOX_CONFIG_FRAGMENT_FILES="$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/busybox.fragment"
+BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
+BR2_PACKAGE_LINUX_FIRMWARE=y
+BR2_PACKAGE_LINUX_FIRMWARE_BNX2X=y
+BR2_PACKAGE_LINUX_FIRMWARE_CXGB4_T4=y
+BR2_PACKAGE_CRYPTSETUP=y
+BR2_PACKAGE_IPMITOOL=y
+BR2_PACKAGE_IPMITOOL_USB=y
+BR2_PACKAGE_MDADM=y
+BR2_PACKAGE_PCIUTILS=y
+BR2_PACKAGE_NCURSES_WCHAR=y
+BR2_PACKAGE_DROPBEAR=y
+# BR2_PACKAGE_DROPBEAR_SERVER is not set
+BR2_PACKAGE_ETHTOOL=y
+BR2_PACKAGE_LRZSZ=y
+BR2_PACKAGE_NETCAT=y
+BR2_PACKAGE_RSYNC=y
+BR2_PACKAGE_SUDO=y
+BR2_PACKAGE_UTIL_LINUX_AGETTY=y
+BR2_TARGET_ROOTFS_CPIO_XZ=y
+BR2_TARGET_ROOTFS_INITRAMFS=y
+BR2_OPENPOWER_PLATFORM=y
+BR2_OPENPOWER_POWER10=y
+BR2_HOSTBOOT_P10_CONFIG_FILE="rainier.config"
+BR2_OPENPOWER_MACHINE_XML_CUSTOM_GIT=y
+BR2_OPENPOWER_MACHINE_XML_CUSTOM_GIT_VALUE="https://github.ibm.com/openbmc/rainier-xml.git"
+BR2_OPENPOWER_MACHINE_XML_VERSION="fe847e5b43f721b8869100a160b423179b047751"
+BR2_OPENPOWER_MACHINE_XML_FILENAME="Rainier-4U-MRW.xml"
+BR2_OPENPOWER_SYSTEM_XML_FILENAME="RAINIER_hb.system.xml"
+BR2_OPENPOWER_MRW_XML_FILENAME="RAINIER_hb.mrw.xml"
+BR2_OPENPOWER_BIOS_XML_FILENAME="Rainier-4U-MRW_bios.xml"
+BR2_OPENPOWER_PNOR_XML_LAYOUT_FILENAME="defaultPnorLayout_64.xml"
+BR2_OPENPOWER_CONFIG_NAME="rainier"
+BR2_OPENPOWER_PNOR_FILENAME="rainier.pnor"
+BR2_HOSTBOOT_BINARY_SBE_FILENAME="p10_sbe.img.ecc"
+BR2_HOSTBOOT_BINARY_SBEC_FILENAME="centaur_sbec_pad.img.ecc"
+BR2_HOSTBOOT_BINARY_WINK_FILENAME="p9n.ref_image.hdr.bin.ecc"
+BR2_IMA_CATALOG_FILENAME="ima_catalog.bin"
+BR2_OPENPOWER_TARGETING_BIN_FILENAME="RAINIER_HB.targeting.bin"
+BR2_OPENPOWER_TARGETING_ECC_FILENAME="RAINIER_HB.targeting.bin.ecc"
+BR2_BUILD_PNOR_SQUASHFS=y
+BR2_PACKAGE_PETITBOOT=y
+BR2_PACKAGE_PETITBOOT_MTD=y
+BR2_OCC_GPU_BIN_BUILD=y
+BR2_CAPP_UCODE_BIN_FILENAME="cappucode.bin"
+BR2_PACKAGE_LOADKEYS=y
+BR2_IMA_CATALOG_DTS="POWER9"