diff --git a/.gitmodules b/.gitmodules
index 4f0f85e..e8dfd5e 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,4 +1,4 @@
 [submodule "buildroot"]
 	path = buildroot
-	branch = 2016.08-op-build
+	branch = 2016.11-op-build
 	url = https://github.com/open-power/buildroot
diff --git a/buildroot b/buildroot
index 211bd05..51f1ac9 160000
--- a/buildroot
+++ b/buildroot
@@ -1 +1 @@
-Subproject commit 211bd050aa32bfda12da1e9495234e01d6862b3c
+Subproject commit 51f1ac92ec98cfcffd2cb35d5998821480a12e36
diff --git a/openpower/Config.in b/openpower/Config.in
index 19a2859..b6decad 100644
--- a/openpower/Config.in
+++ b/openpower/Config.in
@@ -1,15 +1,15 @@
 menu "OpenPower"
 
-source "$BR2_EXTERNAL/platform/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/platform/Config.in"
 
 menu "OpenPower Packages"
 if BR2_OPENPOWER_PLATFORM
-source "$BR2_EXTERNAL/package/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/Config.in"
 endif
 endmenu
 
 menu "Custom Packages"
-source "$BR2_EXTERNAL/custom/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/custom/Config.in"
 endmenu
 
 endmenu
diff --git a/openpower/configs/barreleye_defconfig b/openpower/configs/barreleye_defconfig
index ea61586..8ffb3f9 100644
--- a/openpower/configs/barreleye_defconfig
+++ b/openpower/configs/barreleye_defconfig
@@ -1,7 +1,8 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
 BR2_KERNEL_HEADERS_4_4=y
-BR2_BINUTILS_VERSION_2_26_X=y
+BR2_GLIBC_VERSION_2_24=y
+BR2_BINUTILS_VERSION_2_27_X=y
 BR2_BINUTILS_EXTRA_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
 BR2_GCC_VERSION_6_X=y
 BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
@@ -17,9 +18,9 @@
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.4.39"
-BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL)/linux"
+BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL_OP_BUILD_PATH)/linux"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
-BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL)/configs/linux/skiroot_defconfig"
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/linux/skiroot_defconfig"
 BR2_LINUX_KERNEL_ZIMAGE_EPAPR=y
 BR2_PACKAGE_BUSYBOX_CONFIG_FRAGMENT_FILES="$(BR2_EXTERNAL)/configs/busybox.fragment"
 BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
diff --git a/openpower/configs/firenze_defconfig b/openpower/configs/firenze_defconfig
index b76d1a3..70a12f2 100644
--- a/openpower/configs/firenze_defconfig
+++ b/openpower/configs/firenze_defconfig
@@ -1,7 +1,8 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
 BR2_KERNEL_HEADERS_4_4=y
-BR2_BINUTILS_VERSION_2_26_X=y
+BR2_GLIBC_VERSION_2_24=y
+BR2_BINUTILS_VERSION_2_27_X=y
 BR2_BINUTILS_EXTRA_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
 BR2_GCC_VERSION_6_X=y
 BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
@@ -16,9 +17,9 @@
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.4.39"
-BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL)/linux"
+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)/configs/linux/skiroot_defconfig"
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/linux/skiroot_defconfig"
 BR2_LINUX_KERNEL_ZIMAGE_EPAPR=y
 BR2_PACKAGE_BUSYBOX_CONFIG_FRAGMENT_FILES="$(BR2_EXTERNAL)/configs/busybox.fragment"
 BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
diff --git a/openpower/configs/firestone_defconfig b/openpower/configs/firestone_defconfig
index 91255c3..6bc696e 100644
--- a/openpower/configs/firestone_defconfig
+++ b/openpower/configs/firestone_defconfig
@@ -1,7 +1,8 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
 BR2_KERNEL_HEADERS_4_4=y
-BR2_BINUTILS_VERSION_2_26_X=y
+BR2_GLIBC_VERSION_2_24=y
+BR2_BINUTILS_VERSION_2_27_X=y
 BR2_BINUTILS_EXTRA_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
 BR2_GCC_VERSION_6_X=y
 BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
@@ -17,9 +18,9 @@
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.4.39"
-BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL)/linux"
+BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL_OP_BUILD_PATH)/linux"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
-BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL)/configs/linux/skiroot_defconfig"
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/linux/skiroot_defconfig"
 BR2_LINUX_KERNEL_ZIMAGE_EPAPR=y
 BR2_PACKAGE_BUSYBOX_CONFIG_FRAGMENT_FILES="$(BR2_EXTERNAL)/configs/busybox.fragment"
 BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
diff --git a/openpower/configs/garrison_defconfig b/openpower/configs/garrison_defconfig
index e562fac..2a56eed 100644
--- a/openpower/configs/garrison_defconfig
+++ b/openpower/configs/garrison_defconfig
@@ -1,7 +1,8 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
 BR2_KERNEL_HEADERS_4_4=y
-BR2_BINUTILS_VERSION_2_26_X=y
+BR2_GLIBC_VERSION_2_24=y
+BR2_BINUTILS_VERSION_2_27_X=y
 BR2_BINUTILS_EXTRA_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
 BR2_GCC_VERSION_6_X=y
 BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
@@ -17,9 +18,9 @@
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.4.39"
-BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL)/linux"
+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)/configs/linux/skiroot_defconfig"
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/linux/skiroot_defconfig"
 BR2_LINUX_KERNEL_ZIMAGE_EPAPR=y
 BR2_PACKAGE_BUSYBOX_CONFIG_FRAGMENT_FILES="$(BR2_EXTERNAL)/configs/busybox.fragment"
 BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
diff --git a/openpower/configs/habanero_defconfig b/openpower/configs/habanero_defconfig
index 29f2658..1019dbf 100644
--- a/openpower/configs/habanero_defconfig
+++ b/openpower/configs/habanero_defconfig
@@ -1,7 +1,8 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
 BR2_KERNEL_HEADERS_4_4=y
-BR2_BINUTILS_VERSION_2_26_X=y
+BR2_GLIBC_VERSION_2_24=y
+BR2_BINUTILS_VERSION_2_27_X=y
 BR2_BINUTILS_EXTRA_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
 BR2_GCC_VERSION_6_X=y
 BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
@@ -17,9 +18,9 @@
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.4.39"
-BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL)/linux"
+BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL_OP_BUILD_PATH)/linux"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
-BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL)/configs/linux/skiroot_defconfig"
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/linux/skiroot_defconfig"
 BR2_LINUX_KERNEL_ZIMAGE_EPAPR=y
 BR2_PACKAGE_BUSYBOX_CONFIG_FRAGMENT_FILES="$(BR2_EXTERNAL)/configs/busybox.fragment"
 BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
diff --git a/openpower/configs/openpower_mambo_defconfig b/openpower/configs/openpower_mambo_defconfig
index 7d9c7df..c1bc10a 100644
--- a/openpower/configs/openpower_mambo_defconfig
+++ b/openpower/configs/openpower_mambo_defconfig
@@ -1,7 +1,8 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
 BR2_KERNEL_HEADERS_4_4=y
-BR2_BINUTILS_VERSION_2_26_X=y
+BR2_GLIBC_VERSION_2_24=y
+BR2_BINUTILS_VERSION_2_27_X=y
 BR2_BINUTILS_EXTRA_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
 BR2_GCC_VERSION_6_X=y
 BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
@@ -15,9 +16,9 @@
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.4.39"
-BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL)/linux"
+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)/configs/linux/skiroot_defconfig"
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/linux/skiroot_defconfig"
 BR2_LINUX_KERNEL_ZIMAGE_EPAPR=y
 BR2_PACKAGE_BUSYBOX_CONFIG_FRAGMENT_FILES="$(BR2_EXTERNAL)/configs/busybox.fragment"
 BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
diff --git a/openpower/configs/openpower_p9_mambo_defconfig b/openpower/configs/openpower_p9_mambo_defconfig
index 9a187ae..f04cdad 100644
--- a/openpower/configs/openpower_p9_mambo_defconfig
+++ b/openpower/configs/openpower_p9_mambo_defconfig
@@ -1,7 +1,8 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
 BR2_KERNEL_HEADERS_4_4=y
-BR2_BINUTILS_VERSION_2_26_X=y
+BR2_GLIBC_VERSION_2_24=y
+BR2_BINUTILS_VERSION_2_27_X=y
 BR2_BINUTILS_EXTRA_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
 BR2_GCC_VERSION_6_X=y
 BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
@@ -16,7 +17,7 @@
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.9"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
-BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL)/configs/linux/skiroot_defconfig"
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/linux/skiroot_defconfig"
 BR2_LINUX_KERNEL_ZIMAGE_EPAPR=y
 BR2_PACKAGE_BUSYBOX_CONFIG_FRAGMENT_FILES="$(BR2_EXTERNAL)/configs/busybox.fragment"
 BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
diff --git a/openpower/configs/palmetto_defconfig b/openpower/configs/palmetto_defconfig
index 8734d95..b33b5de 100644
--- a/openpower/configs/palmetto_defconfig
+++ b/openpower/configs/palmetto_defconfig
@@ -1,7 +1,8 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
 BR2_KERNEL_HEADERS_4_4=y
-BR2_BINUTILS_VERSION_2_26_X=y
+BR2_GLIBC_VERSION_2_24=y
+BR2_BINUTILS_VERSION_2_27_X=y
 BR2_BINUTILS_EXTRA_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
 BR2_GCC_VERSION_6_X=y
 BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
@@ -16,9 +17,9 @@
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.4.39"
-BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL)/linux"
+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)/configs/linux/skiroot_defconfig"
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/linux/skiroot_defconfig"
 BR2_LINUX_KERNEL_ZIMAGE_EPAPR=y
 BR2_PACKAGE_BUSYBOX_CONFIG_FRAGMENT_FILES="$(BR2_EXTERNAL)/configs/busybox.fragment"
 BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
diff --git a/openpower/configs/witherspoon_defconfig b/openpower/configs/witherspoon_defconfig
index b280745..0a6bbaa 100644
--- a/openpower/configs/witherspoon_defconfig
+++ b/openpower/configs/witherspoon_defconfig
@@ -1,8 +1,10 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
 BR2_KERNEL_HEADERS_4_4=y
-BR2_BINUTILS_VERSION_2_26_X=y
+BR2_GLIBC_VERSION_2_24=y
+BR2_BINUTILS_VERSION_2_27_X=y
 BR2_BINUTILS_EXTRA_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
+BR2_GCC_VERSION_4_9_X=y
 BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
 BR2_TOOLCHAIN_BUILDROOT_CXX=y
 BR2_TARGET_GENERIC_HOSTNAME="skiroot"
@@ -17,7 +19,7 @@
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.9"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
-BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL)/configs/linux/skiroot_defconfig"
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/linux/skiroot_defconfig"
 BR2_LINUX_KERNEL_ZIMAGE_EPAPR=y
 BR2_LINUX_KERNEL_XZ=y
 BR2_PACKAGE_BUSYBOX_CONFIG_FRAGMENT_FILES="$(BR2_EXTERNAL)/configs/busybox.fragment"
@@ -43,7 +45,7 @@
 BR2_OPENPOWER_CONFIG_NAME="witherspoon"
 BR2_OPENPOWER_XML_PACKAGE="witherspoon-xml"
 BR2_OPENPOWER_PNOR_FILENAME="witherspoon.pnor"
-#BR2_OPENPOWER_PNOR_UPDATE_FILENAME="witherspoon_update.pnor"
+BR2_OPENPOWER_PNOR_UPDATE_FILENAME="witherspoon_update.pnor"
 BR2_HOSTBOOT_BINARY_SBE_FILENAME="nimbus_sbe.img.ecc"
 BR2_HOSTBOOT_BINARY_SBEC_FILENAME="centaur_sbec_pad.img.ecc"
 BR2_HOSTBOOT_BINARY_WINK_FILENAME="p9n.ref_image.hdr.bin.ecc"
diff --git a/openpower/external.desc b/openpower/external.desc
new file mode 100644
index 0000000..2088d4b
--- /dev/null
+++ b/openpower/external.desc
@@ -0,0 +1,2 @@
+name: OP_BUILD
+desc: The OpenPower Firmware build environment
diff --git a/openpower/external.mk b/openpower/external.mk
index 8d7b578..e8f46f1 100644
--- a/openpower/external.mk
+++ b/openpower/external.mk
@@ -1,6 +1,6 @@
-include $(sort $(wildcard $(BR2_EXTERNAL)/package/*.mk))
-include $(sort $(wildcard $(BR2_EXTERNAL)/package/*/*.mk))
+include $(sort $(wildcard $(BR2_EXTERNAL_OP_BUILD_PATH)/package/*.mk))
+include $(sort $(wildcard $(BR2_EXTERNAL_OP_BUILD_PATH)/package/*/*.mk))
 
 # Utilize user-defined custom directory.
-include $(sort $(wildcard $(BR2_EXTERNAL)/custom/*.mk))
-BR2_GLOBAL_PATCH_DIR += "$(BR2_EXTERNAL)/custom/patches"
+include $(sort $(wildcard $(BR2_EXTERNAL_OP_BUILD_PATH)/custom/*.mk))
+BR2_GLOBAL_PATCH_DIR += "$(BR2_EXTERNAL_OP_BUILD_PATH)/custom/patches"
diff --git a/openpower/package/Config.in b/openpower/package/Config.in
index cbeae17..2f91c56 100755
--- a/openpower/package/Config.in
+++ b/openpower/package/Config.in
@@ -1,21 +1,21 @@
-source "$BR2_EXTERNAL/package/openpower-ffs/Config.in"
-source "$BR2_EXTERNAL/package/hostboot/Config.in"
-source "$BR2_EXTERNAL/package/hostboot-binaries/Config.in"
-source "$BR2_EXTERNAL/package/openpower-mrw/Config.in"
-source "$BR2_EXTERNAL/package/common-p8-xml/Config.in"
-source "$BR2_EXTERNAL/package/palmetto-xml/Config.in"
-source "$BR2_EXTERNAL/package/habanero-xml/Config.in"
-source "$BR2_EXTERNAL/package/firestone-xml/Config.in"
-source "$BR2_EXTERNAL/package/garrison-xml/Config.in"
-source "$BR2_EXTERNAL/package/barreleye-xml/Config.in"
-source "$BR2_EXTERNAL/package/openpower-pnor/Config.in"
-source "$BR2_EXTERNAL/package/petitboot/Config.in"
-source "$BR2_EXTERNAL/package/p8-pore-binutils/Config.in"
-source "$BR2_EXTERNAL/package/occ/Config.in"
-source "$BR2_EXTERNAL/package/capp-ucode/Config.in"
-source "$BR2_EXTERNAL/package/skiboot/Config.in"
-source "$BR2_EXTERNAL/package/libflash/Config.in"
-source "$BR2_EXTERNAL/package/loadkeys/Config.in"
-source "$BR2_EXTERNAL/package/witherspoon-xml/Config.in"
-source "$BR2_EXTERNAL/package/ppe42-binutils/Config.in"
-source "$BR2_EXTERNAL/package/ppe42-gcc/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/openpower-ffs/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/hostboot/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/hostboot-binaries/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/openpower-mrw/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/common-p8-xml/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/palmetto-xml/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/habanero-xml/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/firestone-xml/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/garrison-xml/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/barreleye-xml/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/openpower-pnor/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/petitboot/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/p8-pore-binutils/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/occ/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/capp-ucode/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/skiboot/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/libflash/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/loadkeys/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/witherspoon-xml/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/ppe42-binutils/Config.in"
+source "$BR2_EXTERNAL_OP_BUILD_PATH/package/ppe42-gcc/Config.in"
diff --git a/openpower/package/hostboot/hostboot.mk b/openpower/package/hostboot/hostboot.mk
index 7d15d28..161009a 100644
--- a/openpower/package/hostboot/hostboot.mk
+++ b/openpower/package/hostboot/hostboot.mk
@@ -16,21 +16,21 @@
 HOSTBOOT_INSTALL_TARGET = NO
 
 HOSTBOOT_ENV_VARS=$(TARGET_MAKE_ENV) \
-    CONFIG_FILE=$(BR2_EXTERNAL)/configs/hostboot/$(BR2_HOSTBOOT_CONFIG_FILE) \
+    CONFIG_FILE=$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/hostboot/$(BR2_HOSTBOOT_CONFIG_FILE) \
     OPENPOWER_BUILD=1 CROSS_PREFIX=$(TARGET_CROSS) HOST_PREFIX="" HOST_BINUTILS_DIR=$(HOST_BINUTILS_DIR) \
     HOSTBOOT_VERSION=`cat $(HOSTBOOT_VERSION_FILE)` 
 
 define HOSTBOOT_APPLY_PATCHES
        if [ "$(BR2_OPENPOWER_POWER9)" == "y" ]; then \
-           $(APPLY_PATCHES) $(@D) $(BR2_EXTERNAL)/package/hostboot/p9Patches \*.patch; \
-           if [ -d $(BR2_EXTERNAL)/custom/patches/hostboot/p9Patches ]; then \
-               $(APPLY_PATCHES) $(@D) $(BR2_EXTERNAL)/custom/patches/hostboot/p9Patches \*.patch; \
+           $(APPLY_PATCHES) $(@D) $(BR2_EXTERNAL_OP_BUILD_PATH)/package/hostboot/p9Patches \*.patch; \
+           if [ -d $(BR2_EXTERNAL_OP_BUILD_PATH)/custom/patches/hostboot/p9Patches ]; then \
+               $(APPLY_PATCHES) $(@D) $(BR2_EXTERNAL_OP_BUILD_PATH)/custom/patches/hostboot/p9Patches \*.patch; \
            fi; \
        fi; \
        if [ "$(BR2_OPENPOWER_POWER8)" == "y" ]; then \
-           $(APPLY_PATCHES) $(@D) $(BR2_EXTERNAL)/package/hostboot/p8Patches \*.patch; \
-           if [ -d $(BR2_EXTERNAL)/custom/patches/hostboot/p8Patches ]; then \
-               $(APPLY_PATCHES) $(@D) $(BR2_EXTERNAL)/custom/patches/hostboot/p8Patches \*.patch; \
+           $(APPLY_PATCHES) $(@D) $(BR2_EXTERNAL_OP_BUILD_PATH)/package/hostboot/p8Patches \*.patch; \
+           if [ -d $(BR2_EXTERNAL_OP_BUILD_PATH)/custom/patches/hostboot/p8Patches ]; then \
+               $(APPLY_PATCHES) $(@D) $(BR2_EXTERNAL_OP_BUILD_PATH)/custom/patches/hostboot/p8Patches \*.patch; \
            fi; \
        fi;
 endef
diff --git a/openpower/package/loadkeys/loadkeys.mk b/openpower/package/loadkeys/loadkeys.mk
index db6cbca..0a05026 100644
--- a/openpower/package/loadkeys/loadkeys.mk
+++ b/openpower/package/loadkeys/loadkeys.mk
@@ -20,9 +20,9 @@
 endef
 
 define LOADKEYS_POST_INSTALL
-	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL)/package/loadkeys/S16-keymap \
+	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL_OP_BUILD_PATH)/package/loadkeys/S16-keymap \
 		$(TARGET_DIR)/etc/init.d/
-	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL)/package/loadkeys/backtab-keymap \
+	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL_OP_BUILD_PATH)/package/loadkeys/backtab-keymap \
 		$(TARGET_DIR)/etc/kbd/config
 endef
 
diff --git a/openpower/package/occ/occ.mk b/openpower/package/occ/occ.mk
index d10c0f5..da0352d 100644
--- a/openpower/package/occ/occ.mk
+++ b/openpower/package/occ/occ.mk
@@ -24,15 +24,15 @@
 
 define OCC_APPLY_PATCHES
        if [ "$(BR2_OPENPOWER_POWER9)" == "y" ]; then \
-           $(APPLY_PATCHES) $(@D) $(BR2_EXTERNAL)/package/occ/p9Patches \*.patch; \
-           if [ -d $(BR2_EXTERNAL)/custom/patches/occ/p9Patches ]; then \
-               $(APPLY_PATCHES) $(@D) $(BR2_EXTERNAL)/custom/patches/occ/p9Patches \*.patch; \
+           $(APPLY_PATCHES) $(@D) $(BR2_EXTERNAL_OP_BUILD_PATH)/package/occ/p9Patches \*.patch; \
+           if [ -d $(BR2_EXTERNAL_OP_BUILD_PATH)/custom/patches/occ/p9Patches ]; then \
+               $(APPLY_PATCHES) $(@D) $(BR2_EXTERNAL_OP_BUILD_PATH)/custom/patches/occ/p9Patches \*.patch; \
            fi; \
        fi; \
        if [ "$(BR2_OPENPOWER_POWER8)" == "y" ]; then \
-           $(APPLY_PATCHES) $(@D) $(BR2_EXTERNAL)/package/occ/p8Patches \*.patch; \
-           if [ -d $(BR2_EXTERNAL)/custom/patches/occ/p8Patches ]; then \
-               $(APPLY_PATCHES) $(@D) $(BR2_EXTERNAL)/custom/patches/occ/p8Patches \*.patch; \
+           $(APPLY_PATCHES) $(@D) $(BR2_EXTERNAL_OP_BUILD_PATH)/package/occ/p8Patches \*.patch; \
+           if [ -d $(BR2_EXTERNAL_OP_BUILD_PATH)/custom/patches/occ/p8Patches ]; then \
+               $(APPLY_PATCHES) $(@D) $(BR2_EXTERNAL_OP_BUILD_PATH)/custom/patches/occ/p8Patches \*.patch; \
            fi; \
        fi;
 endef
diff --git a/openpower/package/petitboot/petitboot.mk b/openpower/package/petitboot/petitboot.mk
index 397c7cc..c39a7b8 100644
--- a/openpower/package/petitboot/petitboot.mk
+++ b/openpower/package/petitboot/petitboot.mk
@@ -49,19 +49,19 @@
 	$(INSTALL) -D -m 0755 $(@D)/utils/hooks/90-sort-dtb \
 		$(TARGET_DIR)/etc/petitboot/boot.d/
 
-	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL)/package/petitboot/S14silence-console \
+	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL_OP_BUILD_PATH)/package/petitboot/S14silence-console \
 		$(TARGET_DIR)/etc/init.d/
-	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL)/package/petitboot/S15pb-discover \
+	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL_OP_BUILD_PATH)/package/petitboot/S15pb-discover \
 		$(TARGET_DIR)/etc/init.d/
-	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL)/package/petitboot/kexec-restart \
+	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL_OP_BUILD_PATH)/package/petitboot/kexec-restart \
 		$(TARGET_DIR)/usr/sbin/
-	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL)/package/petitboot/petitboot-console-ui.rules \
+	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL_OP_BUILD_PATH)/package/petitboot/petitboot-console-ui.rules \
 		$(TARGET_DIR)/etc/udev/rules.d/
-	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL)/package/petitboot/removable-event-poll.rules \
+	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL_OP_BUILD_PATH)/package/petitboot/removable-event-poll.rules \
 		$(TARGET_DIR)/etc/udev/rules.d/
-	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL)/package/petitboot/63-md-raid-arrays.rules \
+	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL_OP_BUILD_PATH)/package/petitboot/63-md-raid-arrays.rules \
 		$(TARGET_DIR)/etc/udev/rules.d/
-	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL)/package/petitboot/65-md-incremental.rules \
+	$(INSTALL) -D -m 0755 $(BR2_EXTERNAL_OP_BUILD_PATH)/package/petitboot/65-md-incremental.rules \
 		$(TARGET_DIR)/etc/udev/rules.d/
 
 	ln -sf /usr/sbin/pb-udhcpc \
diff --git a/openpower/package/pkg-versions.mk b/openpower/package/pkg-versions.mk
index 5ad1323..23ac15c 100644
--- a/openpower/package/pkg-versions.mk
+++ b/openpower/package/pkg-versions.mk
@@ -33,16 +33,16 @@
 		xargs echo >> $$(OPENPOWER_VERSION_DIR)/$(1).tmp_patch.txt; \
 	fi; \
 else \
-	if ls $$(BR2_EXTERNAL)/package/$(1)/*.patch 2>/dev/null; then sha512sum \
-		$$(BR2_EXTERNAL)/package/$(1)/*.patch | sha512sum | \
+	if ls $$(BR2_EXTERNAL_OP_BUILD_PATH)/package/$(1)/*.patch 2>/dev/null; then sha512sum \
+		$$(BR2_EXTERNAL_OP_BUILD_PATH)/package/$(1)/*.patch | sha512sum | \
 		xargs echo >> $$(OPENPOWER_VERSION_DIR)/$(1).tmp_patch.txt; \
 	fi; \
 fi
 
 # If this is for linux, also check openpower/linux
 if [ $(filter "LINUX", "$(2)") == "$(2)" ]; then \
-	if ls $$(BR2_EXTERNAL)/$(1)/*.patch 2>/dev/null; then sha512sum \
-		$$(BR2_EXTERNAL)/$(1)/*.patch | sha512sum | \
+	if ls $$(BR2_EXTERNAL_OP_BUILD_PATH)/$(1)/*.patch 2>/dev/null; then sha512sum \
+		$$(BR2_EXTERNAL_OP_BUILD_PATH)/$(1)/*.patch | sha512sum | \
 		xargs echo >> $$(OPENPOWER_VERSION_DIR)/$(1).tmp_patch.txt; \
 	fi; \
 fi;
@@ -97,7 +97,7 @@
 	fi; \
 fi; \
 \
-cd "$$(BR2_EXTERNAL)"; git describe --all --dirty | \
+cd "$$(BR2_EXTERNAL_OP_BUILD_PATH)"; git describe --all --dirty | \
 	if grep -e "-dirty"; then \
 	echo -n "-opdirty" >> $$($(2)_VERSION_FILE); \
 	fi; \
@@ -170,13 +170,13 @@
 if [ "$$(OPBUILD_VERSION)" != '' ]; then \
 	echo -n "$$(OPBUILD_VERSION)" >> $$($$(UPPER_CASE_PKG)_VERSION_FILE); \
 else \
-cd "$$(BR2_EXTERNAL)"; (git describe --tags || git log -n1 --pretty=format:'%h' || echo "unknown") \
+cd "$$(BR2_EXTERNAL_OP_BUILD_PATH)"; (git describe --tags || git log -n1 --pretty=format:'%h' || echo "unknown") \
 	| sed 's/\(.*\)-g\([0-9a-f]\{7\}\).*/\2/' | xargs echo -n \
 	>> $$($$(UPPER_CASE_PKG)_VERSION_FILE); \
 fi
 
 # Check if op-build is dirty
-cd "$$(BR2_EXTERNAL)"; git describe --all --dirty | grep -e "-dirty" | sed 's/.*\(-dirty\)/\1/' | \
+cd "$$(BR2_EXTERNAL_OP_BUILD_PATH)"; git describe --all --dirty | grep -e "-dirty" | sed 's/.*\(-dirty\)/\1/' | \
 	xargs echo -n >> $$($$(UPPER_CASE_PKG)_VERSION_FILE);
 
 # Add new line to $$($$(UPPER_CASE_PKG)_VERSION_FILE)
@@ -185,10 +185,10 @@
 # Add a specific line for op-build if it has been overwritten
 if [ "$$(OPBUILD_VENDOR)" != '' ]; then \
 echo -n "	op-build-" >> $$($$(UPPER_CASE_PKG)_VERSION_FILE); \
-cd "$$(BR2_EXTERNAL)"; (git describe --tags || git log -n1 --pretty=format:'%h' || echo "unknown") \
+cd "$$(BR2_EXTERNAL_OP_BUILD_PATH)"; (git describe --tags || git log -n1 --pretty=format:'%h' || echo "unknown") \
 	| sed 's/\(.*\)-g\([0-9a-f]\{7\}\).*/\2/' | xargs echo -n \
 	>> $$($$(UPPER_CASE_PKG)_VERSION_FILE); \
-cd "$$(BR2_EXTERNAL)"; git describe --all --dirty | grep -e "-dirty" | sed 's/.*\(-dirty\)/\1/' | \
+cd "$$(BR2_EXTERNAL_OP_BUILD_PATH)"; git describe --all --dirty | grep -e "-dirty" | sed 's/.*\(-dirty\)/\1/' | \
 	xargs echo >> $$($$(UPPER_CASE_PKG)_VERSION_FILE); \
 fi