diff --git a/.gitmodules b/.gitmodules
index 52777b0..3152edd 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,4 +1,4 @@
 [submodule "buildroot"]
 	path = buildroot
-	branch = 2017.05-op-build
+	branch = 2017.08-op-build
 	url = https://github.com/open-power/buildroot
diff --git a/buildroot b/buildroot
index 8035745..08caaab 160000
--- a/buildroot
+++ b/buildroot
@@ -1 +1 @@
-Subproject commit 80357456735ce021b4bbad885998faa4723d69f5
+Subproject commit 08caaab7192f2a79a5857bab6f8c4f981ff09f37
diff --git a/openpower/configs/barreleye_defconfig b/openpower/configs/barreleye_defconfig
index 675661d..b338c49 100644
--- a/openpower/configs/barreleye_defconfig
+++ b/openpower/configs/barreleye_defconfig
@@ -1,9 +1,6 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
-BR2_GLIBC_VERSION_2_25=y
-BR2_BINUTILS_VERSION_2_28_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"
 BR2_TOOLCHAIN_BUILDROOT_CXX=y
 BR2_TARGET_GENERIC_HOSTNAME="skiroot"
@@ -16,7 +13,7 @@
 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="4.12.8"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.13"
 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"
diff --git a/openpower/configs/firenze_defconfig b/openpower/configs/firenze_defconfig
index 3f6f2c7..b4f9ee3 100644
--- a/openpower/configs/firenze_defconfig
+++ b/openpower/configs/firenze_defconfig
@@ -1,9 +1,6 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
-BR2_GLIBC_VERSION_2_25=y
-BR2_BINUTILS_VERSION_2_28_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"
 BR2_TARGET_GENERIC_HOSTNAME="skiroot"
 BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_EUDEV=y
@@ -15,7 +12,7 @@
 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="4.12.8"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.13"
 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"
diff --git a/openpower/configs/firestone_defconfig b/openpower/configs/firestone_defconfig
index d106343..93c92a2 100644
--- a/openpower/configs/firestone_defconfig
+++ b/openpower/configs/firestone_defconfig
@@ -1,9 +1,6 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
-BR2_GLIBC_VERSION_2_25=y
-BR2_BINUTILS_VERSION_2_28_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"
 BR2_TOOLCHAIN_BUILDROOT_CXX=y
 BR2_TARGET_GENERIC_HOSTNAME="skiroot"
@@ -16,7 +13,7 @@
 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="4.12.8"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.13"
 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"
diff --git a/openpower/configs/garrison_defconfig b/openpower/configs/garrison_defconfig
index ea14869..a6f62b5 100644
--- a/openpower/configs/garrison_defconfig
+++ b/openpower/configs/garrison_defconfig
@@ -1,9 +1,6 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
-BR2_GLIBC_VERSION_2_25=y
-BR2_BINUTILS_VERSION_2_28_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"
 BR2_TOOLCHAIN_BUILDROOT_CXX=y
 BR2_TARGET_GENERIC_HOSTNAME="skiroot"
@@ -16,7 +13,7 @@
 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="4.12.8"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.13"
 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"
diff --git a/openpower/configs/habanero_defconfig b/openpower/configs/habanero_defconfig
index 38dcdd3..21fa5a7 100644
--- a/openpower/configs/habanero_defconfig
+++ b/openpower/configs/habanero_defconfig
@@ -1,10 +1,7 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
 BR2_GLOBAL_PATCH_DIR="$(BR2_EXTERNAL_OP_BUILD_PATH)/patches/habanero-patches"
-BR2_GLIBC_VERSION_2_25=y
-BR2_BINUTILS_VERSION_2_28_X=y
 BR2_BINUTILS_EXTRA_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
-BR2_GCC_VERSION_6_X=y
 BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
 BR2_TOOLCHAIN_BUILDROOT_CXX=y
 BR2_TARGET_GENERIC_HOSTNAME="skiroot"
@@ -17,7 +14,7 @@
 BR2_ROOTFS_POST_BUILD_SCRIPT="../openpower/scripts/fixup-target-var ../openpower/scripts/firmware-whitelist"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.12.8"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.13"
 BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL_OP_BUILD_PATH)/linux"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
 BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/linux/skiroot_defconfig"
diff --git a/openpower/configs/openpower_mambo_defconfig b/openpower/configs/openpower_mambo_defconfig
index 5e31807..b6a82ed 100644
--- a/openpower/configs/openpower_mambo_defconfig
+++ b/openpower/configs/openpower_mambo_defconfig
@@ -1,9 +1,6 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
-BR2_GLIBC_VERSION_2_25=y
-BR2_BINUTILS_VERSION_2_28_X=y
 BR2_BINUTILS_EXTRA_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
-BR2_GCC_VERSION_6_X=y
 BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
 BR2_TARGET_GENERIC_HOSTNAME="skiroot"
 BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_EUDEV=y
@@ -14,7 +11,7 @@
 BR2_ROOTFS_POST_BUILD_SCRIPT="../openpower/scripts/fixup-target-var ../openpower/scripts/firmware-whitelist"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.12.8"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.13"
 BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL_OP_BUILD_PATH)/linux"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
 BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/linux/skiroot_defconfig"
diff --git a/openpower/configs/openpower_p9_mambo_defconfig b/openpower/configs/openpower_p9_mambo_defconfig
index c9ff875..b2ca87d 100644
--- a/openpower/configs/openpower_p9_mambo_defconfig
+++ b/openpower/configs/openpower_p9_mambo_defconfig
@@ -1,9 +1,6 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
-BR2_GLIBC_VERSION_2_25=y
-BR2_BINUTILS_VERSION_2_28_X=y
 BR2_BINUTILS_EXTRA_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
-BR2_GCC_VERSION_6_X=y
 BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
 BR2_TARGET_GENERIC_HOSTNAME="skiroot-p9"
 BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_EUDEV=y
@@ -14,7 +11,7 @@
 BR2_ROOTFS_POST_BUILD_SCRIPT="../openpower/scripts/fixup-target-var ../openpower/scripts/firmware-whitelist"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.12.8"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.13"
 BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL_OP_BUILD_PATH)/linux"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
 BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/linux/skiroot_defconfig"
diff --git a/openpower/configs/p9dsu_defconfig b/openpower/configs/p9dsu_defconfig
index 144a69c..02e9465 100644
--- a/openpower/configs/p9dsu_defconfig
+++ b/openpower/configs/p9dsu_defconfig
@@ -1,9 +1,6 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
-BR2_GLIBC_VERSION_2_25=y
-BR2_BINUTILS_VERSION_2_28_X=y
 BR2_BINUTILS_EXTRA_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
-BR2_GCC_VERSION_6_X=y
 BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
 BR2_TOOLCHAIN_BUILDROOT_CXX=y
 BR2_TARGET_GENERIC_HOSTNAME="skiroot"
@@ -16,7 +13,7 @@
 BR2_ROOTFS_POST_BUILD_SCRIPT="../openpower/scripts/fixup-target-var ../openpower/scripts/firmware-whitelist"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.12.8"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.13"
 BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL_OP_BUILD_PATH)/linux"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
 BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/linux/skiroot_p9_defconfig"
@@ -53,8 +50,6 @@
 BR2_HOSTBOOT_BINARY_SBE_FILENAME="nimbus_sbe.img.ecc"
 BR2_HOSTBOOT_BINARY_SBEC_FILENAME="centaur_sbec_pad.img.ecc"
 BR2_HOSTBOOT_BINARY_WINK_FILENAME="p9n.ref_image.hdr.bin.ecc"
-BR2_WOFDATA_FILENAME="wof_output"
-BR2_WOFDATA_BINARY_FILENAME="wofdata.bin.ecc"
 BR2_IMA_CATALOG_FILENAME="ima_catalog.bin"
 BR2_OPENPOWER_TARGETING_BIN_FILENAME="P9DSU_HB.targeting.bin"
 BR2_OPENPOWER_TARGETING_ECC_FILENAME="P9DSU_HB.targeting.bin.ecc"
diff --git a/openpower/configs/palmetto_defconfig b/openpower/configs/palmetto_defconfig
index 2b6bc62..c13991e 100644
--- a/openpower/configs/palmetto_defconfig
+++ b/openpower/configs/palmetto_defconfig
@@ -1,10 +1,7 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
 BR2_GLOBAL_PATCH_DIR="$(BR2_EXTERNAL_OP_BUILD_PATH)/patches/palmetto-patches"
-BR2_GLIBC_VERSION_2_25=y
-BR2_BINUTILS_VERSION_2_28_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"
 BR2_TOOLCHAIN_BUILDROOT_CXX=y
 BR2_TARGET_GENERIC_HOSTNAME="skiroot"
@@ -16,7 +13,7 @@
 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="4.12.8"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.13"
 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"
diff --git a/openpower/configs/pseries_defconfig b/openpower/configs/pseries_defconfig
index 8f62d9b..e84ac35 100644
--- a/openpower/configs/pseries_defconfig
+++ b/openpower/configs/pseries_defconfig
@@ -1,9 +1,7 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=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"
 BR2_TARGET_GENERIC_HOSTNAME="skiroot"
 BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_EUDEV=y
@@ -15,7 +13,7 @@
 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="4.12.8"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.13"
 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/pseries_skiroot_defconfig"
diff --git a/openpower/configs/romulus_defconfig b/openpower/configs/romulus_defconfig
index f2dcfac..0a624a4 100644
--- a/openpower/configs/romulus_defconfig
+++ b/openpower/configs/romulus_defconfig
@@ -1,9 +1,6 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
-BR2_GLIBC_VERSION_2_25=y
-BR2_BINUTILS_VERSION_2_28_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"
 BR2_TOOLCHAIN_BUILDROOT_CXX=y
 BR2_TARGET_GENERIC_HOSTNAME="skiroot"
@@ -16,7 +13,7 @@
 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="4.12.8"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.13"
 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_p9_defconfig"
diff --git a/openpower/configs/witherspoon-redbud_defconfig b/openpower/configs/witherspoon-redbud_defconfig
index 02541c8..62a31de 100644
--- a/openpower/configs/witherspoon-redbud_defconfig
+++ b/openpower/configs/witherspoon-redbud_defconfig
@@ -1,10 +1,7 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
 BR2_GLOBAL_PATCH_DIR="$(BR2_EXTERNAL_OP_BUILD_PATH)/patches/redbud-patches"
-BR2_GLIBC_VERSION_2_25=y
-BR2_BINUTILS_VERSION_2_28_X=y
 BR2_BINUTILS_EXTRA_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
-BR2_GCC_VERSION_6_X=y
 BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
 BR2_TOOLCHAIN_BUILDROOT_CXX=y
 BR2_TARGET_GENERIC_HOSTNAME="skiroot"
@@ -17,7 +14,7 @@
 BR2_ROOTFS_POST_BUILD_SCRIPT="../openpower/scripts/fixup-target-var ../openpower/scripts/firmware-whitelist"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.12.8"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.13"
 BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL_OP_BUILD_PATH)/linux"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
 BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_OP_BUILD_PATH)/configs/linux/skiroot_p9_defconfig"
@@ -54,8 +51,6 @@
 BR2_HOSTBOOT_BINARY_SBE_FILENAME="nimbus_sbe.img.ecc"
 BR2_HOSTBOOT_BINARY_SBEC_FILENAME="centaur_sbec_pad.img.ecc"
 BR2_HOSTBOOT_BINARY_WINK_FILENAME="p9n.ref_image.hdr.bin.ecc"
-BR2_WOFDATA_FILENAME="wof_output"
-BR2_WOFDATA_BINARY_FILENAME="wofdata.bin.ecc"
 BR2_IMA_CATALOG_FILENAME="ima_catalog.bin"
 BR2_OPENPOWER_TARGETING_BIN_FILENAME="WITHERSPOON_HB.targeting.bin"
 BR2_OPENPOWER_TARGETING_ECC_FILENAME="WITHERSPOON_HB.targeting.bin.ecc"
diff --git a/openpower/configs/witherspoon-sequoia_defconfig b/openpower/configs/witherspoon-sequoia_defconfig
index 63aa118..f463fb4 100644
--- a/openpower/configs/witherspoon-sequoia_defconfig
+++ b/openpower/configs/witherspoon-sequoia_defconfig
@@ -1,10 +1,7 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
-BR2_GLIBC_VERSION_2_25=y
 BR2_GLOBAL_PATCH_DIR="$(BR2_EXTERNAL_OP_BUILD_PATH)/patches/sequoia-patches"
-BR2_BINUTILS_VERSION_2_28_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"
 BR2_TOOLCHAIN_BUILDROOT_CXX=y
 BR2_TARGET_GENERIC_HOSTNAME="skiroot"
@@ -17,7 +14,7 @@
 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="4.12.8"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.13"
 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_p9_defconfig"
@@ -54,8 +51,6 @@
 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"
-BR2_WOFDATA_FILENAME="wof_output"
-BR2_WOFDATA_BINARY_FILENAME="wofdata.bin.ecc"
 BR2_IMA_CATALOG_FILENAME="ima_catalog.bin"
 BR2_OPENPOWER_TARGETING_BIN_FILENAME="WITHERSPOON_HB.targeting.bin"
 BR2_OPENPOWER_TARGETING_ECC_FILENAME="WITHERSPOON_HB.targeting.bin.ecc"
diff --git a/openpower/configs/zaius_defconfig b/openpower/configs/zaius_defconfig
index a9516a7..c163863 100644
--- a/openpower/configs/zaius_defconfig
+++ b/openpower/configs/zaius_defconfig
@@ -1,9 +1,6 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
-BR2_GLIBC_VERSION_2_25=y
-BR2_BINUTILS_VERSION_2_28_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"
 BR2_TOOLCHAIN_BUILDROOT_CXX=y
 BR2_TARGET_GENERIC_HOSTNAME="skiroot"
@@ -16,7 +13,7 @@
 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="4.12.8"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.13"
 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_p9_defconfig"
@@ -42,7 +39,7 @@
 BR2_OPENPOWER_POWER9=y
 BR2_HOSTBOOT_CONFIG_FILE="zaius.config"
 BR2_OPENPOWER_MACHINE_XML_GITHUB_PROJECT_VALUE="zaius-xml"
-BR2_OPENPOWER_MACHINE_XML_VERSION="e067759afd76a2b0e3d4361a0bac9aa72bc05ad3"
+BR2_OPENPOWER_MACHINE_XML_VERSION="fdb76ec4d5c80ceb4067044a61f3607742eac89d"
 BR2_OPENPOWER_MACHINE_XML_FILENAME="zaius.xml"
 BR2_OPENPOWER_SYSTEM_XML_FILENAME="ZAIUS_hb.system.xml"
 BR2_OPENPOWER_MRW_XML_FILENAME="ZAIUS_hb.mrw.xml"
@@ -53,8 +50,6 @@
 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"
-BR2_WOFDATA_FILENAME="wof_output"
-BR2_WOFDATA_BINARY_FILENAME="wofdata.bin.ecc"
 BR2_IMA_CATALOG_FILENAME="ima_catalog.bin"
 BR2_OPENPOWER_TARGETING_BIN_FILENAME="ZAIUS_HB.targeting.bin"
 BR2_OPENPOWER_TARGETING_ECC_FILENAME="ZAIUS_HB.targeting.bin.ecc"
diff --git a/openpower/configs/zz_defconfig b/openpower/configs/zz_defconfig
index 4781bf2..471c679 100644
--- a/openpower/configs/zz_defconfig
+++ b/openpower/configs/zz_defconfig
@@ -1,9 +1,6 @@
 BR2_powerpc64le=y
 BR2_powerpc_power8=y
-BR2_GLIBC_VERSION_2_25=y
-BR2_BINUTILS_VERSION_2_28_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"
 BR2_TARGET_GENERIC_HOSTNAME="skiroot"
 BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_EUDEV=y
@@ -15,7 +12,7 @@
 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="4.12.8"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.13"
 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_p9_defconfig"
diff --git a/openpower/linux/0001-xhci-Use-xhci_pci_remove-for-xhci-device-shutdown.patch b/openpower/linux/0001-xhci-Use-xhci_pci_remove-for-xhci-device-shutdown.patch
index d05e4fc..0ff68d8 100644
--- a/openpower/linux/0001-xhci-Use-xhci_pci_remove-for-xhci-device-shutdown.patch
+++ b/openpower/linux/0001-xhci-Use-xhci_pci_remove-for-xhci-device-shutdown.patch
@@ -10,10 +10,10 @@
  1 file changed, 1 insertion(+), 1 deletion(-)
 
 diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
-index cefa223f9f08..2f5961b957ea 100644
+index 8071c8fdd15e..ccb0cca3a84b 100644
 --- a/drivers/usb/host/xhci-pci.c
 +++ b/drivers/usb/host/xhci-pci.c
-@@ -501,7 +501,7 @@ static struct pci_driver xhci_pci_driver = {
+@@ -500,7 +500,7 @@ static struct pci_driver xhci_pci_driver = {
  	.remove =	xhci_pci_remove,
  	/* suspend and resume implemented later */
  
diff --git a/openpower/linux/0002-Release-OpenPower-kernel.patch b/openpower/linux/0002-Release-OpenPower-kernel.patch
index c67f945..88b5f02 100644
--- a/openpower/linux/0002-Release-OpenPower-kernel.patch
+++ b/openpower/linux/0002-Release-OpenPower-kernel.patch
@@ -1,6 +1,6 @@
 From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
 From: Joel Stanley <joel@jms.id.au>
-Date: Wed, 3 May 2017 13:25:26 +0930
+Date: Tue, 5 Sep 2017 17:14:24 +1000
 Subject: [PATCH 2/2] Release OpenPower kernel
 
 Signed-off-by: Joel Stanley <joel@jms.id.au>
@@ -9,13 +9,13 @@
  1 file changed, 1 insertion(+), 1 deletion(-)
 
 diff --git a/Makefile b/Makefile
-index 6da481d08441..b864af3df096 100644
+index ed65d7278bb3..d3f3341e8f0b 100644
 --- a/Makefile
 +++ b/Makefile
 @@ -1,7 +1,7 @@
  VERSION = 4
- PATCHLEVEL = 12
- SUBLEVEL = 8
+ PATCHLEVEL = 13
+ SUBLEVEL = 0
 -EXTRAVERSION =
 +EXTRAVERSION = -openpower1
  NAME = Fearless Coyote
diff --git a/openpower/package/hostboot/hostboot.mk b/openpower/package/hostboot/hostboot.mk
index 7e44f16..02e9a04 100644
--- a/openpower/package/hostboot/hostboot.mk
+++ b/openpower/package/hostboot/hostboot.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 HOSTBOOT_VERSION_BRANCH_MASTER_P8 ?= 695bd891343faf1f0ef85fe53148590e58239efd
-HOSTBOOT_VERSION_BRANCH_MASTER ?= 6187fbbe9afa0a19e7d1cec717c23eb241be557b
+HOSTBOOT_VERSION_BRANCH_MASTER ?= 9e01538769fb0365fc07e1b9c3dcfa7a12ed953b
 
 HOSTBOOT_VERSION ?= $(if $(BR2_OPENPOWER_POWER9),$(HOSTBOOT_VERSION_BRANCH_MASTER),$(HOSTBOOT_VERSION_BRANCH_MASTER_P8))
 HOSTBOOT_SITE ?= $(call github,open-power,hostboot,$(HOSTBOOT_VERSION))
diff --git a/openpower/package/hostboot/p8Patches/hostboot-0013-htmgt-Remove-unused-variable.patch b/openpower/package/hostboot/p8Patches/hostboot-0013-htmgt-Remove-unused-variable.patch
new file mode 100644
index 0000000..cc14cda
--- /dev/null
+++ b/openpower/package/hostboot/p8Patches/hostboot-0013-htmgt-Remove-unused-variable.patch
@@ -0,0 +1,35 @@
+From 64646f1205672650d9781c83a4aedaeb1664ce47 Mon Sep 17 00:00:00 2001
+From: Joel Stanley <joel.stanley@au1.ibm.com>
+Date: Mon, 21 Aug 2017 16:20:41 +0930
+Subject: [PATCH] hwpf: Remove unused variable
+
+Change-Id: Ica691bea7541fbd02d76400e94f8fbaf9a3e6517
+Signed-off-by: Joel Stanley <joel.stanley@au1.ibm.com>
+---
+ src/usr/hwpf/hwp/utility_procedures/p8_cpu_special_wakeup.C | 3 +--
+ 1 file changed, 1 insertion(+), 2 deletions(-)
+
+diff --git a/src/usr/hwpf/hwp/utility_procedures/p8_cpu_special_wakeup.C b/src/usr/hwpf/hwp/utility_procedures/p8_cpu_special_wakeup.C
+index ee59c8066ccb..c0d6e8a1f2c2 100644
+--- a/src/usr/hwpf/hwp/utility_procedures/p8_cpu_special_wakeup.C
++++ b/src/usr/hwpf/hwp/utility_procedures/p8_cpu_special_wakeup.C
+@@ -5,7 +5,7 @@
+ /*                                                                        */
+ /* OpenPOWER HostBoot Project                                             */
+ /*                                                                        */
+-/* Contributors Listed Below - COPYRIGHT 2014                             */
++/* Contributors Listed Below - COPYRIGHT 2014,2017                        */
+ /* [+] International Business Machines Corp.                              */
+ /*                                                                        */
+ /*                                                                        */
+@@ -153,7 +153,6 @@ p8_cpu_special_wakeup(  const fapi::Target& i_ex_target,
+     uint32_t            count = 0;
+ 
+     std::vector<fapi::Target>      l_chiplets;
+-    std::vector<Target>::iterator  itr;
+ 
+     uint8_t             oha_spwkup_flag = 0;
+     uint8_t             ignore_xstop_flag = 0;
+-- 
+2.14.1
+
diff --git a/openpower/package/hostboot/p8Patches/hostboot-0014-htmgt-Remove-unused-variable.patch b/openpower/package/hostboot/p8Patches/hostboot-0014-htmgt-Remove-unused-variable.patch
new file mode 100644
index 0000000..facaaee
--- /dev/null
+++ b/openpower/package/hostboot/p8Patches/hostboot-0014-htmgt-Remove-unused-variable.patch
@@ -0,0 +1,35 @@
+From 7a6194962c4c55ac8f225de3b64cac347b9901a0 Mon Sep 17 00:00:00 2001
+From: Joel Stanley <joel.stanley@au1.ibm.com>
+Date: Mon, 21 Aug 2017 16:21:08 +0930
+Subject: [PATCH] htmgt: Remove unused variable
+
+Change-Id: I633f2faca41e40b47ed49a05bfe0724fa4b2114d
+Signed-off-by: Joel Stanley <joel.stanley@au1.ibm.com>
+---
+ src/usr/htmgt/htmgt_cfgdata.C | 3 +--
+ 1 file changed, 1 insertion(+), 2 deletions(-)
+
+diff --git a/src/usr/htmgt/htmgt_cfgdata.C b/src/usr/htmgt/htmgt_cfgdata.C
+index 584793c69eb8..19e7b21bf23a 100644
+--- a/src/usr/htmgt/htmgt_cfgdata.C
++++ b/src/usr/htmgt/htmgt_cfgdata.C
+@@ -5,7 +5,7 @@
+ /*                                                                        */
+ /* OpenPOWER HostBoot Project                                             */
+ /*                                                                        */
+-/* Contributors Listed Below - COPYRIGHT 2014,2016                        */
++/* Contributors Listed Below - COPYRIGHT 2014,2017                        */
+ /* [+] International Business Machines Corp.                              */
+ /*                                                                        */
+ /*                                                                        */
+@@ -654,7 +654,6 @@ void getSystemConfigMessageData(const TargetHandle_t i_occ, uint8_t* o_data,
+     //If a new processor with more cores comes along,
+     //this command will have to change.
+     TargetHandleList cores;
+-    TargetHandleList::iterator coreIt;
+     getChildChiplets(cores, proc, TYPE_CORE, false);
+ 
+     uint16_t tempSensor = 0;
+-- 
+2.14.1
+
diff --git a/openpower/package/hostboot/p8Patches/hostboot-0015-hwpf-Remove-unused-variable.patch b/openpower/package/hostboot/p8Patches/hostboot-0015-hwpf-Remove-unused-variable.patch
new file mode 100644
index 0000000..9536d01
--- /dev/null
+++ b/openpower/package/hostboot/p8Patches/hostboot-0015-hwpf-Remove-unused-variable.patch
@@ -0,0 +1,35 @@
+From b08fb29b63f649bf5129c05fee8ac79779f9339c Mon Sep 17 00:00:00 2001
+From: Joel Stanley <joel.stanley@au1.ibm.com>
+Date: Mon, 21 Aug 2017 20:40:42 +0930
+Subject: [PATCH] hwpf: Remove unused variable
+
+Change-Id: I2708f34211d712af911e5ca6b8d212f22cc68133
+Signed-off-by: Joel Stanley <joel.stanley@au1.ibm.com>
+---
+ src/usr/hwpf/hwp/activate_powerbus/proc_build_smp/proc_build_smp_adu.C | 3 +--
+ 1 file changed, 1 insertion(+), 2 deletions(-)
+
+diff --git a/src/usr/hwpf/hwp/activate_powerbus/proc_build_smp/proc_build_smp_adu.C b/src/usr/hwpf/hwp/activate_powerbus/proc_build_smp/proc_build_smp_adu.C
+index 1391cb1c8d25..b3a8cc8c7636 100644
+--- a/src/usr/hwpf/hwp/activate_powerbus/proc_build_smp/proc_build_smp_adu.C
++++ b/src/usr/hwpf/hwp/activate_powerbus/proc_build_smp/proc_build_smp_adu.C
+@@ -5,7 +5,7 @@
+ /*                                                                        */
+ /* OpenPOWER HostBoot Project                                             */
+ /*                                                                        */
+-/* Contributors Listed Below - COPYRIGHT 2012,2016                        */
++/* Contributors Listed Below - COPYRIGHT 2012,2017                        */
+ /* [+] International Business Machines Corp.                              */
+ /*                                                                        */
+ /*                                                                        */
+@@ -677,7 +677,6 @@ fapi::ReturnCode proc_build_smp_quiesce_pb(
+     fapi::ReturnCode rc;
+     std::map<proc_fab_smp_node_id, proc_build_smp_node>::iterator n_iter;
+     std::map<proc_fab_smp_chip_id, proc_build_smp_chip>::iterator p_iter;
+-    std::vector<proc_build_smp_chip*>::iterator quiesce_iter;
+     // ADU status/control information
+     proc_adu_utils_fbc_op adu_ctl;
+     proc_adu_utils_fbc_op_hp_ctl adu_hp_ctl;
+-- 
+2.14.1
+
diff --git a/openpower/package/ima-catalog/ima-catalog.mk b/openpower/package/ima-catalog/ima-catalog.mk
index 5c337fc..961e235 100644
--- a/openpower/package/ima-catalog/ima-catalog.mk
+++ b/openpower/package/ima-catalog/ima-catalog.mk
@@ -3,7 +3,7 @@
 # ima-catalog.mk
 #
 ################################################################################
-IMA_CATALOG_VERSION ?= e3bb899021f3f0f493ee69c0b2f9a65e8836c51e
+IMA_CATALOG_VERSION ?= f9da5d6feb3c407cd24c88d61b73d7d01b2d1400
 IMA_CATALOG_SITE ?= $(call github,open-power,ima-catalog,$(IMA_CATALOG_VERSION))
 IMA_CATALOG_LICENSE = Apache-2.0
 IMA_CATALOG_DEPENDENCIES = host-dtc host-xz
diff --git a/openpower/package/openpower-pnor/openpower-pnor.mk b/openpower/package/openpower-pnor/openpower-pnor.mk
index 89a553f..a9123ce 100644
--- a/openpower/package/openpower-pnor/openpower-pnor.mk
+++ b/openpower/package/openpower-pnor/openpower-pnor.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-OPENPOWER_PNOR_VERSION ?= 554b2efe2299575bd48f1e46e54a4e05fcf96753
+OPENPOWER_PNOR_VERSION ?= 3b22d6343a1984dd5ae9a555491771aecdaa2cc0
 OPENPOWER_PNOR_SITE ?= $(call github,open-power,pnor,$(OPENPOWER_PNOR_VERSION))
 
 OPENPOWER_PNOR_LICENSE = Apache-2.0