diff --git a/buildroot b/buildroot
index 80a2f83..19f7e28 160000
--- a/buildroot
+++ b/buildroot
@@ -1 +1 @@
-Subproject commit 80a2f83e60f3fd21a38e2bc9aac149f2c3a9ffdd
+Subproject commit 19f7e285a6c50a490b842e7cfac91bb98659bf41
diff --git a/openpower/configs/firestone_defconfig b/openpower/configs/firestone_defconfig
index 45e6787..4eae3ef 100644
--- a/openpower/configs/firestone_defconfig
+++ b/openpower/configs/firestone_defconfig
@@ -43,7 +43,7 @@
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_GIT=y
 BR2_LINUX_KERNEL_CUSTOM_REPO_URL="git://github.com/open-power/linux.git"
-BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="d0ff068a9962ba96d4e6ddfba2a4e9fd8bc9a763"
+BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="8adc30a30b88c793c2058e85426f4f94158797ad"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
 BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL)/configs/linux/skiroot_defconfig"
 BR2_LINUX_KERNEL_ZIMAGE_EPAPR=y
@@ -60,5 +60,6 @@
 BR2_PACKAGE_RSYNC=y
 BR2_PACKAGE_PETITBOOT=y
 BR2_PACKAGE_IPMITOOL=y
+BR2_PACKAGE_POWERPC_UTILS=y
 BR2_TARGET_ROOTFS_CPIO_XZ=y
 BR2_TARGET_ROOTFS_INITRAMFS=y
diff --git a/openpower/configs/garrison_defconfig b/openpower/configs/garrison_defconfig
index 3069ac7..3dd7751 100644
--- a/openpower/configs/garrison_defconfig
+++ b/openpower/configs/garrison_defconfig
@@ -41,7 +41,7 @@
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_GIT=y
 BR2_LINUX_KERNEL_CUSTOM_REPO_URL="git://github.com/open-power/linux.git"
-BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="d0ff068a9962ba96d4e6ddfba2a4e9fd8bc9a763"
+BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="8adc30a30b88c793c2058e85426f4f94158797ad"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
 BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL)/configs/linux/skiroot_defconfig"
 BR2_LINUX_KERNEL_ZIMAGE_EPAPR=y
@@ -58,5 +58,6 @@
 BR2_PACKAGE_RSYNC=y
 BR2_PACKAGE_PETITBOOT=y
 BR2_PACKAGE_IPMITOOL=y
+BR2_PACKAGE_POWERPC_UTILS=y
 BR2_TARGET_ROOTFS_CPIO_XZ=y
 BR2_TARGET_ROOTFS_INITRAMFS=y
diff --git a/openpower/configs/habanero_defconfig b/openpower/configs/habanero_defconfig
index 14c10ae..381b92b 100644
--- a/openpower/configs/habanero_defconfig
+++ b/openpower/configs/habanero_defconfig
@@ -43,7 +43,7 @@
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_GIT=y
 BR2_LINUX_KERNEL_CUSTOM_REPO_URL="git://github.com/open-power/linux.git"
-BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="d0ff068a9962ba96d4e6ddfba2a4e9fd8bc9a763"
+BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="8adc30a30b88c793c2058e85426f4f94158797ad"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
 BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL)/configs/linux/skiroot_defconfig"
 BR2_LINUX_KERNEL_ZIMAGE_EPAPR=y
@@ -60,5 +60,6 @@
 BR2_PACKAGE_RSYNC=y
 BR2_PACKAGE_PETITBOOT=y
 BR2_PACKAGE_IPMITOOL=y
+BR2_PACKAGE_POWERPC_UTILS=y
 BR2_TARGET_ROOTFS_CPIO_XZ=y
 BR2_TARGET_ROOTFS_INITRAMFS=y
diff --git a/openpower/configs/hostboot/firestone.config b/openpower/configs/hostboot/firestone.config
index b7bc93c..942e242 100755
--- a/openpower/configs/hostboot/firestone.config
+++ b/openpower/configs/hostboot/firestone.config
@@ -29,8 +29,8 @@
 set GPIODD
 set PALMETTO_VDDR
 
-# disable sbe updates
-set NO_SBE_UPDATES
+# Enable SBE updates
+set SBE_UPDATE_INDEPENDENT
 
 unset PCIE_HOTPLUG_CONTROLLER
 
diff --git a/openpower/configs/hostboot/habanero.config b/openpower/configs/hostboot/habanero.config
index b5d28b4a9..e6d95ad 100755
--- a/openpower/configs/hostboot/habanero.config
+++ b/openpower/configs/hostboot/habanero.config
@@ -29,8 +29,6 @@
 set GPIODD
 set PALMETTO_VDDR
 
-# to disable sbe updates
-# set NO_SBE_UPDATES
 # Enable SBE updates
 set SBE_UPDATE_INDEPENDENT
 
diff --git a/openpower/configs/hostboot/palmetto.config b/openpower/configs/hostboot/palmetto.config
index 4288585..cf328ee 100755
--- a/openpower/configs/hostboot/palmetto.config
+++ b/openpower/configs/hostboot/palmetto.config
@@ -29,8 +29,6 @@
 set GPIODD
 set PALMETTO_VDDR
 
-# to disable sbe updates
-#set NO_SBE_UPDATES
 # Enable SBE updates
 set SBE_UPDATE_INDEPENDENT
 
diff --git a/openpower/configs/linux/skiroot_defconfig b/openpower/configs/linux/skiroot_defconfig
index 648de48..8aafe5a 100644
--- a/openpower/configs/linux/skiroot_defconfig
+++ b/openpower/configs/linux/skiroot_defconfig
@@ -1,5 +1,7 @@
 CONFIG_PPC64=y
 CONFIG_ALTIVEC=y
+CONFIG_PPC_POWERNV_RTAS=n
+CONFIG_PPC_PSERIES=n
 CONFIG_VSX=y
 CONFIG_SMP=y
 CONFIG_NR_CPUS=2048
@@ -7,8 +9,8 @@
 # CONFIG_SWAP is not set
 CONFIG_SYSVIPC=y
 CONFIG_POSIX_MQUEUE=y
-CONFIG_AUDIT=y
-CONFIG_AUDITSYSCALL=y
+CONFIG_AUDIT=n
+CONFIG_AUDITSYSCALL=n
 CONFIG_IRQ_DOMAIN_DEBUG=y
 CONFIG_NO_HZ=y
 CONFIG_HIGH_RES_TIMERS=y
@@ -62,6 +64,7 @@
 CONFIG_BLK_DEV_LOOP=y
 CONFIG_BLK_DEV_RAM=y
 CONFIG_BLK_DEV_RAM_SIZE=65536
+CONFIG_IOSCHED_DEADLINE=n
 CONFIG_ATA_OVER_ETH=y
 CONFIG_VIRTIO_BLK=y
 CONFIG_EEPROM_AT24=y
@@ -78,7 +81,6 @@
 CONFIG_SCSI_BNX2_ISCSI=y
 CONFIG_BE2ISCSI=y
 CONFIG_SCSI_MPT2SAS=y
-CONFIG_SCSI_IBMVSCSI=y
 CONFIG_SCSI_SYM53C8XX_2=y
 CONFIG_SCSI_SYM53C8XX_DMA_ADDRESSING_MODE=0
 CONFIG_SCSI_IPR=y
@@ -120,7 +122,6 @@
 CONFIG_CHELSIO_T1=y
 CONFIG_BE2NET=y
 CONFIG_S2IO=y
-CONFIG_IBMVETH=y
 CONFIG_E100=y
 CONFIG_E1000=y
 CONFIG_E1000E=y
@@ -176,14 +177,8 @@
 CONFIG_VIRT_DRIVERS=y
 CONFIG_VIRTIO_PCI=y
 # CONFIG_IOMMU_SUPPORT is not set
-CONFIG_EXT2_FS=y
-CONFIG_EXT2_FS_XATTR=y
-CONFIG_EXT2_FS_POSIX_ACL=y
-CONFIG_EXT2_FS_SECURITY=y
-CONFIG_EXT2_FS_XIP=y
-CONFIG_EXT3_FS=y
-CONFIG_EXT3_FS_POSIX_ACL=y
-CONFIG_EXT3_FS_SECURITY=y
+CONFIG_EXT2_FS=n
+CONFIG_EXT3_FS=n
 CONFIG_EXT4_FS=y
 CONFIG_EXT4_FS_POSIX_ACL=y
 CONFIG_EXT4_FS_SECURITY=y
@@ -209,7 +204,18 @@
 CONFIG_NLS_ASCII=y
 CONFIG_NLS_ISO8859_1=y
 CONFIG_NLS_UTF8=y
-# CONFIG_XZ_DEC_POWERPC is not set
+CONFIG_XZ_DEC_POWERPC=y
+CONFIG_DECOMPRESS_LZO=n
+CONFIG_DECOMPRESS_LZ4=n
+CONFIG_DECOMPRESS_GZIP=n
+CONFIG_DECOMPRESS_BZIP2=n
+CONFIG_DECOMPRESS_LZMA=n
+CONFIG_RD_GZIP=n
+CONFIG_RD_BZIP2=n
+CONFIG_RD_LZMA=n
+CONFIG_RD_XZ=y
+CONFIG_RD_LZO=n
+CONFIG_RD_LZ4=n
 CONFIG_PRINTK_TIME=y
 CONFIG_MAGIC_SYSRQ=y
 CONFIG_DEBUG_FS=y
@@ -222,3 +228,5 @@
 CONFIG_XMON_DEFAULT=y
 # CONFIG_CRYPTO_ANSI_CPRNG is not set
 # CONFIG_CRYPTO_HW is not set
+CONFIG_CRYPTO_DES=n
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
diff --git a/openpower/configs/openpower_mambo_defconfig b/openpower/configs/openpower_mambo_defconfig
index 12c8308..e10d5e4 100644
--- a/openpower/configs/openpower_mambo_defconfig
+++ b/openpower/configs/openpower_mambo_defconfig
@@ -31,7 +31,7 @@
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_GIT=y
 BR2_LINUX_KERNEL_CUSTOM_REPO_URL="git://github.com/open-power/linux.git"
-BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="d0ff068a9962ba96d4e6ddfba2a4e9fd8bc9a763"
+BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="8adc30a30b88c793c2058e85426f4f94158797ad"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
 BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL)/configs/linux/skiroot_defconfig"
 BR2_LINUX_KERNEL_ZIMAGE_EPAPR=y
@@ -48,5 +48,6 @@
 BR2_PACKAGE_RSYNC=y
 BR2_PACKAGE_PETITBOOT=y
 BR2_PACKAGE_IPMITOOL=y
+BR2_PACKAGE_POWERPC_UTILS=y
 BR2_TARGET_ROOTFS_CPIO_XZ=y
 BR2_TARGET_ROOTFS_INITRAMFS=y
diff --git a/openpower/configs/palmetto_defconfig b/openpower/configs/palmetto_defconfig
index 1468fe8..9ebb2c5 100644
--- a/openpower/configs/palmetto_defconfig
+++ b/openpower/configs/palmetto_defconfig
@@ -42,7 +42,7 @@
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_GIT=y
 BR2_LINUX_KERNEL_CUSTOM_REPO_URL="git://github.com/open-power/linux.git"
-BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="d0ff068a9962ba96d4e6ddfba2a4e9fd8bc9a763"
+BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="8adc30a30b88c793c2058e85426f4f94158797ad"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
 BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL)/configs/linux/skiroot_defconfig"
 BR2_LINUX_KERNEL_ZIMAGE_EPAPR=y
@@ -59,5 +59,7 @@
 BR2_PACKAGE_RSYNC=y
 BR2_PACKAGE_PETITBOOT=y
 BR2_PACKAGE_IPMITOOL=y
+BR2_PACKAGE_POWERPC_UTILS=y
 BR2_TARGET_ROOTFS_CPIO_XZ=y
 BR2_TARGET_ROOTFS_INITRAMFS=y
+
diff --git a/openpower/package/capp-ucode/capp-ucode.mk b/openpower/package/capp-ucode/capp-ucode.mk
index fda87ea..028a80b 100644
--- a/openpower/package/capp-ucode/capp-ucode.mk
+++ b/openpower/package/capp-ucode/capp-ucode.mk
@@ -3,7 +3,7 @@
 # capp-ucode.mk
 #
 ################################################################################
-CAPP_UCODE_VERSION ?= e4f3923e60979ea42494f590db03d965e478eef1
+CAPP_UCODE_VERSION ?= 105cb8f69edb7e76c4d153bf2e5c9718811a3114
 CAPP_UCODE_SITE ?= $(call github,open-power,capp-ucode,$(CAPP_UCODE_VERSION))
 PETITBOOT_LICENSE = Apache-2.0
 
diff --git a/openpower/package/firestone-xml/firestone.mk b/openpower/package/firestone-xml/firestone.mk
index 68e6347..66db0ec 100644
--- a/openpower/package/firestone-xml/firestone.mk
+++ b/openpower/package/firestone-xml/firestone.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-FIRESTONE_XML_VERSION ?= 7ac1ae80d0f965d39bdee944f89ed5a118d2adc2
+FIRESTONE_XML_VERSION ?= 8765927c10dcf06a8e7ad8c64ddb07f3bb9c9ead
 FIRESTONE_XML_SITE ?= $(call github,open-power,firestone-xml,$(FIRESTONE_XML_VERSION))
 
 FIRESTONE_XML_LICENSE = Apache-2.0
diff --git a/openpower/package/garrison-xml/garrison.mk b/openpower/package/garrison-xml/garrison.mk
index 688bc6f..4c07ca0 100644
--- a/openpower/package/garrison-xml/garrison.mk
+++ b/openpower/package/garrison-xml/garrison.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-GARRISON_XML_VERSION ?= 835c3467a37773205960d7b0150a3c360972e178
+GARRISON_XML_VERSION ?= ec525e1d5f869a94c278b4cf9b7a0ec1dfeb5abe
 GARRISON_XML_SITE ?= $(call github,open-power,garrison-xml,$(GARRISON_XML_VERSION))
 
 GARRISON_XML_LICENSE = Apache-2.0
diff --git a/openpower/package/habanero-xml/habanero-xml.mk b/openpower/package/habanero-xml/habanero-xml.mk
index 1b194a6..f7b417d 100644
--- a/openpower/package/habanero-xml/habanero-xml.mk
+++ b/openpower/package/habanero-xml/habanero-xml.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-HABANERO_XML_VERSION ?= d32a9e558b49989eda2a72f28f4e85dd4c2e568c
+HABANERO_XML_VERSION ?= 3ad2b324330987755584d7d0aa1d19f18c9e225e
 HABANERO_XML_SITE ?= $(call github,open-power,habanero-xml,$(HABANERO_XML_VERSION))
 
 HABANERO_XML_LICENSE = Apache-2.0
diff --git a/openpower/package/hostboot/hostboot.mk b/openpower/package/hostboot/hostboot.mk
index 79141c0..a934119 100644
--- a/openpower/package/hostboot/hostboot.mk
+++ b/openpower/package/hostboot/hostboot.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-HOSTBOOT_VERSION ?= e05b5f634ecb03a0705f3638568d7001181981ab
+HOSTBOOT_VERSION ?= 6ff3e00062b894a880937ce41f748e26105b579a
 HOSTBOOT_SITE ?= $(call github,open-power,hostboot,$(HOSTBOOT_VERSION))
 
 HOSTBOOT_LICENSE = Apache-2.0
diff --git a/openpower/package/occ/occ.mk b/openpower/package/occ/occ.mk
index 2dcc253..0dd5d48 100644
--- a/openpower/package/occ/occ.mk
+++ b/openpower/package/occ/occ.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-OCC_VERSION ?= 0726e692d4eea5465f0509bb9f12185745a77ca9
+OCC_VERSION ?= 94276061f084a3dcad0d6cb8877799706fdebed1
 OCC_SITE ?= $(call github,open-power,occ,$(OCC_VERSION))
 OCC_LICENSE = Apache-2.0
 OCC_DEPENDENCIES = host-binutils host-p8-pore-binutils
diff --git a/openpower/package/palmetto-xml/palmetto-xml.mk b/openpower/package/palmetto-xml/palmetto-xml.mk
index 2573450..771574b 100644
--- a/openpower/package/palmetto-xml/palmetto-xml.mk
+++ b/openpower/package/palmetto-xml/palmetto-xml.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-PALMETTO_XML_VERSION = a712d271730f1ea28438e8d1bc30793db072510a
+PALMETTO_XML_VERSION = 92fe7abe1ab5cb328390762e3437e39f3a812839
 PALMETTO_XML_SITE = $(call github,open-power,palmetto-xml,$(PALMETTO_XML_VERSION))
 
 PALMETTO_XML_LICENSE = Apache-2.0
diff --git a/openpower/package/skiboot/skiboot-0003-Makefile-specify-abiv1.patch b/openpower/package/skiboot/skiboot-0003-Makefile-specify-abiv1.patch
deleted file mode 100644
index ad729d3..0000000
--- a/openpower/package/skiboot/skiboot-0003-Makefile-specify-abiv1.patch
+++ /dev/null
@@ -1,25 +0,0 @@
-From 11bff93ad1ca613b1db9d96e9ea9c46b7d7bf48d Mon Sep 17 00:00:00 2001
-From: Jeremy Kerr <jk@ozlabs.org>
-Date: Thu, 5 Mar 2015 22:44:40 +1100
-Subject: [PATCH] Makefile: specify abiv1
-
-Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
----
- Makefile.main | 3 ++-
- 1 file changed, 2 insertions(+), 1 deletion(-)
-
-diff --git a/Makefile.main b/Makefile.main
-index 3c67037..76f0bd3 100644
---- a/Makefile.main
-+++ b/Makefile.main
-@@ -51,6 +51,7 @@ CPPFLAGS += -DBITS_PER_LONG=64 -DHAVE_BIG_ENDIAN
- CPPFLAGS += -ffreestanding
- 
- CFLAGS := -fno-strict-aliasing -fstack-protector-all -pie -mbig-endian -m64
-+CFLAGS += -mabi=elfv1
- CFLAGS += -Wl,--oformat,elf64-powerpc
- 
- ifeq ($(SKIBOOT_GCOV),1)
--- 
-1.9.1
-
diff --git a/openpower/package/skiboot/skiboot-0004-Fix-compile-failures-on-RHEL6.patch b/openpower/package/skiboot/skiboot-0004-Fix-compile-failures-on-RHEL6.patch
deleted file mode 100644
index 2f226a4..0000000
--- a/openpower/package/skiboot/skiboot-0004-Fix-compile-failures-on-RHEL6.patch
+++ /dev/null
@@ -1,30 +0,0 @@
-From 3600e0e9bf8bb45039ba32df45994c28bb6419cc Mon Sep 17 00:00:00 2001
-From: Patrick Williams <iawillia@us.ibm.com>
-Date: Tue, 4 Aug 2015 11:27:09 -0500
-Subject: [PATCH] Fix compile failures on RHEL6.
-
----
- Makefile.main | 6 ++----
- 1 file changed, 2 insertions(+), 4 deletions(-)
-
-diff --git a/Makefile.main b/Makefile.main
-index 3851c20..1f2b673 100644
---- a/Makefile.main
-+++ b/Makefile.main
-@@ -19,11 +19,9 @@ CWARNS := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
- 	  -Werror-implicit-function-declaration -Wdeclaration-after-statement \
- 	  -Wno-pointer-sign -Wextra -Wno-sign-compare \
- 	  -Wmissing-prototypes -Wmissing-declarations \
--	  -Wwrite-strings -Wcast-align -Wjump-misses-init \
-+	  -Wwrite-strings -Wcast-align \
- 	  -Winit-self \
--	  -Wsuggest-attribute=const \
--	  -Wsuggest-attribute=noreturn \
--	  -Wframe-larger-than=1024 -Wstack-usage=1024 \
-+	  -Wframe-larger-than=1024 \
- 	  -Werror -Wno-error=format
- 
- # Host tools and options
--- 
-2.4.4
-
diff --git a/openpower/package/skiboot/skiboot.mk b/openpower/package/skiboot/skiboot.mk
index 3eee05e..f2affe8 100644
--- a/openpower/package/skiboot/skiboot.mk
+++ b/openpower/package/skiboot/skiboot.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-SKIBOOT_VERSION = skiboot-5.1.0-beta1
+SKIBOOT_VERSION = skiboot-5.1.1
 SKIBOOT_SITE = $(call github,open-power,skiboot,$(SKIBOOT_VERSION))
 SKIBOOT_INSTALL_IMAGES = YES
 SKIBOOT_INSTALL_TARGET = NO