Release 4.4-openpower2 kernel

 - Updated defconfig for 4.4
 - Adds EEH PE patch
 - Restores xhci driver workarounds for USB bugs
 - aacraid driver is now usptream
 - Powerpc kexec patches are upstream

Tested on palmetto and habanero systems.

Signed-off-by: Joel Stanley <joel@jms.id.au>
diff --git a/openpower/configs/openpower_mambo_defconfig b/openpower/configs/openpower_mambo_defconfig
index 82fe9e5..eb2ccbc 100644
--- a/openpower/configs/openpower_mambo_defconfig
+++ b/openpower/configs/openpower_mambo_defconfig
@@ -4,6 +4,7 @@
 
 BR2_BINUTILS_EXTRA_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
 BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
+BR2_GLIBC_VERSION_2_22=y
 
 # No HostBoot for Mambo
 BR2_PACKAGE_HOSTBOOT=n
@@ -32,8 +33,8 @@
 BR2_ROOTFS_POST_BUILD_SCRIPT="../openpower/scripts/fixup-target-var"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_SAME_AS_HEADERS=y
-BR2_KERNEL_HEADERS_4_2=y
-BR2_DEFAULT_KERNEL_HEADERS="4.2.6"
+BR2_KERNEL_HEADERS_4_4=y
+BR2_DEFAULT_KERNEL_HEADERS="4.4"
 BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL)/linux"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
 BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL)/configs/linux/skiroot_defconfig"