diff --git a/meta-phosphor/classes/image-overlay.bbclass b/meta-phosphor/classes/image-overlay.bbclass
index 1c6137d..71768a6 100644
--- a/meta-phosphor/classes/image-overlay.bbclass
+++ b/meta-phosphor/classes/image-overlay.bbclass
@@ -1,13 +1,15 @@
+PACKAGES = " "
+EXCLUDE_FROM_WORLD = "1"
 
 INITRD_IMAGE ?= "core-image-minimal-initramfs"
 INITRD ?= "${DEPLOY_DIR_IMAGE}/${INITRD_IMAGE}-${MACHINE}.cpio.${INITRD_CTYPE}${uboot}"
 
 IMAGE_BASETYPE ?= "squashfs-xz"
-OVERLAY_BASETYPE ?= "ext4"
+OVERLAY_BASETYPE ?= "jffs2"
 
-IMAGE_TYPES_${PN} += "${IMAGE_BASETYPE}"
+IMAGE_TYPES += "overlay"
 
-IMAGE_TYPEDEP_overlay = "${IMAGE_BASETYPE} ${OVERLAY_BASETYPE}"
+IMAGE_TYPEDEP_overlay = "${IMAGE_BASETYPE}"
 IMAGE_TYPES_MASKED += "overlay"
 
 ROOTFS ?= "${DEPLOY_DIR_IMAGE}/${IMAGE_BASENAME}-${MACHINE}.${IMAGE_BASETYPE}"
@@ -15,4 +17,4 @@
 do_generate_flash[depends] += "${INITRD_IMAGE}:do_rootfs"
 do_generate_flash[depends] += "${PN}:do_rootfs"
 
-addtask generate_flash after do_rootfs before do_build
+addtask generate_flash before do_build
diff --git a/meta-phosphor/classes/obmc-phosphor-image.bbclass b/meta-phosphor/classes/obmc-phosphor-image.bbclass
index 7d468ff..0d4a0d0 100644
--- a/meta-phosphor/classes/obmc-phosphor-image.bbclass
+++ b/meta-phosphor/classes/obmc-phosphor-image.bbclass
@@ -25,20 +25,27 @@
 
 # Install entire Phosphor application stack by default
 IMAGE_FEATURES += " \
-       obmc-phosphor-fan-mgmt \
-       obmc-phosphor-chassis-mgmt \
-       obmc-phosphor-sensor-mgmt \
-       obmc-phosphor-flash-mgmt \
-       obmc-phosphor-event-mgmt \
-       obmc-phosphor-policy-mgmt \
-       obmc-phosphor-user-mgmt \
-       obmc-phosphor-system-mgmt \
-       ssh-server-dropbear \
-       "
+        obmc-phosphor-fan-mgmt \
+        obmc-phosphor-chassis-mgmt \
+        obmc-phosphor-sensor-mgmt \
+        obmc-phosphor-flash-mgmt \
+        obmc-phosphor-event-mgmt \
+        obmc-phosphor-policy-mgmt \
+        obmc-phosphor-user-mgmt \
+        obmc-phosphor-system-mgmt \
+        ssh-server-dropbear \
+        "
 
 IMAGE_INSTALL += " \
-       bash \
-       packagegroup-obmc-phosphor-apps-extras \
-       i2c-tools \
-       screen \
-       "
+        bash \
+        packagegroup-obmc-phosphor-apps-extras \
+        i2c-tools \
+        screen \
+        "
+
+def build_overlay(d):
+        if bb.utils.contains("IMAGE_FSTYPES", "overlay", "overlay", "0", d) != "0":
+                return "image-overlay"
+        return ""
+
+inherit ${@build_overlay(d)}
diff --git a/meta-phosphor/classes/obmc-phosphor-image_types_uboot.bbclass b/meta-phosphor/classes/obmc-phosphor-image_types_uboot.bbclass
index c390c36..adb86e0 100644
--- a/meta-phosphor/classes/obmc-phosphor-image_types_uboot.bbclass
+++ b/meta-phosphor/classes/obmc-phosphor-image_types_uboot.bbclass
@@ -4,9 +4,9 @@
 # the image load address and entry point. Override it here.
 
 oe_mkimage () {
-    mkimage -A ${UBOOT_ARCH} -O linux -T ramdisk -C $2 -n ${IMAGE_BASENAME} \
-        -a ${INITRD_IMAGE_LOADADDRESS} -e ${INITRD_IMAGE_ENTRYPOINT} \
-        -d ${DEPLOY_DIR_IMAGE}/$1 ${DEPLOY_DIR_IMAGE}/$1.u-boot
+       mkimage -A ${UBOOT_ARCH} -O linux -T ramdisk -C $2 -n ${IMAGE_BASENAME} \
+              -a ${INITRD_IMAGE_LOADADDRESS} -e ${INITRD_IMAGE_ENTRYPOINT} \
+              -d ${DEPLOY_DIR_IMAGE}/$1 ${DEPLOY_DIR_IMAGE}/$1.u-boot
 }
 
 INITRD_IMAGE_ENTRYPOINT ?= "0x40800000"
@@ -23,10 +23,25 @@
 FLASH_RWFS_OFFSET ?= "28672"
 RWFS_SIZE ?= "4096"
 
+# Allow rwfs mkfs configuration through OVERLAY_MKFS_OPTS and OVERRIDES. However,
+# avoid setting 'ext4' or 'jffs2' in OVERRIDES as such raw filesystem types are
+# reserved for the primary image (and setting them currently breaks the build).
+# Instead, prefix the overlay override value with 'rwfs-' to avoid collisions.
+DISTROOVERRIDES .= ":rwfs-${OVERLAY_BASETYPE}"
+
+OVERLAY_MKFS_OPTS_rwfs-ext4 = "-b 4096 -F -O^huge_file"
+
 # $(( ${FLASH_SIZE} - ${FLASH_RWFS_OFFSET} ))
 
 # IMAGE_POSTPROCESS_COMMAND += "do_generate_flash"
 
+mk_nor_image() {
+       image_dst="$1"
+       image_size_kb=$2
+       dd if=/dev/zero bs=1k count=${image_size_kb} \
+              | tr '\000' '\377' > ${image_dst}
+}
+
 do_generate_flash() {
        INITRD_CTYPE=${INITRAMFS_CTYPE}
        ddir="${DEPLOY_DIR_IMAGE}"
@@ -51,12 +66,16 @@
        fi
 
        oe_mkimage  "${initrd}" "${INITRD_CTYPE}" || bbfatal "oe_mkimage initrd"
-       dd if=/dev/zero of=${ddir}/${rwfs} bs=1k count=${RWFS_SIZE}
-       mkfs.${OVERLAY_BASETYPE} -b 4096 -F -O^huge_file ${ddir}/${rwfs} || bbfatal "mkfs rwfs"
+
+       mk_nor_image ${ddir}/${rwfs} ${RWFS_SIZE}
+       if [ "${OVERLAY_BASETYPE}" != jffs2 ]; then
+              mkfs.${OVERLAY_BASETYPE} ${OVERLAY_MKFS_OPTS} ${ddir}/${rwfs} || \
+                     bbfatal "mkfs rwfs"
+       fi
 
        dst="${ddir}/${FLASH_IMAGE_NAME}"
        rm -rf $dst
-       dd if=/dev/zero of=${dst} bs=1k count=${FLASH_SIZE}
+       mk_nor_image ${dst} ${FLASH_SIZE}
        dd if=${ddir}/${uboot} of=${dst} bs=1k seek=${FLASH_UBOOT_OFFSET}
        dd if=${ddir}/${kernel} of=${dst} bs=1k seek=${FLASH_KERNEL_OFFSET}
        dd if=${ddir}/${uinitrd} of=${dst} bs=1k seek=${FLASH_INITRD_OFFSET}
diff --git a/meta-phosphor/common/recipes-kernel/linux/linux-obmc_4.3.bb b/meta-phosphor/common/recipes-kernel/linux/linux-obmc_4.3.bb
index cd20762..3e74f7c 100644
--- a/meta-phosphor/common/recipes-kernel/linux/linux-obmc_4.3.bb
+++ b/meta-phosphor/common/recipes-kernel/linux/linux-obmc_4.3.bb
@@ -10,7 +10,7 @@
 LINUX_VERSION ?= "4.3"
 LINUX_VERSION_EXTENSION ?= "-${SRCREV}"
 
-SRCREV="openbmc-20160212-1"
+SRCREV="openbmc-20160222-1"
 
 PV = "${LINUX_VERSION}+git${SRCPV}"
 
diff --git a/meta-phosphor/common/recipes-phosphor/dbus/obmc-rest.bb b/meta-phosphor/common/recipes-phosphor/dbus/obmc-rest.bb
index 3033a8d..f66dd26 100644
--- a/meta-phosphor/common/recipes-phosphor/dbus/obmc-rest.bb
+++ b/meta-phosphor/common/recipes-phosphor/dbus/obmc-rest.bb
@@ -20,6 +20,6 @@
         "
 SRC_URI += "git://github.com/openbmc/phosphor-rest-server"
 
-SRCREV = "34cae732597fb3d4b18a23b6494efdbfeca2033b"
+SRCREV = "fe90e0c579edbc19699e5aa7abbe4dd29b4dd112"
 
 S = "${WORKDIR}/git"
diff --git a/meta-phosphor/common/recipes-phosphor/host-ipmid/host-ipmid-oem.bb b/meta-phosphor/common/recipes-phosphor/host-ipmid/host-ipmid-oem.bb
index f7c0394..1a6959a 100644
--- a/meta-phosphor/common/recipes-phosphor/host-ipmid/host-ipmid-oem.bb
+++ b/meta-phosphor/common/recipes-phosphor/host-ipmid/host-ipmid-oem.bb
@@ -19,7 +19,7 @@
 
 SRC_URI += "git://github.com/openbmc/openpower-host-ipmi-oem"
 
-SRCREV = "b7df30ea8ad991c2d811e77ed4dee1beaa766883"
+SRCREV = "345932324ce63d42fd88e762cb539c864167b008"
 
 FILES_${PN} += "${libdir}/host-ipmid/*.so"
 FILES_${PN}-dbg += "${libdir}/host-ipmid/.debug"
diff --git a/meta-phosphor/common/recipes-phosphor/host-ipmid/host-ipmid.bb b/meta-phosphor/common/recipes-phosphor/host-ipmid/host-ipmid.bb
index 68bd38b..d47d3d1 100644
--- a/meta-phosphor/common/recipes-phosphor/host-ipmid/host-ipmid.bb
+++ b/meta-phosphor/common/recipes-phosphor/host-ipmid/host-ipmid.bb
@@ -18,7 +18,7 @@
 RDEPENDS_${PN} += "network"
 SRC_URI += "git://github.com/openbmc/phosphor-host-ipmid"
 
-SRCREV = "5d8c424a5c125b3cc5dcf67238e174b9dcaf22e6"
+SRCREV = "a9d9aafbe4375310cb3b5917153d46415a623542"
 
 S = "${WORKDIR}/git"
 INSTALL_NAME = "ipmid"
diff --git a/meta-phosphor/common/recipes-phosphor/obmc-phosphor-event/obmc-phosphor-event.bb b/meta-phosphor/common/recipes-phosphor/obmc-phosphor-event/obmc-phosphor-event.bb
index 4f59e99..5ce5818 100644
--- a/meta-phosphor/common/recipes-phosphor/obmc-phosphor-event/obmc-phosphor-event.bb
+++ b/meta-phosphor/common/recipes-phosphor/obmc-phosphor-event/obmc-phosphor-event.bb
@@ -13,7 +13,7 @@
 
 SRC_URI += "git://github.com/openbmc/phosphor-event"
 
-SRCREV = "01ac3503dc97fb99bee9c25c23fe73a5f4ea0475"
+SRCREV = "127c8cf513ba9ed6bcc460fbea29b36eb8d23bac"
 
 RDEPENDS_${PN} += "libsystemd"
 DEPENDS += "systemd"
diff --git a/meta-phosphor/common/recipes-phosphor/obmc-phosphor-initfs/files/obmc-init.sh b/meta-phosphor/common/recipes-phosphor/obmc-phosphor-initfs/files/obmc-init.sh
index 6750de3..12c5a2f 100644
--- a/meta-phosphor/common/recipes-phosphor/obmc-phosphor-initfs/files/obmc-init.sh
+++ b/meta-phosphor/common/recipes-phosphor/obmc-phosphor-initfs/files/obmc-init.sh
@@ -30,6 +30,20 @@
 	echo $m
 }
 
+blkid_fs_type() {
+	# Emulate util-linux's `blkid -s TYPE -o value $1`
+	# Example busybox blkid output:
+	#    # blkid /dev/mtdblock5
+	#    /dev/mtdblock5: TYPE="squashfs"
+	# Process output to extract TYPE value "squashfs".
+	blkid $1 | sed -e 's/^.*TYPE="//' -e 's/".*$//'
+}
+
+probe_fs_type() {
+	fst=$(blkid_fs_type $1)
+	echo ${fst:=jffs2}
+}
+
 debug_takeover() {
 	echo "$@"
 	test -n "$@" && echo Enter password to try to manually fix.
@@ -71,13 +85,21 @@
 rodev=/dev/mtdblock${rofs#mtd}
 rwdev=/dev/mtdblock${rwfs#mtd}
 
+# Set to y for yes, anything else for no.
+force_rwfst_jffs2=y
+flash_images_before_init=n
+
 rofst=squashfs
-rwfst=ext4
+rwfst=$(probe_fs_type $rwdev)
 roopts=ro
 rwopts=rw
 
+image=/run/initramfs/image-
+trigger=${image}rwfs
+
 init=/sbin/init
-fsck=/sbin/fsck.$rwfst
+fsckbase=/sbin/fsck.
+fsck=$fsckbase$rwfst
 fsckopts=-a
 
 echo rofs = $rofs $rofst   rwfs = $rwfs $rwfst
@@ -87,6 +109,50 @@
 	debug_takeover "Debug initial shell requested by command line."
 fi
 
+# If there are images in root move them to run/initramfs/ now.
+imagebasename=${image##*/}
+if test -n "${imagebasename}" -a "x$flash_images_before_init" = xy &&
+	ls /${imagebasename}* > /dev/null 2>&1
+then
+	echo "Pending flash updates found."
+	mv /${imagebasename}* ${image%$imagebasename}
+fi
+
+if grep -w clean-rwfs-filesystem /proc/cmdline
+then
+	echo "Cleaning of read-write overlay filesystem requested."
+	touch $trigger
+fi
+
+if test "x$force_rwfst_jffs2" = xy -a $rwfst != jffs2 -a ! -f $trigger
+then
+	echo "Converting read-write overlay filesystem to jffs2 forced."
+	touch $trigger
+fi
+
+if ls $image* > /dev/null 2>&1
+then
+	if ! test -x /update
+	then
+		debug_takeover "Flash update requested but /update missing!"
+	elif test -f $trigger -a ! -s $trigger
+	then
+		echo "Saving selected files from read-write overlay filesystem."
+		/update && rm -f $image*
+		echo "Clearing read-write overlay filesystem."
+		flash_eraseall /dev/$rwfs
+		echo "Restoring saved files to read-write overlay filesystem."
+		touch $trigger
+		/update 
+		rm -rf /save $trigger
+	else
+		/update && rm -f $image*
+	fi
+
+	rwfst=$(probe_fs_type $rwdev)
+	fsck=$fsckbase$rwfst
+fi
+
 mount $rodev $rodir -t $rofst -o $roopts
 
 if test -x $rodir$fsck
@@ -105,7 +171,8 @@
 	then
 		debug_takeover "fsck of read-write fs on $rwdev failed (rc=$rc)"
 	fi
-else
+elif test $fsck != /sbin/fsck.jffs2
+then
 	echo "No '$fsck' in read only fs, skipping fsck."
 fi
 
@@ -114,7 +181,7 @@
 	msg="$(cat)" << HERE
 
 Mounting read-write $rwdev filesystem failed.  Please fix and run
-	mount $rwdev $rwdir -t $rwfs -o $rwopts
+	mount $rwdev $rwdir -t $rwfst -o $rwopts
 to to continue, or do change nothing to run from RAM for this boot.
 HERE
 	debug_takeover "$msg"
diff --git a/meta-phosphor/common/recipes-phosphor/obmc-phosphor-initfs/files/obmc-shutdown.sh b/meta-phosphor/common/recipes-phosphor/obmc-phosphor-initfs/files/obmc-shutdown.sh
index 3eff1ea..fc359c5 100644
--- a/meta-phosphor/common/recipes-phosphor/obmc-phosphor-initfs/files/obmc-shutdown.sh
+++ b/meta-phosphor/common/recipes-phosphor/obmc-phosphor-initfs/files/obmc-shutdown.sh
@@ -47,6 +47,8 @@
 
 test "umount_proc" && umount /proc && rmdir /proc
 
+# ioctl(TIOC_DRAIN) to drain tty messages to console
+test -t 1 && stty cooked 0<&1
 
 # Execute the command systemd told us to ...
 if test -d /oldroot  && test "$1"
diff --git a/meta-phosphor/common/recipes-phosphor/obmc-phosphor-initfs/files/obmc-update.sh b/meta-phosphor/common/recipes-phosphor/obmc-phosphor-initfs/files/obmc-update.sh
index face06d..367c302 100755
--- a/meta-phosphor/common/recipes-phosphor/obmc-phosphor-initfs/files/obmc-update.sh
+++ b/meta-phosphor/common/recipes-phosphor/obmc-phosphor-initfs/files/obmc-update.sh
@@ -35,10 +35,23 @@
 	echo $m
 }
 
+blkid_fs_type() {
+	# Emulate util-linux's `blkid -s TYPE -o value $1`
+	# Example busybox blkid output:
+	#    # blkid /dev/mtdblock5
+	#    /dev/mtdblock5: TYPE="squashfs"
+	# Process output to extract TYPE value "squashfs".
+	blkid $1 | sed -e 's/^.*TYPE="//' -e 's/".*$//'
+}
+
+probe_fs_type() {
+	fst=$(blkid_fs_type $1)
+	echo ${fst:=jffs2}
+}
+
 rwfs=$(findmtd rwfs)
 
 rwdev=/dev/mtdblock${rwfs#mtd}
-rwfst=ext4
 rwopts=rw
 rorwopts=ro${rwopts#rw}
 
@@ -50,7 +63,7 @@
 then
 
 	mkdir -p $rwdir
-	mount $rwdev $rwdir -t $rwfst -o $rorwopts
+	mount $rwdev $rwdir -t $(probe_fs_type $rwdev) -o $rorwopts
 
 	while read f
 	do
@@ -87,7 +100,7 @@
 
 if test -d $save
 then
-	mount $rwdev $rwdir -t $rwfst -o $rwopts
+	mount $rwdev $rwdir -t $(probe_fs_type $rwdev) -o $rwopts
 	cp -rp $save/. $upper/
 	umount $rwdir
 fi
diff --git a/meta-phosphor/common/recipes-phosphor/skeleton/skeleton.bb b/meta-phosphor/common/recipes-phosphor/skeleton/skeleton.bb
index a48f5b5..08e4d33 100644
--- a/meta-phosphor/common/recipes-phosphor/skeleton/skeleton.bb
+++ b/meta-phosphor/common/recipes-phosphor/skeleton/skeleton.bb
@@ -12,11 +12,11 @@
 inherit obmc-phosphor-sensor-mgmt
 inherit obmc-phosphor-system-mgmt
 
-DEPENDS += "glib-2.0"
+DEPENDS += "glib-2.0 systemd"
 RDEPENDS_${PN} += "python-subprocess python-compression libsystemd"
 SRC_URI += "git://github.com/openbmc/skeleton"
 
-SRCREV = "ad8c3d3b7be6cc5cda80a2f215b40eae16381b09"
+SRCREV = "27ca44ad1a96f90d42dcb50183700e5ca5358642"
 
 S = "${WORKDIR}"
 
diff --git a/meta-phosphor/conf/machine/include/obmc-bsp-common.inc b/meta-phosphor/conf/machine/include/obmc-bsp-common.inc
index fb6cc8c..60ed088 100644
--- a/meta-phosphor/conf/machine/include/obmc-bsp-common.inc
+++ b/meta-phosphor/conf/machine/include/obmc-bsp-common.inc
@@ -17,7 +17,6 @@
 IMAGE_INSTALL += "u-boot-fw-utils"
 
 IMAGE_CLASSES += "obmc-phosphor-image_types_uboot"
-IMAGE_CLASSES += "image-overlay"
 
 INITRAMFS_CTYPE ?= "lzma"
 INITRAMFS_FSTYPES += "cpio.${INITRAMFS_CTYPE}"