diff --git a/import-layers/meta-raspberrypi/classes/linux-raspberrypi-base.bbclass b/import-layers/meta-raspberrypi/classes/linux-raspberrypi-base.bbclass
index 40beef1..dc2330a 100644
--- a/import-layers/meta-raspberrypi/classes/linux-raspberrypi-base.bbclass
+++ b/import-layers/meta-raspberrypi/classes/linux-raspberrypi-base.bbclass
@@ -1,7 +1,8 @@
 inherit linux-kernel-base
 
+def get_dts(d, ver=None):
+    import re
 
-def get_dts(d, ver):
     staging_dir = d.getVar("STAGING_KERNEL_BUILDDIR", True)
     dts = d.getVar("KERNEL_DEVICETREE", True)
 
@@ -13,27 +14,16 @@
         from the kernel staging '''
         ver = get_kernelversion_file(staging_dir)
 
-    if ver is not None:
-        min_ver = ver.split('.', 3)
-    else:
-        return dts
-
-    # Always turn off device tree support for kernel's < 3.18
-    try:
-        if int(min_ver[0]) <= 3:
-            if int(min_ver[1]) < 18:
-                dts = ""
-    except IndexError:
-        min_ver = None
-
     return dts
 
 
-def split_overlays(d, out):
-    dts = get_dts(d, None)
+def split_overlays(d, out, ver=None):
+    dts = get_dts(d, ver)
     if out:
         overlays = oe.utils.str_filter_out('\S+\-overlay\.dtb$', dts, d)
+        overlays = oe.utils.str_filter_out('\S+\.dtbo$', overlays, d)
     else:
-        overlays = oe.utils.str_filter('\S+\-overlay\.dtb$', dts, d)
+        overlays = oe.utils.str_filter('\S+\-overlay\.dtb$', dts, d) + \
+                   " " + oe.utils.str_filter('\S+\.dtbo$', dts, d)
 
     return overlays
diff --git a/import-layers/meta-raspberrypi/classes/sdcard_image-rpi.bbclass b/import-layers/meta-raspberrypi/classes/sdcard_image-rpi.bbclass
index 57cefea..116d5e8 100644
--- a/import-layers/meta-raspberrypi/classes/sdcard_image-rpi.bbclass
+++ b/import-layers/meta-raspberrypi/classes/sdcard_image-rpi.bbclass
@@ -47,7 +47,7 @@
 
 # Use an uncompressed ext3 by default as rootfs
 SDIMG_ROOTFS_TYPE ?= "ext3"
-SDIMG_ROOTFS = "${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.${SDIMG_ROOTFS_TYPE}"
+SDIMG_ROOTFS = "${IMGDEPLOYDIR}/${IMAGE_NAME}.rootfs.${SDIMG_ROOTFS_TYPE}"
 
 IMAGE_DEPENDS_rpi-sdimg = " \
 			parted-native \
@@ -59,7 +59,7 @@
 			"
 
 # SD card image name
-SDIMG = "${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.rpi-sdimg"
+SDIMG = "${IMGDEPLOYDIR}/${IMAGE_NAME}.rootfs.rpi-sdimg"
 
 # Compression method to apply to SDIMG after it has been created. Supported
 # compression formats are "gzip", "bzip2" or "xz". The original .rpi-sdimg file
@@ -71,10 +71,6 @@
 # Additional files and/or directories to be copied into the vfat partition from the IMAGE_ROOTFS.
 FATPAYLOAD ?= ""
 
-IMAGEDATESTAMP = "${@time.strftime('%Y.%m.%d',time.gmtime())}"
-IMAGE_CMD_rpi-sdimg[vardepsexclude] += "IMAGEDATESTAMP"
-IMAGE_CMD_rpi-sdimg[vardepsexclude] += "DATETIME"
-
 IMAGE_CMD_rpi-sdimg () {
 
 	# Align partitions
@@ -85,7 +81,7 @@
 	echo "Creating filesystem with Boot partition ${BOOT_SPACE_ALIGNED} KiB and RootFS $ROOTFS_SIZE KiB"
 
 	# Check if we are building with device tree support
-	DTS="${@get_dts(d, None)}"
+	DTS="${@get_dts(d)}"
 
 	# Initialize sdcard image file
 	dd if=/dev/zero of=${SDIMG} bs=1024 count=0 seek=${SDIMG_SIZE}
@@ -105,7 +101,7 @@
 	mkfs.vfat -n "${BOOTDD_VOLUME_ID}" -S 512 -C ${WORKDIR}/boot.img $BOOT_BLOCKS
 	mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/bcm2835-bootfiles/* ::/
 	if test -n "${DTS}"; then
-		# Device Tree Overlays are assumed to be suffixed by '-overlay.dtb' string and will be put in a dedicated folder
+		# Device Tree Overlays are assumed to be suffixed by '-overlay.dtb' (4.1.x) or by '.dtbo' (4.4.9+) string and will be put in a dedicated folder
 		DT_OVERLAYS="${@split_overlays(d, 0)}"
 		DT_ROOT="${@split_overlays(d, 1)}"
 
@@ -119,15 +115,17 @@
 		# Copy device tree overlays to dedicated folder
 		mmd -i ${WORKDIR}/boot.img overlays
 		for DTB in ${DT_OVERLAYS}; do
-			DTB_BASE_NAME=`basename ${DTB} .dtb`
+				DTB_EXT=${DTB##*.}
+				DTB_BASE_NAME=`basename ${DTB} ."${DTB_EXT}"`
 
-			mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${DTB_BASE_NAME}.dtb ::overlays/${DTB_BASE_NAME}.dtb
+			mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${DTB_BASE_NAME}.${DTB_EXT} ::overlays/${DTB_BASE_NAME}.${DTB_EXT}
 		done
 	fi
 	case "${KERNEL_IMAGETYPE}" in
 	"uImage")
 		mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/u-boot.bin ::${SDIMG_KERNELIMAGE}
 		mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}${KERNEL_INITRAMFS}-${MACHINE}.bin ::uImage
+		mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/boot.scr ::boot.scr
 		;;
 	*)
 		mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}${KERNEL_INITRAMFS}-${MACHINE}.bin ::${SDIMG_KERNELIMAGE}
@@ -143,8 +141,8 @@
 	fi
 
 	# Add stamp file
-	echo "${IMAGE_NAME}-${IMAGEDATESTAMP}" > ${WORKDIR}/image-version-info
-	mcopy -i ${WORKDIR}/boot.img -v ${WORKDIR}//image-version-info ::
+	echo "${IMAGE_NAME}" > ${WORKDIR}/image-version-info
+	mcopy -i ${WORKDIR}/boot.img -v ${WORKDIR}/image-version-info ::
 
 	# Burn Partitions
 	dd if=${WORKDIR}/boot.img of=${SDIMG} conv=notrunc seek=1 bs=$(expr ${IMAGE_ROOTFS_ALIGNMENT} \* 1024) && sync && sync