diff --git a/import-layers/meta-raspberrypi/recipes-kernel/linux-firmware/files/brcmfmac43430-sdio.txt b/import-layers/meta-raspberrypi/recipes-kernel/linux-firmware/files/brcmfmac43430-sdio.txt
new file mode 100644
index 0000000..ea4f648
--- /dev/null
+++ b/import-layers/meta-raspberrypi/recipes-kernel/linux-firmware/files/brcmfmac43430-sdio.txt
@@ -0,0 +1,66 @@
+# NVRAM file for BCM943430WLPTH
+# 2.4 GHz, 20 MHz BW mode
+
+# The following parameter values are just placeholders, need to be updated.
+manfid=0x2d0
+prodid=0x0727
+vendid=0x14e4
+devid=0x43e2
+boardtype=0x0727
+boardrev=0x1101
+boardnum=22
+macaddr=00:90:4c:c5:12:38
+sromrev=11
+boardflags=0x00404201
+boardflags3=0x08000000
+xtalfreq=37400
+nocrc=1
+ag0=255
+aa2g=1
+ccode=ALL
+
+pa0itssit=0x20
+extpagain2g=0
+#PA parameters for 2.4GHz, measured at CHIP OUTPUT
+pa2ga0=-168,7161,-820
+AvVmid_c0=0x0,0xc8
+cckpwroffset0=5
+
+# PPR params
+maxp2ga0=84
+txpwrbckof=6
+cckbw202gpo=0
+legofdmbw202gpo=0x66111111
+mcsbw202gpo=0x77711111
+propbw202gpo=0xdd
+
+# OFDM IIR :
+ofdmdigfilttype=18
+ofdmdigfilttypebe=18
+# PAPD mode:
+papdmode=1
+papdvalidtest=1
+pacalidx2g=42
+papdepsoffset=-22
+papdendidx=58
+
+# LTECX flags
+ltecxmux=0
+ltecxpadnum=0x0102
+ltecxfnsel=0x44
+ltecxgcigpio=0x01
+
+il0macaddr=00:90:4c:c5:12:38
+wl0id=0x431b
+
+deadman_to=0xffffffff
+# muxenab: 0x1 for UART enable, 0x2 for GPIOs, 0x8 for JTAG
+muxenab=0x1
+# CLDO PWM voltage settings - 0x4 - 1.1 volt
+#cldo_pwm=0x4
+
+#VCO freq 326.4MHz
+spurconfig=0x3 
+
+edonthd20l=-75
+edoffthd20ul=-80
diff --git a/import-layers/meta-raspberrypi/recipes-kernel/linux-firmware/linux-firmware_%.bbappend b/import-layers/meta-raspberrypi/recipes-kernel/linux-firmware/linux-firmware_%.bbappend
new file mode 100644
index 0000000..252da22
--- /dev/null
+++ b/import-layers/meta-raspberrypi/recipes-kernel/linux-firmware/linux-firmware_%.bbappend
@@ -0,0 +1,12 @@
+FILESEXTRAPATHS_prepend := "${THISDIR}/files:"
+
+SRC_URI += "file://brcmfmac43430-sdio.txt"
+
+do_install_append() {
+	install -D -m 0644 ${WORKDIR}/brcmfmac43430-sdio.txt ${D}/lib/firmware/brcm/brcmfmac43430-sdio.txt
+}
+
+FILES_${PN}-bcm43430 += " \
+  /lib/firmware/brcm/brcmfmac43430-sdio.txt \
+"
+
diff --git a/import-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi-4.9/0001-build-arm64-Add-rules-for-.dtbo-files-for-dts-overla.patch b/import-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi-4.9/0001-build-arm64-Add-rules-for-.dtbo-files-for-dts-overla.patch
deleted file mode 100644
index e8bc52e..0000000
--- a/import-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi-4.9/0001-build-arm64-Add-rules-for-.dtbo-files-for-dts-overla.patch
+++ /dev/null
@@ -1,29 +0,0 @@
-From 922ce1fd0eb810b713f6ffa9a7ab97c11b6e38cf Mon Sep 17 00:00:00 2001
-From: Khem Raj <raj.khem@gmail.com>
-Date: Fri, 10 Feb 2017 17:57:08 -0800
-Subject: [PATCH] build/arm64: Add rules for .dtbo files for dts overlays
-
-We now create overlays as .dtbo files.
-
-Signed-off-by: Khem Raj <raj.khem@gmail.com>
----
- arch/arm64/Makefile | 3 +++
- 1 file changed, 3 insertions(+)
-
-diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile
-index 3635b8662724..822fefeb1cd0 100644
---- a/arch/arm64/Makefile
-+++ b/arch/arm64/Makefile
-@@ -113,6 +113,9 @@ zinstall install:
- %.dtb: scripts
- 	$(Q)$(MAKE) $(build)=$(boot)/dts $(boot)/dts/$@
- 
-+%.dtbo: | scripts
-+	$(Q)$(MAKE) $(build)=$(boot)/dts MACHINE=$(MACHINE) $(boot)/dts/$@
-+
- PHONY += dtbs dtbs_install
- 
- dtbs: prepare scripts
--- 
-2.11.1
-
diff --git a/import-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi.inc b/import-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi.inc
index 98229d9..d196d8e 100644
--- a/import-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi.inc
+++ b/import-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi.inc
@@ -18,6 +18,7 @@
 # NOTE: For now we pull in the default config from the RPi kernel GIT tree.
 KERNEL_DEFCONFIG_raspberrypi ?= "bcmrpi_defconfig"
 KERNEL_DEFCONFIG_raspberrypi2 ?= "bcm2709_defconfig"
+KERNEL_DEFCONFIG_raspberrypi3-64 ?= "bcmrpi3_defconfig"
 
 # CMDLINE for raspberrypi
 CMDLINE = "dwc_otg.lpm_enable=0 console=serial0,115200 root=/dev/mmcblk0p2 rootfstype=ext4 rootwait"
diff --git a/import-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi_4.4.bb b/import-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi_4.4.bb
index b235772..b6be0ec 100644
--- a/import-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi_4.4.bb
+++ b/import-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi_4.4.bb
@@ -1,9 +1,10 @@
 FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}-${PV}:"
 
-LINUX_VERSION ?= "4.4.48"
+LINUX_VERSION ?= "4.4.50"
 
-SRCREV = "7ddf96fbb7d637b79b449c7bd1c8d35f00571e4b"
+SRCREV = "04c8e47067d4873c584395e5cb260b4f170a99ea"
 SRC_URI = "git://github.com/raspberrypi/linux.git;protocol=git;branch=rpi-4.4.y \
            file://0001-fix-dtbo-rules.patch \
 "
+
 require linux-raspberrypi.inc
diff --git a/import-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi_4.9.bb b/import-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi_4.9.bb
index dcca369..074f448 100644
--- a/import-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi_4.9.bb
+++ b/import-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi_4.9.bb
@@ -1,9 +1,13 @@
 FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}-${PV}:"
 
-LINUX_VERSION ?= "4.9.10"
+LINUX_VERSION ?= "4.9.27"
 
-SRCREV = "095c4480e1f623bdc8a221a171ef13b2223706b1"
+SRCREV = "9a5f215eda12bad29b35040dff00d0346fe517e2"
 SRC_URI = "git://github.com/raspberrypi/linux.git;protocol=git;branch=rpi-4.9.y \
-           file://0001-build-arm64-Add-rules-for-.dtbo-files-for-dts-overla.patch \
 "
 require linux-raspberrypi.inc
+
+# A LOADADDR is needed when building a uImage format kernel. This value is not
+# set by default in rpi-4.8.y and later branches so we need to provide it
+# manually. This value unused if KERNEL_IMAGETYPE is not uImage.
+KERNEL_EXTRA_ARGS += "LOADADDR=0x00008000"