reset upstream subtrees to HEAD

Reset the following subtrees on HEAD:
  poky: 8217b477a1(master)
  meta-xilinx: 64aa3d35ae(master)
  meta-openembedded: 0435c9e193(master)
  meta-raspberrypi: 490a4441ac(master)
  meta-security: cb6d1c85ee(master)

Squashed patches:
  meta-phosphor: drop systemd 239 patches
  meta-phosphor: mrw-api: use correct install path

Change-Id: I268e2646d9174ad305630c6bbd3fbc1a6105f43d
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-raspberrypi/conf/layer.conf b/meta-raspberrypi/conf/layer.conf
index 67eb98f..264b2c0 100644
--- a/meta-raspberrypi/conf/layer.conf
+++ b/meta-raspberrypi/conf/layer.conf
@@ -9,7 +9,7 @@
 BBFILE_PATTERN_raspberrypi := "^${LAYERDIR}/"
 BBFILE_PRIORITY_raspberrypi = "9"
 
-LAYERSERIES_COMPAT_raspberrypi = "sumo thud"
+LAYERSERIES_COMPAT_raspberrypi = "sumo thud warrior"
 
 # Additional license directories.
 LICENSE_PATH += "${LAYERDIR}/files/custom-licenses"
diff --git a/meta-raspberrypi/conf/machine/include/rpi-base.inc b/meta-raspberrypi/conf/machine/include/rpi-base.inc
index 4bbd576..cc6a54e 100644
--- a/meta-raspberrypi/conf/machine/include/rpi-base.inc
+++ b/meta-raspberrypi/conf/machine/include/rpi-base.inc
@@ -25,7 +25,7 @@
     overlays/i2c-rtc.dtbo \
     overlays/iqaudio-dac.dtbo \
     overlays/iqaudio-dacplus.dtbo \
-    overlays/lirc-rpi.dtbo \
+    overlays/mcp2515-can0.dtbo \
     overlays/pi3-disable-bt.dtbo \
     overlays/pi3-miniuart-bt.dtbo \
     overlays/pitft22.dtbo \
diff --git a/meta-raspberrypi/conf/machine/include/rpi-default-versions.inc b/meta-raspberrypi/conf/machine/include/rpi-default-versions.inc
index a5fe6d7..9983b61 100644
--- a/meta-raspberrypi/conf/machine/include/rpi-default-versions.inc
+++ b/meta-raspberrypi/conf/machine/include/rpi-default-versions.inc
@@ -1,3 +1,3 @@
 # RaspberryPi BSP default versions
 
-PREFERRED_VERSION_linux-raspberrypi ??= "4.14.%"
+PREFERRED_VERSION_linux-raspberrypi ??= "4.19.%"
diff --git a/meta-raspberrypi/conf/machine/raspberrypi3-64.conf b/meta-raspberrypi/conf/machine/raspberrypi3-64.conf
index 635e4f6..80b6bc4 100644
--- a/meta-raspberrypi/conf/machine/raspberrypi3-64.conf
+++ b/meta-raspberrypi/conf/machine/raspberrypi3-64.conf
@@ -11,7 +11,7 @@
     bluez-firmware-rpidistro-bcm4345c0-hcd \
 "
 
-require conf/machine/include/arm/arch-armv8.inc
+require conf/machine/include/tune-cortexa53.inc
 include conf/machine/include/rpi-base.inc
 
 RPI_KERNEL_DEVICETREE = " \