Yocto 2.3

Move OpenBMC to Yocto 2.3(pyro).

Tested: Built and verified Witherspoon and Palmetto images
Change-Id: I50744030e771f4850afc2a93a10d3507e76d36bc
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
Resolves: openbmc/openbmc#2461
diff --git a/import-layers/meta-raspberrypi/conf/machine/raspberrypi3-64.conf b/import-layers/meta-raspberrypi/conf/machine/raspberrypi3-64.conf
index fc36142..e3d11f2 100644
--- a/import-layers/meta-raspberrypi/conf/machine/raspberrypi3-64.conf
+++ b/import-layers/meta-raspberrypi/conf/machine/raspberrypi3-64.conf
@@ -6,9 +6,6 @@
 
 MACHINE_EXTRA_RRECOMMENDS += "linux-firmware-bcm43430"
 
-# Set this early so it overrides rpi-default-versions.inc
-PREFERRED_VERSION_linux-raspberrypi ?= "4.9.%"
-
 require conf/machine/include/arm/arch-armv8.inc
 include conf/machine/include/rpi-base.inc
 
@@ -26,6 +23,7 @@
     overlays/lirc-rpi.dtbo \
     overlays/pitft22.dtbo \
     overlays/pitft28-resistive.dtbo \
+    overlays/pitft35-resistive.dtbo \
     overlays/pps-gpio.dtbo \
     overlays/rpi-ft5406.dtbo \
     overlays/w1-gpio.dtbo \
@@ -39,3 +37,4 @@
 VC4_CMA_SIZE ?= "cma-256"
 
 UBOOT_MACHINE = "rpi_3_config"
+MACHINE_FEATURES_append = " vc4graphics"