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/poky/meta/conf/machine/include/tune-arm920t.inc b/poky/meta/conf/machine/include/tune-arm920t.inc
index c6e74b6..42e8ed2 100644
--- a/poky/meta/conf/machine/include/tune-arm920t.inc
+++ b/poky/meta/conf/machine/include/tune-arm920t.inc
@@ -4,8 +4,10 @@
 
 TUNEVALID[arm920t] = "Enable arm920t specific processor optimizations"
 TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'arm920t', ' -mcpu=arm920t', '', d)}"
+MACHINEOVERRIDES =. "${@bb.utils.contains('TUNE_FEATURES', 'arm920t', 'armv4:', '' ,d)}"
 
 AVAILTUNES += "arm920t"
 ARMPKGARCH_tune-arm920t = "arm920t"
-TUNE_FEATURES_tune-arm920t = "${TUNE_FEATURES_tune-armv4t} arm920t"
+# mcpu is used so don't use armv4t as we don't want march
+TUNE_FEATURES_tune-arm920t = "arm thumb arm920t"
 PACKAGE_EXTRA_ARCHS_tune-arm920t = "${PACKAGE_EXTRA_ARCHS_tune-armv4t} arm920t arm920tt"