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-iwmmxt.inc b/poky/meta/conf/machine/include/tune-iwmmxt.inc
index f27423c..9a6cd23 100644
--- a/poky/meta/conf/machine/include/tune-iwmmxt.inc
+++ b/poky/meta/conf/machine/include/tune-iwmmxt.inc
@@ -6,7 +6,8 @@
 require conf/machine/include/arm/arch-armv5-dsp.inc
 
 TUNEVALID[iwmmxt] = "Enable Intel PXA27x specific processor optimizations"
-TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'iwmmxt', ' -march=iwmmxt -mcpu=iwmmxt', '', d)}"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'iwmmxt', ' -mcpu=iwmmxt', '', d)}"
+MACHINEOVERRIDES =. "${@bb.utils.contains('TUNE_FEATURES', 'iwmmxt', 'armv5:', '' ,d)}"
 
 AVAILTUNES += "iwmmxt"
 ARMPKGARCH_tune-iwmmxt = "iwmmxt"