diff --git a/poky/meta/conf/machine/include/tune-cortexm4.inc b/poky/meta/conf/machine/include/tune-cortexm4.inc
new file mode 100644
index 0000000..e86622f
--- /dev/null
+++ b/poky/meta/conf/machine/include/tune-cortexm4.inc
@@ -0,0 +1,14 @@
+#
+# Tune Settings for Cortex-M4
+#
+DEFAULTTUNE ?= "cortexm4"
+
+TUNEVALID[cortexm4] = "Enable Cortex-M4 specific processor optimizations"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'cortexm4', ' -mcpu=cortex-m4', '', d)}"
+
+require conf/machine/include/arm/arch-armv7em.inc
+
+AVAILTUNES                            += "cortexm4"
+ARMPKGARCH:tune-cortexm4               = "cortexm4"
+TUNE_FEATURES:tune-cortexm4            = "${TUNE_FEATURES:tune-armv7em} cortexm4"
+PACKAGE_EXTRA_ARCHS:tune-cortexm4      = "${PACKAGE_EXTRA_ARCHS:tune-armv7em} cortexm4"