cortex-m0.inc: Add tuning for cortex-m0

Add tuning for ARM cortex-m0.

Signed-off-by: Jonathan Richardson <jonathan.richardson@broadcom.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/meta/conf/machine/include/tune-cortex-m0.inc b/meta/conf/machine/include/tune-cortex-m0.inc
new file mode 100644 (file)
index 0000000..a59c8af
--- /dev/null
+++ b/meta/conf/machine/include/tune-cortex-m0.inc
@@ -0,0 +1,11 @@
+DEFAULTTUNE ?= "cortexm0"
+require conf/machine/include/arm/arch-armv6m.inc
+
+TUNEVALID[cortexm0] = "Enable Cortex-M0 specific processor optimizations"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'cortexm0', ' -mcpu=cortex-m0', '', d)}"
+AVAILTUNES += "cortexm0"
+
+ARMPKGARCH_tune-cortexm0 = "cortexm0"
+TUNE_FEATURES_tune-cortexm0 = "${TUNE_FEATURES_tune-armv6m} cortexm0"
+
+PACKAGE_EXTRA_ARCHS_tune-cortexm0 = "${PACKAGE_EXTRA_ARCHS_tune-armv6m} cortexm0"