Makefile.features: provide CPU as a feature

benpicco · benpicco · commit b2695c540857 · 2020-04-03T23:32:47.000+02:00
Provide the feature `cpu_$(CPU)`
This allows to easily list all boards with a CPU by running

    FEATURES_REQUIRED=cpu_samd21 make info-boards-supported
diff --git a/Makefile.features b/Makefile.features
@@ -17,3 +17,6 @@ ifeq (,$(CPU))
 endif
 
 include $(RIOTCPU)/$(CPU)/Makefile.features
+
+# Provide CPU as a feature to allow listing all boards with a CPU
+FEATURES_PROVIDED += cpu_$(CPU)
