Merge pull request #7862 from roberthartung/atmega_common_fix_periph

atmega_common: renames periph for atmega_common_periph

cpu/atmega_common/Makefile.include

@@ -11,7 +11,7 @@ export ASFLAGS += $(CFLAGS_CPU) $(CFLAGS_DBG)
 export LINKFLAGS += $(CFLAGS_CPU) $(CFLAGS_DBG) $(CFLAGS_OPT) -static -lgcc -e reset_handler -Wl,--gc-sections
 
 # export the peripheral drivers to be linked into the final binary
-export USEMODULE += periph
+export USEMODULE += atmega_common_periph
 export USEMODULE += periph_common
 
 # the atmel port uses uart_stdio

cpu/atmega_common/periph/Makefile

-MODULE = periph
-
+MODULE = atmega_common_periph
 include $(RIOTBASE)/Makefile.base