1 .PHONY: hikey 2 hikey: 3 $(MAKE) -f hikey.mk 4 5 .PHONY: hikey-clean 6 hikey-clean: 7 $(MAKE) -f hikey.mk clean 8 9 .PHONY: hikey960 10 hikey960: 11 $(MAKE) -f hikey960.mk 12 13 .PHONY: hikey960-clean 14 hikey960-clean: 15 $(MAKE) -f hikey960.mk clean 16