drivers/clk/shmobile/Makefile - kernel/msm-4.9 - Gitiles

 obj-$(CONFIG_ARCH_R8A7790)		+= clk-rcar-gen2.o
 obj-$(CONFIG_ARCH_R8A7791)		+= clk-rcar-gen2.o
 obj-$(CONFIG_ARCH_SHMOBILE_MULTI)	+= clk-div6.o

 # for emply built-in.o
 obj-n	:= dummy
	obj-$(CONFIG_ARCH_R8A7790) += clk-rcar-gen2.o
	obj-$(CONFIG_ARCH_R8A7791) += clk-rcar-gen2.o
	obj-$(CONFIG_ARCH_SHMOBILE_MULTI) += clk-div6.o

	# for emply built-in.o
	obj-n := dummy