[POWERPC] iSeries: stop dt_mod.o being rebuilt unnecessarily

EXTRA_CFLAGS	+= -mno-minimal-toc

extra-y += dt.o

obj-y += hvlog.o hvlpconfig.o lpardata.o setup.o dt_mod.o mf.o lpevents.o \

	hvcall.o proc.o htab.o iommu.o misc.o irq.o

obj-$(CONFIG_PCI) += pci.o vpdinfo.o

obj-$(CONFIG_VIOPATH) += viopath.o

obj-$(CONFIG_MODULES) += ksyms.o

quiet_cmd_dt_strings = DT_STR  $@

      cmd_dt_strings = $(OBJCOPY) --rename-section .rodata.str1.8=.dt_strings \

				$< $@

$(obj)/dt_mod.o:	$(obj)/dt.o

	@$(OBJCOPY) --rename-section .rodata.str1.8=.dt_strings $(obj)/dt.o $(obj)/dt_mod.o

	$(call if_changed,dt_strings)