-obj-$(CONFIG_X86_64) += syscall_64.o vsyscall_64.o setup64.o
-obj-y += pci-dma_$(BITS).o bootflag.o e820_$(BITS).o
-obj-y += quirks.o i8237.o topology.o kdebugfs.o
-obj-y += alternative.o i8253.o
-obj-$(CONFIG_X86_64) += pci-nommu_64.o bugs_64.o
-obj-y += tsc_$(BITS).o io_delay.o rtc.o
+obj-$(CONFIG_X86_64) += syscall_64.o vsyscall_64.o
+obj-y += bootflag.o e820.o
+obj-y += pci-dma.o quirks.o i8237.o topology.o kdebugfs.o
+obj-y += alternative.o i8253.o pci-nommu.o
+obj-y += tsc.o io_delay.o rtc.o