diff --git a/arch/powerpc/cpu/mpc8xx/Makefile b/arch/powerpc/cpu/mpc8xx/Makefile
index 71d5e30..d40bdab 100644
--- a/arch/powerpc/cpu/mpc8xx/Makefile
+++ b/arch/powerpc/cpu/mpc8xx/Makefile
@@ -5,45 +5,23 @@
 # SPDX-License-Identifier:	GPL-2.0+
 #
 
-include $(TOPDIR)/config.mk
-
 # CFLAGS += -DET_DEBUG
 
-LIB	= $(obj)lib$(CPU).o
-
-SSTART-y += start.o
-CSTART-y += traps.o
-COBJS-y	+= bedbug_860.o
-COBJS-y	+= commproc.o
-COBJS-y	+= cpu.o
-COBJS-y	+= cpu_init.o
-COBJS-y	+= fec.o
-COBJS-$(CONFIG_OF_LIBFDT) += fdt.o
-COBJS-y	+= i2c.o
-COBJS-y	+= interrupts.o
-COBJS-y	+= scc.o
-COBJS-y	+= serial.o
-COBJS-y	+= speed.o
-COBJS-y	+= spi.o
-COBJS-y	+= upatch.o
-COBJS-y	+= video.o
-SOBJS-y	+= kgdb.o
-SOBJS-y	+= plprcr_write.o
-
-SRCS	:= $(SSTART-y:.o=.S) $(CSTART-y:.o=.c) $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c)
-OBJS	:= $(addprefix $(obj),$(SOBJS-y) $(COBJS-y))
-START	:= $(addprefix $(obj),$(SSTART-y) $(CSTART-y))
-
-all:	$(obj).depend $(START) $(LIB)
-
-$(LIB):	$(OBJS)
-	$(call cmd_link_o_target, $(OBJS))
-
-#########################################################################
-
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
-
-sinclude $(obj).depend
-
-#########################################################################
+extra-y += start.o
+extra-y += traps.o
+obj-y	+= bedbug_860.o
+obj-y	+= commproc.o
+obj-y	+= cpu.o
+obj-y	+= cpu_init.o
+obj-y	+= fec.o
+obj-$(CONFIG_OF_LIBFDT) += fdt.o
+obj-y	+= i2c.o
+obj-y	+= interrupts.o
+obj-y	+= scc.o
+obj-y	+= serial.o
+obj-y	+= speed.o
+obj-y	+= spi.o
+obj-y	+= upatch.o
+obj-y	+= video.o
+obj-y	+= kgdb.o
+obj-y	+= plprcr_write.o