BOOTCFLAGS += -I$(obj) -I$(srctree)/$(obj) -I$(srctree)/$(src)/libfdt
-$(obj)/4xx.o: BOOTCFLAGS += -mcpu=440
-$(obj)/ebony.o: BOOTCFLAGS += -mcpu=440
-$(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=440
-$(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=440
+$(obj)/4xx.o: BOOTCFLAGS += -mcpu=405
+$(obj)/ebony.o: BOOTCFLAGS += -mcpu=405
+$(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=405
+$(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=405
$(obj)/treeboot-walnut.o: BOOTCFLAGS += -mcpu=405