-$(LIB): $(OBJS)
- $(call cmd_link_o_target, $(OBJS))
-
-ifdef CONFIG_SPL_BUILD
-$(OBJTREE)/tools/mk$(BOARD)spl: tools/mkv310_image.c
- $(HOSTCC) tools/mkv310_image.c -o $(OBJTREE)/tools/mk$(BOARD)spl
+# omit -O2 option to suppress
+# warning: dereferencing type-punned pointer will break strict-aliasing rules
+#
+# TODO:
+# Fix the root cause in tools/mkorigenspl.c and delete the following work-around
+$(obj)/tools/mkorigenspl: HOSTCFLAGS:=$(filter-out -O2,$(HOSTCFLAGS))
+else
+obj-y += origen.o