omapimage: Add support for byteswapped SPI images

Add MLO.byteswap as a target to spl/Makefile and un-guard the first MLO
rule so we don't have to duplicate it.

Signed-off-by: Tom Rini <trini@ti.com>
diff --git a/spl/Makefile b/spl/Makefile
index 92267d6..7b52bd1 100644
--- a/spl/Makefile
+++ b/spl/Makefile
@@ -112,16 +112,13 @@
 	$(shell $(LD) --version | \
 	  sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
 
-ifdef CONFIG_OMAP
 $(OBJTREE)/MLO:	$(obj)u-boot-spl.bin
 	$(OBJTREE)/tools/mkimage -T omapimage \
 		-a $(CONFIG_SPL_TEXT_BASE) -d $< $@
-endif
-ifdef CONFIG_AM33XX
-$(OBJTREE)/MLO:	$(obj)u-boot-spl.bin
-	$(OBJTREE)/tools/mkimage -T omapimage \
+
+$(OBJTREE)/MLO.byteswap: $(obj)u-boot-spl.bin
+	$(OBJTREE)/tools/mkimage -T omapimage -n byteswap \
 		-a $(CONFIG_SPL_TEXT_BASE) -d $< $@
-endif
 
 ALL-y	+= $(obj)u-boot-spl.bin