ORIGEN: Add MMC SPL support

Adds mmc boot support.

Signed-off-by: Chander Kashyap <chander.kashyap@linaro.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>

spl/Makefile

diff --git a/spl/Makefile b/spl/Makefile
index 87f13f6..95ecce1 100644
--- a/spl/Makefile
+++ b/spl/Makefile
@@ -93,8 +93,18 @@
 
 ALL-y	+= $(obj)u-boot-spl.bin
 
+ifdef CONFIG_SAMSUNG
+ALL-y	+= $(obj)$(BOARD)-spl.bin
+endif
+
 all:	$(ALL-y)
 
+ifdef CONFIG_SAMSUNG
+$(obj)$(BOARD)-spl.bin: $(obj)u-boot-spl.bin
+	$(TOPDIR)/board/$(BOARDDIR)/tools/mk$(BOARD)spl.exe \
+		$(obj)u-boot-spl.bin $(obj)$(BOARD)-spl.bin
+endif
+
 $(obj)u-boot-spl.bin:	$(obj)u-boot-spl
 	$(OBJCOPY) $(OBJCFLAGS) -O binary $< $@