zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/boot/common/src/uboot/include/spd_sdram.h b/boot/common/src/uboot/include/spd_sdram.h
new file mode 100644
index 0000000..a2be96c
--- /dev/null
+++ b/boot/common/src/uboot/include/spd_sdram.h
@@ -0,0 +1,6 @@
+#ifndef _SPD_SDRAM_H_
+#define _SPD_SDRAM_H_
+
+long int spd_sdram(void);
+
+#endif