zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/boot/common/src/uboot/include/linux/mtd/concat.h b/boot/common/src/uboot/include/linux/mtd/concat.h
new file mode 100644
index 0000000..c92b4dd
--- /dev/null
+++ b/boot/common/src/uboot/include/linux/mtd/concat.h
@@ -0,0 +1,19 @@
+/*
+ * MTD device concatenation layer definitions
+ *
+ * (C) 2002 Robert Kaiser <rkaiser@sysgo.de>
+ *
+ * This code is GPL
+ */
+
+#ifndef MTD_CONCAT_H
+#define MTD_CONCAT_H
+
+struct mtd_info *mtd_concat_create(
+    struct mtd_info *subdev[],  /* subdevices to concatenate */
+    int num_devs,               /* number of subdevices      */
+    const char *name);          /* name for the new device   */
+
+void mtd_concat_destroy(struct mtd_info *mtd);
+
+#endif