mtd: convert remaining users to mtd_device_register()

The older add_mtd_device()/add_mtd_partitions() and their removal
counterparts will soon be gone.  Replace uses with mtd_device_register()
and mtd_device_unregister().

Signed-off-by: Jamie Iles <jamie@jamieiles.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
diff --git a/drivers/mtd/maps/ts5500_flash.c b/drivers/mtd/maps/ts5500_flash.c
index e02dfa9..d1d671d 100644
--- a/drivers/mtd/maps/ts5500_flash.c
+++ b/drivers/mtd/maps/ts5500_flash.c
@@ -89,7 +89,7 @@
 	}
 
 	mymtd->owner = THIS_MODULE;
-	add_mtd_partitions(mymtd, ts5500_partitions, NUM_PARTITIONS);
+	mtd_device_register(mymtd, ts5500_partitions, NUM_PARTITIONS);
 
 	return 0;
 
@@ -102,7 +102,7 @@
 static void __exit cleanup_ts5500_map(void)
 {
 	if (mymtd) {
-		del_mtd_partitions(mymtd);
+		mtd_device_unregister(mymtd);
 		map_destroy(mymtd);
 	}