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/bcm963xx-flash.c b/drivers/mtd/maps/bcm963xx-flash.c
index 1f30495..608967f 100644
--- a/drivers/mtd/maps/bcm963xx-flash.c
+++ b/drivers/mtd/maps/bcm963xx-flash.c
@@ -224,8 +224,8 @@
 		goto err_probe;
 	}
 
-	return add_mtd_partitions(bcm963xx_mtd_info, parsed_parts,
-						parsed_nr_parts);
+	return mtd_device_register(bcm963xx_mtd_info, parsed_parts,
+				   parsed_nr_parts);
 
 err_probe:
 	iounmap(bcm963xx_map.virt);
@@ -235,7 +235,7 @@
 static int bcm963xx_remove(struct platform_device *pdev)
 {
 	if (bcm963xx_mtd_info) {
-		del_mtd_partitions(bcm963xx_mtd_info);
+		mtd_device_unregister(bcm963xx_mtd_info);
 		map_destroy(bcm963xx_mtd_info);
 	}