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/nettel.c b/drivers/mtd/maps/nettel.c
index a97133e..eadcfff 100644
--- a/drivers/mtd/maps/nettel.c
+++ b/drivers/mtd/maps/nettel.c
@@ -383,13 +383,13 @@
 		/* No BIOS regions when AMD boot */
 		num_intel_partitions -= 2;
 	}
-	rc = add_mtd_partitions(intel_mtd, nettel_intel_partitions,
-		num_intel_partitions);
+	rc = mtd_device_register(intel_mtd, nettel_intel_partitions,
+				 num_intel_partitions);
 #endif
 
 	if (amd_mtd) {
-		rc = add_mtd_partitions(amd_mtd, nettel_amd_partitions,
-			num_amd_partitions);
+		rc = mtd_device_register(amd_mtd, nettel_amd_partitions,
+					 num_amd_partitions);
 	}
 
 #ifdef CONFIG_MTD_CFI_INTELEXT
@@ -419,7 +419,7 @@
 	unregister_reboot_notifier(&nettel_notifier_block);
 #endif
 	if (amd_mtd) {
-		del_mtd_partitions(amd_mtd);
+		mtd_device_unregister(amd_mtd);
 		map_destroy(amd_mtd);
 	}
 	if (nettel_mmcrp) {
@@ -432,7 +432,7 @@
 	}
 #ifdef CONFIG_MTD_CFI_INTELEXT
 	if (intel_mtd) {
-		del_mtd_partitions(intel_mtd);
+		mtd_device_unregister(intel_mtd);
 		map_destroy(intel_mtd);
 	}
 	if (nettel_intel_map.virt) {