MIPS: Sibyte: Move bus watcher from deprecated __initcall to device_initcall

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/sibyte/common/bus_watcher.c b/arch/mips/sibyte/common/bus_watcher.c
index 41a1d22..a4e55999 100644
--- a/arch/mips/sibyte/common/bus_watcher.c
+++ b/arch/mips/sibyte/common/bus_watcher.c
@@ -250,4 +250,4 @@
 	return 0;
 }
 
-__initcall(sibyte_bus_watcher);
+device_initcall(sibyte_bus_watcher);