diff --git a/include/linux/mfd/stmpe.h b/include/linux/mfd/stmpe.h
index ca1d7a34..a1c6aa7 100644
--- a/include/linux/mfd/stmpe.h
+++ b/include/linux/mfd/stmpe.h
@@ -26,6 +26,7 @@
 	STMPE1601,
 	STMPE2401,
 	STMPE2403,
+	STMPE_NBR_PARTS
 };
 
 /*