diff --git a/include/linux/spi/ads7846.h b/include/linux/spi/ads7846.h
index 72261e0..3f76649 100644
--- a/include/linux/spi/ads7846.h
+++ b/include/linux/spi/ads7846.h
@@ -14,5 +14,8 @@
 	u16	x_min, x_max;
 	u16	y_min, y_max;
 	u16	pressure_min, pressure_max;
+
+	u16	debounce_max;		/* max number of readings per sample */
+	u16	debounce_tol;		/* tolerance used for filtering */
 };