diff --git a/arch/arm/mach-tegra/board-stingray-touch.c b/arch/arm/mach-tegra/board-stingray-touch.c
index 232a94f62f33..c4606985422c 100644
--- a/arch/arm/mach-tegra/board-stingray-touch.c
+++ b/arch/arm/mach-tegra/board-stingray-touch.c
@@ -248,7 +248,7 @@ struct qtouch_ts_platform_data stingray_touch_data_p0 = {
 	.abs_max_w		= 15,
 	.x_delta		= 400,
 	.y_delta		= 250,
-	.nv_checksum		= 0x59276b,
+	.nv_checksum		= 0x14c8ac,
 	.fuzz_x			= 0,
 	.fuzz_y			= 0,
 	.fuzz_p			= 2,
@@ -298,13 +298,13 @@ struct qtouch_ts_platform_data stingray_touch_data_p0 = {
 		.tch_det_thr    = 0x2d,
 		.tch_det_int	= 0x2,
 		.orient		= 1,
-		.mrg_to		= 0x00,
+		.mrg_to		= 0x0A,
 		.mov_hyst_init	= 0x32,
 		.mov_hyst_next	= 0x14,
 		.mov_filter	= 0x3D,
 		.num_touch	= 0x0A,
-		.merge_hyst	= 0x0A,
-		.merge_thresh	= 0x0A,
+		.merge_hyst	= 0x10,
+		.merge_thresh	= 0x23,
 		.amp_hyst       = 0x0A,
 		.x_res		= 0x0FFF,
 		.y_res		= 0x0FFF,
@@ -431,7 +431,7 @@ struct qtouch_ts_platform_data stingray_touch_data_p1_or_later = {
 	.abs_max_w		= 15,
 	.x_delta		= 400,
 	.y_delta		= 250,
-	.nv_checksum		= 0x59276b,
+	.nv_checksum		= 0x14c8ac,
 	.fuzz_x			= 0,
 	.fuzz_y			= 0,
 	.fuzz_p			= 2,
@@ -481,13 +481,13 @@ struct qtouch_ts_platform_data stingray_touch_data_p1_or_later = {
 		.tch_det_thr    = 0x2d,
 		.tch_det_int	= 0x2,
 		.orient		= 1,
-		.mrg_to		= 0x00,
+		.mrg_to		= 0x0A,
 		.mov_hyst_init	= 0x32,
 		.mov_hyst_next	= 0x14,
 		.mov_filter	= 0x3D,
 		.num_touch	= 0x0A,
-		.merge_hyst	= 0x0A,
-		.merge_thresh	= 0x0A,
+		.merge_hyst	= 0x10,
+		.merge_thresh	= 0x23,
 		.amp_hyst       = 0x0A,
 		.x_res		= 0x0FFF,
 		.y_res		= 0x0FFF,