From: Mike Corrigan <michael.corrigan@motorola.com>
Date: Fri, 3 Dec 2010 19:36:36 +0000 (-0600)
Subject: [ARM]: tegra: stingray: touch screen
X-Git-Tag: firefly_0821_release~9834^2~283
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=52f397cc9fea62ff63d9f8fe016990585d097d61;p=firefly-linux-kernel-4.4.55.git

[ARM]: tegra: stingray: touch screen

Noise suppression tuning:
 T8 = GEN ACQUIRE CONFIG OBJECT
 TCHAUTOCAL = 0x4B
 ATCHCALFRCRATIO = 0x10

Change-Id: I17004272e15d7f4a833b4d346f8c44b204d90b40
Signed-off-by: Mike Corrigan <michael.corrigan@motorola.com>
---

diff --git a/arch/arm/mach-tegra/board-stingray-touch.c b/arch/arm/mach-tegra/board-stingray-touch.c
index b14387e8565f..c14a4fbd49d0 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		= 0x5D0929,
+	.nv_checksum		= 0xEB8169,
 	.fuzz_x			= 0,
 	.fuzz_y			= 0,
 	.fuzz_p			= 2,
@@ -280,12 +280,12 @@ struct qtouch_ts_platform_data stingray_touch_data_p0 = {
 		.reserve1	= 0,
 		.touch_drift	= 0x14,
 		.drift_susp	= 0x14,
-		.touch_autocal	= 0x00,
+		.touch_autocal	= 0x4B,
 		.reserve5	= 0,
 		.atch_cal_suspend_time	= 0,
 		.atch_cal_suspend_thres	= 0,
 		.atch_cal_force_thres = 0x10,
-		.atch_cal_force_ratio = 0x19,
+		.atch_cal_force_ratio = 0x10,
 	},
 	.multi_touch_cfg	= {
 		.ctrl		= 0x8B,
@@ -430,7 +430,7 @@ struct qtouch_ts_platform_data stingray_touch_data_p1_or_later = {
 	.abs_max_w		= 15,
 	.x_delta		= 400,
 	.y_delta		= 250,
-	.nv_checksum		= 0x5D0929,
+	.nv_checksum		= 0xEB8169,
 	.fuzz_x			= 0,
 	.fuzz_y			= 0,
 	.fuzz_p			= 2,
@@ -462,12 +462,12 @@ struct qtouch_ts_platform_data stingray_touch_data_p1_or_later = {
 		.reserve1	= 0,
 		.touch_drift	= 0x14,
 		.drift_susp	= 0x14,
-		.touch_autocal	= 0x00,
+		.touch_autocal	= 0x4B,
 		.reserve5	= 0,
 		.atch_cal_suspend_time	= 0,
 		.atch_cal_suspend_thres	= 0,
 		.atch_cal_force_thres = 0x10,
-		.atch_cal_force_ratio = 0x19,
+		.atch_cal_force_ratio = 0x10,
 	},
 	.multi_touch_cfg	= {
 		.ctrl		= 0x8B,