misc: isa1200: correct overdrive enablement bit shift

Overdrive enablement bit sits at 6th bit of control register 0.
Current shifting overwrites overdrive high bit.

Change-Id: I4cdd435da86a234ccf0465462be7626162cc8a9d
Signed-off-by: Chun Zhang <chunz@codeaurora.org>
diff --git a/drivers/misc/isa1200.c b/drivers/misc/isa1200.c
index 8090b95..d7fa87b 100644
--- a/drivers/misc/isa1200.c
+++ b/drivers/misc/isa1200.c
@@ -3,7 +3,7 @@
  *
  *  Copyright (C) 2009 Samsung Electronics
  *  Kyungmin Park <kyungmin.park@samsung.com>
- *  Copyright (c) 2010-2013, The Linux Foundation. All rights reserved.
+ *  Copyright (c) 2010-2014, The Linux Foundation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
@@ -318,7 +318,7 @@
 
 	value |= (haptic->pdata->mode_ctrl << 3) |
 		(haptic->pdata->overdrive_high << 5) |
-		(haptic->pdata->overdrive_en << 5) |
+		(haptic->pdata->overdrive_en << 6) |
 		(haptic->pdata->chip_en << 7);
 
 	rc = isa1200_write_reg(client, ISA1200_HCTRL0, value);