Input: sentelic - fix retrieving number of buttons

Fixing wrong register offset which is used to retrieve the number of buttons
attached to the hardware.

Signed-off-by: Tai-hwa Liang <avatar@sentelic.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

2 files changed, 4 insertions, 3 deletions

diff --git a/drivers/input/mouse/sentelic.c b/drivers/input/mouse/sentelic.c
index a2c15e9a8e79..86d6f39178b0 100644
--- a/drivers/input/mouse/sentelic.c
+++ b/drivers/input/mouse/sentelic.c
@@ -2,7 +2,7 @@
  * Finger Sensing Pad PS/2 mouse driver.
  *
  * Copyright (C) 2005-2007 Asia Vital Components Co., Ltd.
- * Copyright (C) 2005-2010 Tai-hwa Liang, Sentelic Corporation.
+ * Copyright (C) 2005-2011 Tai-hwa Liang, Sentelic Corporation.
  *
  *   This program is free software; you can redistribute it and/or
  *   modify it under the terms of the GNU General Public License
@@ -309,7 +309,7 @@ static int fsp_get_buttons(struct psmouse *psmouse, int *btn)
         };
         int val;
 
-        if (fsp_reg_read(psmouse, FSP_REG_TMOD_STATUS1, &val) == -1)
+        if (fsp_reg_read(psmouse, FSP_REG_TMOD_STATUS, &val) == -1)
                 return -EIO;
 
         *btn = buttons[(val & 0x30) >> 4];
diff --git a/drivers/input/mouse/sentelic.h b/drivers/input/mouse/sentelic.h
index ed1395ac7b8b..2e4af24f8c15 100644
--- a/drivers/input/mouse/sentelic.h
+++ b/drivers/input/mouse/sentelic.h
@@ -2,7 +2,7 @@
  * Finger Sensing Pad PS/2 mouse driver.
  *
  * Copyright (C) 2005-2007 Asia Vital Components Co., Ltd.
- * Copyright (C) 2005-2009 Tai-hwa Liang, Sentelic Corporation.
+ * Copyright (C) 2005-2011 Tai-hwa Liang, Sentelic Corporation.
  *
  *   This program is free software; you can redistribute it and/or
  *   modify it under the terms of the GNU General Public License
@@ -33,6 +33,7 @@
 /* Finger-sensing Pad control registers */
 #define FSP_REG_SYSCTL1         0x10
 #define FSP_BIT_EN_REG_CLK      BIT(5)
+#define FSP_REG_TMOD_STATUS     0x20
 #define FSP_REG_OPC_QDOWN       0x31
 #define FSP_BIT_EN_OPC_TAG      BIT(7)
 #define FSP_REG_OPTZ_XLO        0x34