Input: tsc2007 - add poll_delay parameter to platform data

Depending on the quality of the touch panel, the time for the X-, X+, Y-
and Y+ inputs to settle may vary. The poll_delay parameter can be used
to override the default of 1 millisecond.

Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: Kwangwoo Lee <kwangwoo.lee@gmail.com>
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/i2c/tsc2007.h b/include/linux/i2c/tsc2007.h
index d95f11347314..342b130a0a98 100644
--- a/include/linux/i2c/tsc2007.h
+++ b/include/linux/i2c/tsc2007.h
@@ -7,6 +7,8 @@ struct tsc2007_platform_data {
         u16     model;                          /* 2007. */
         u16     x_plate_ohms;
         u16     max_rt; /* max. resistance above which samples are ignored */
+        unsigned long poll_delay; /* delay (in ms) after pen-down event
+                                     before polling starts */
 
         int     (*get_pendown_state)(void);
         void    (*clear_penirq)(void);          /* If needed, clear 2nd level