release/src-rt-6.x.4708/linux/linux-2.6.36/include/linux/tca6416_keypad.h

   1 /*
   2  * tca6416 keypad platform support
   3  *
   4  * Copyright (C) 2010 Texas Instruments
   5  *
   6  * Author: Sriramakrishnan <srk@ti.com>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  */
  12
  13 #ifndef _TCA6416_KEYS_H
  14 #define _TCA6416_KEYS_H
  15
  16 #include <linux/types.h>
  17
  18 struct tca6416_button {
  19         /* Configuration parameters */
  20         int code;               /* input event code (KEY_*, SW_*) */
  21         int active_low;
  22         int type;               /* input event type (EV_KEY, EV_SW) */
  23 };
  24
  25 struct tca6416_keys_platform_data {
  26         struct tca6416_button *buttons;
  27         int nbuttons;
  28         unsigned int rep:1;     /* enable input subsystem auto repeat */
  29         uint16_t pinmask;
  30         uint16_t invert;
  31         int irq_is_gpio;
  32         int use_polling;        /* use polling if Interrupt is not connected*/
  33 };
  34 #endif