linux/include/linux/tca6416_keypad.h
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   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
  18struct 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
  25struct 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
  35
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