drivers/input/keyboard/twl4030-keypad.h

   1 /*
   2  * drivers/input/keyboard/twl4030-keypad.h
   3  *
   4  * Copyright (C) 2006-2007 Texas Instruments, Inc.
   5  *
   6  * Intial Code:
   7  *      Syed Mohammed Khasim <x0khasim@ti.com>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  22  */
  23 #ifndef __TWL4030_KEYPAD_H__
  24 #define __TWL4030_KEYPAD_H__
  25
  26 /* Register Definitions */
  27 #define KEYP_CTRL                               0x00
  28 #define KEYP_DEB                                0x01
  29 #define KEYP_LONG_KEY                           0x02
  30 #define KEYP_LK_PTV                             0x03
  31 #define KEYP_TIMEOUT_L                          0x04
  32 #define KEYP_TIMEOUT_H                          0x05
  33 #define KEYP_FULL_CODE_7_0                      0x09
  34 #define KEYP_ISR1                               0x11
  35 #define KEYP_IMR1                               0x12
  36 #define KEYP_EDR                                0x16
  37 #define KEYP_SIH_CTRL                           0x17
  38
  39 /* KEYP_CTRL_REG Fields */
  40 #define KEYP_CTRL_SOFT_NRST                     0x01
  41 #define KEYP_CTRL_SOFTMODEN                     0x02
  42 #define KEYP_CTRL_LK_EN                         0x04
  43 #define KEYP_CTRL_TOE_EN                        0x08
  44 #define KEYP_CTRL_TOLE_EN                       0x10
  45 #define KEYP_CTRL_RP_EN                         0x20
  46 #define KEYP_CTRL_KBD_ON                        0x40
  47
  48
  49 #define KEYP_CTRL_NOAUTORPT                     (KEYP_CTRL_SOFT_NRST |  \
  50                                                  KEYP_CTRL_SOFTMODEN |  \
  51                                                  KEYP_CTRL_TOE_EN |     \
  52                                                  KEYP_CTRL_KBD_ON)
  53
  54 /* KEYP_DEB, KEYP_LONG_KEY, KEYP_TIMEOUT_x*/
  55 #define KEYP_PERIOD_US(T, prescale)             (T / (31 << (prescale + 1)) - 1)
  56
  57 /* KEYP_LK_PTV_REG Fields */
  58 #define KEYP_LK_PTV_PTV_SHIFT                   5
  59
  60 /* KEYP_IMR1 Fields */
  61 #define KEYP_IMR1_MIS                           0x08
  62 #define KEYP_IMR1_TO                            0x04
  63 #define KEYP_IMR1_LK                            0x02
  64 #define KEYP_IMR1_KP                            0x01
  65
  66 /* KEYP_EDR Fields */
  67 #define KEYP_EDR_KP_FALLING                     0x01
  68 #define KEYP_EDR_KP_RISING                      0x02
  69 #define KEYP_EDR_KP_BOTH                        0x03
  70 #define KEYP_EDR_LK_FALLING                     0x04
  71 #define KEYP_EDR_LK_RISING                      0x08
  72 #define KEYP_EDR_TO_FALLING                     0x10
  73 #define KEYP_EDR_TO_RISING                      0x20
  74 #define KEYP_EDR_MIS_FALLING                    0x40
  75 #define KEYP_EDR_MIS_RISING                     0x80
  76
  77 /* KEYP_SIH_CTRL Fields */
  78 #define KEYP_SIH_CTRL_COR                       0x04
  79 #define KEYP_SIH_CTRL_PEND_DIS                  0x02
  80 #define KEYP_SIH_CTRL_EXCL_EN                   0x01
  81
  82 #endif  /* End of __TWL4030-KEYPAD_H__ */