drivers/staging/meilhaus/me8200_di_reg.h

   1 /**
   2  * @file me8200_di_reg.h
   3  *
   4  * @brief ME-8200 digital input subdevice register definitions.
   5  * @note Copyright (C) 2007 Meilhaus Electronic GmbH (support@meilhaus.de)
   6  * @author Guenter Gebhardt
   7  */
   8
   9 /*
  10  * Copyright (C) 2007 Meilhaus Electronic GmbH (support@meilhaus.de)
  11  *
  12  * This file is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License as published by
  14  * the Free Software Foundation; either version 2 of the License, or
  15  * (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  25  */
  26
  27 #ifndef _ME8200_DI_REG_H_
  28 #define _ME8200_DI_REG_H_
  29
  30 #ifdef __KERNEL__
  31
  32 // Common registry for whole family.
  33 #define ME8200_DI_PORT_0_REG                                    0x3     // R
  34 #define ME8200_DI_PORT_1_REG                                    0x4     // R
  35
  36 #define ME8200_DI_MASK_0_REG                                    0x5     // R/W
  37 #define ME8200_DI_MASK_1_REG                                    0x6     // R/W
  38
  39 #define ME8200_DI_COMPARE_0_REG                                 0xA     // R/W
  40 #define ME8200_DI_COMPARE_1_REG                                 0xB     // R/W
  41
  42 #define ME8200_DI_IRQ_CTRL_REG                                  0xC     // R/W
  43
  44 #ifndef ME8200_IRQ_MODE_REG
  45 # define ME8200_IRQ_MODE_REG                                    0xD     // R/W
  46 #endif
  47
  48 // This registry are for all versions
  49 #define ME8200_DI_CHANGE_0_REG                                  0xE     // R
  50 #define ME8200_DI_CHANGE_1_REG                                  0xF     // R
  51
  52 #define ME8200_DI_IRQ_CTRL_BIT_CLEAR                    0x4
  53 #define ME8200_DI_IRQ_CTRL_BIT_ENABLE                   0x8
  54
  55 // This registry are for firmware versions 7 and later
  56 #define ME8200_DI_EXTEND_CHANGE_0_LOW_REG               0x10    // R
  57 #define ME8200_DI_EXTEND_CHANGE_0_HIGH_REG              0x11    // R
  58 #define ME8200_DI_EXTEND_CHANGE_1_LOW_REG               0x12    // R
  59 #define ME8200_DI_EXTEND_CHANGE_1_HIGH_REG              0x13    // R
  60
  61 #ifndef ME8200_FIRMWARE_VERSION_REG
  62 # define ME8200_FIRMWARE_VERSION_REG                    0x14    // R
  63 #endif
  64
  65 // Bit definitions
  66 #define ME8200_DI_IRQ_CTRL_MASK_EDGE                    0x3
  67 #define ME8200_DI_IRQ_CTRL_MASK_EDGE_RISING             0x0
  68 #define ME8200_DI_IRQ_CTRL_MASK_EDGE_FALLING    0x1
  69 #define ME8200_DI_IRQ_CTRL_MASK_EDGE_ANY                0x3
  70
  71 // Others
  72 #define ME8200_DI_IRQ_CTRL_SHIFT                                4
  73
  74 #endif
  75 #endif