arch/arm/mach-s5p64x0/include/mach/gpio.h

   1 /* linux/arch/arm/mach-s5p64x0/include/mach/gpio.h
   2  *
   3  * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
   4  *              http://www.samsung.com
   5  *
   6  * S5P64X0 - GPIO lib support
   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 __ASM_ARCH_GPIO_H
  14 #define __ASM_ARCH_GPIO_H __FILE__
  15
  16 /* GPIO bank sizes */
  17
  18 #define S5P6440_GPIO_A_NR       (6)
  19 #define S5P6440_GPIO_B_NR       (7)
  20 #define S5P6440_GPIO_C_NR       (8)
  21 #define S5P6440_GPIO_F_NR       (16)
  22 #define S5P6440_GPIO_G_NR       (7)
  23 #define S5P6440_GPIO_H_NR       (10)
  24 #define S5P6440_GPIO_I_NR       (16)
  25 #define S5P6440_GPIO_J_NR       (12)
  26 #define S5P6440_GPIO_N_NR       (16)
  27 #define S5P6440_GPIO_P_NR       (8)
  28 #define S5P6440_GPIO_R_NR       (15)
  29
  30 #define S5P6450_GPIO_A_NR       (6)
  31 #define S5P6450_GPIO_B_NR       (7)
  32 #define S5P6450_GPIO_C_NR       (8)
  33 #define S5P6450_GPIO_D_NR       (8)
  34 #define S5P6450_GPIO_F_NR       (16)
  35 #define S5P6450_GPIO_G_NR       (14)
  36 #define S5P6450_GPIO_H_NR       (10)
  37 #define S5P6450_GPIO_I_NR       (16)
  38 #define S5P6450_GPIO_J_NR       (12)
  39 #define S5P6450_GPIO_K_NR       (5)
  40 #define S5P6450_GPIO_N_NR       (16)
  41 #define S5P6450_GPIO_P_NR       (11)
  42 #define S5P6450_GPIO_Q_NR       (14)
  43 #define S5P6450_GPIO_R_NR       (15)
  44 #define S5P6450_GPIO_S_NR       (8)
  45
  46 /* GPIO bank numbers */
  47
  48 /* CONFIG_S3C_GPIO_SPACE allows the user to select extra
  49  * space for debugging purposes so that any accidental
  50  * change from one gpio bank to another can be caught.
  51 */
  52
  53 #define S5P64X0_GPIO_NEXT(__gpio) \
  54         ((__gpio##_START) + (__gpio##_NR) + CONFIG_S3C_GPIO_SPACE + 1)
  55
  56 enum s5p6440_gpio_number {
  57         S5P6440_GPIO_A_START    = 0,
  58         S5P6440_GPIO_B_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_A),
  59         S5P6440_GPIO_C_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_B),
  60         S5P6440_GPIO_F_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_C),
  61         S5P6440_GPIO_G_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_F),
  62         S5P6440_GPIO_H_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_G),
  63         S5P6440_GPIO_I_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_H),
  64         S5P6440_GPIO_J_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_I),
  65         S5P6440_GPIO_N_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_J),
  66         S5P6440_GPIO_P_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_N),
  67         S5P6440_GPIO_R_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_P),
  68 };
  69
  70 enum s5p6450_gpio_number {
  71         S5P6450_GPIO_A_START    = 0,
  72         S5P6450_GPIO_B_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_A),
  73         S5P6450_GPIO_C_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_B),
  74         S5P6450_GPIO_D_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_C),
  75         S5P6450_GPIO_F_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_D),
  76         S5P6450_GPIO_G_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_F),
  77         S5P6450_GPIO_H_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_G),
  78         S5P6450_GPIO_I_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_H),
  79         S5P6450_GPIO_J_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_I),
  80         S5P6450_GPIO_K_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_J),
  81         S5P6450_GPIO_N_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_K),
  82         S5P6450_GPIO_P_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_N),
  83         S5P6450_GPIO_Q_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_P),
  84         S5P6450_GPIO_R_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_Q),
  85         S5P6450_GPIO_S_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_R),
  86 };
  87
  88 /* GPIO number definitions */
  89
  90 #define S5P6440_GPA(_nr)        (S5P6440_GPIO_A_START + (_nr))
  91 #define S5P6440_GPB(_nr)        (S5P6440_GPIO_B_START + (_nr))
  92 #define S5P6440_GPC(_nr)        (S5P6440_GPIO_C_START + (_nr))
  93 #define S5P6440_GPF(_nr)        (S5P6440_GPIO_F_START + (_nr))
  94 #define S5P6440_GPG(_nr)        (S5P6440_GPIO_G_START + (_nr))
  95 #define S5P6440_GPH(_nr)        (S5P6440_GPIO_H_START + (_nr))
  96 #define S5P6440_GPI(_nr)        (S5P6440_GPIO_I_START + (_nr))
  97 #define S5P6440_GPJ(_nr)        (S5P6440_GPIO_J_START + (_nr))
  98 #define S5P6440_GPN(_nr)        (S5P6440_GPIO_N_START + (_nr))
  99 #define S5P6440_GPP(_nr)        (S5P6440_GPIO_P_START + (_nr))
 100 #define S5P6440_GPR(_nr)        (S5P6440_GPIO_R_START + (_nr))
 101
 102 #define S5P6450_GPA(_nr)        (S5P6450_GPIO_A_START + (_nr))
 103 #define S5P6450_GPB(_nr)        (S5P6450_GPIO_B_START + (_nr))
 104 #define S5P6450_GPC(_nr)        (S5P6450_GPIO_C_START + (_nr))
 105 #define S5P6450_GPD(_nr)        (S5P6450_GPIO_D_START + (_nr))
 106 #define S5P6450_GPF(_nr)        (S5P6450_GPIO_F_START + (_nr))
 107 #define S5P6450_GPG(_nr)        (S5P6450_GPIO_G_START + (_nr))
 108 #define S5P6450_GPH(_nr)        (S5P6450_GPIO_H_START + (_nr))
 109 #define S5P6450_GPI(_nr)        (S5P6450_GPIO_I_START + (_nr))
 110 #define S5P6450_GPJ(_nr)        (S5P6450_GPIO_J_START + (_nr))
 111 #define S5P6450_GPK(_nr)        (S5P6450_GPIO_K_START + (_nr))
 112 #define S5P6450_GPN(_nr)        (S5P6450_GPIO_N_START + (_nr))
 113 #define S5P6450_GPP(_nr)        (S5P6450_GPIO_P_START + (_nr))
 114 #define S5P6450_GPQ(_nr)        (S5P6450_GPIO_Q_START + (_nr))
 115 #define S5P6450_GPR(_nr)        (S5P6450_GPIO_R_START + (_nr))
 116 #define S5P6450_GPS(_nr)        (S5P6450_GPIO_S_START + (_nr))
 117
 118 /* the end of the S5P64X0 specific gpios */
 119
 120 #define S5P6440_GPIO_END        (S5P6440_GPR(S5P6440_GPIO_R_NR) + 1)
 121 #define S5P6450_GPIO_END        (S5P6450_GPS(S5P6450_GPIO_S_NR) + 1)
 122
 123 #define S5P64X0_GPIO_END        (S5P6440_GPIO_END > S5P6450_GPIO_END ?  \
 124                                  S5P6440_GPIO_END : S5P6450_GPIO_END)
 125
 126 #define S3C_GPIO_END            S5P64X0_GPIO_END
 127
 128 /* define the number of gpios we need to the one after the last GPIO range */
 129
 130 #define ARCH_NR_GPIOS           (S5P64X0_GPIO_END + CONFIG_SAMSUNG_GPIO_EXTRA)
 131
 132 #endif /* __ASM_ARCH_GPIO_H */