arch/arm/mach-s3c2410/include/mach/gpio-nrs.h

   1 /* arch/arm/mach-s3c2410/include/mach/gpio-nrs.h
   2  *
   3  * Copyright (c) 2008 Simtec Electronics
   4  *      http://armlinux.simtec.co.uk/
   5  *      Ben Dooks <ben@simtec.co.uk>
   6  *
   7  * S3C2410 - GPIO bank numbering
   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 version 2 as
  11  * published by the Free Software Foundation.
  12 */
  13
  14 #ifndef __MACH_GPIONRS_H
  15 #define __MACH_GPIONRS_H
  16
  17 #define S3C2410_GPIONO(bank,offset) ((bank) + (offset))
  18
  19 #define S3C2410_GPIO_BANKG   (32*6)
  20 #define S3C2410_GPIO_BANKH   (32*7)
  21
  22 /* GPIO sizes for various SoCs:
  23  *
  24  *             2442
  25  *   2410 2412 2440 2443 2416
  26  *   ---- ---- ---- ---- ----
  27  * A 23   22   25   16   25
  28  * B 11   11   11   11   9
  29  * C 16   15   16   16   16
  30  * D 16   16   16   16   16
  31  * E 16   16   16   16   16
  32  * F 8    8    8    8    8
  33  * G 16   16   16   16   8
  34  * H 11   11   9    15   15
  35  * J --   --   13   16   --
  36  * K --   --   --   --   16
  37  * L --   --   --   15   7
  38  * M --   --   --   2    2
  39  */
  40
  41 /* GPIO bank sizes */
  42 #define S3C2410_GPIO_A_NR       (32)
  43 #define S3C2410_GPIO_B_NR       (32)
  44 #define S3C2410_GPIO_C_NR       (32)
  45 #define S3C2410_GPIO_D_NR       (32)
  46 #define S3C2410_GPIO_E_NR       (32)
  47 #define S3C2410_GPIO_F_NR       (32)
  48 #define S3C2410_GPIO_G_NR       (32)
  49 #define S3C2410_GPIO_H_NR       (32)
  50 #define S3C2410_GPIO_J_NR       (32)    /* technically 16. */
  51 #define S3C2410_GPIO_K_NR       (32)    /* technically 16. */
  52 #define S3C2410_GPIO_L_NR       (32)    /* technically 15. */
  53 #define S3C2410_GPIO_M_NR       (32)    /* technically 2. */
  54
  55 #if CONFIG_S3C_GPIO_SPACE != 0
  56 #error CONFIG_S3C_GPIO_SPACE cannot be zero at the moment
  57 #endif
  58
  59 #define S3C2410_GPIO_NEXT(__gpio) \
  60         ((__gpio##_START) + (__gpio##_NR) + CONFIG_S3C_GPIO_SPACE + 0)
  61
  62 #ifndef __ASSEMBLY__
  63
  64 enum s3c_gpio_number {
  65         S3C2410_GPIO_A_START = 0,
  66         S3C2410_GPIO_B_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_A),
  67         S3C2410_GPIO_C_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_B),
  68         S3C2410_GPIO_D_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_C),
  69         S3C2410_GPIO_E_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_D),
  70         S3C2410_GPIO_F_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_E),
  71         S3C2410_GPIO_G_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_F),
  72         S3C2410_GPIO_H_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_G),
  73         S3C2410_GPIO_J_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_H),
  74         S3C2410_GPIO_K_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_J),
  75         S3C2410_GPIO_L_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_K),
  76         S3C2410_GPIO_M_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_L),
  77 };
  78
  79 #endif /* __ASSEMBLY__ */
  80
  81 /* S3C2410 GPIO number definitions. */
  82
  83 #define S3C2410_GPA(_nr)        (S3C2410_GPIO_A_START + (_nr))
  84 #define S3C2410_GPB(_nr)        (S3C2410_GPIO_B_START + (_nr))
  85 #define S3C2410_GPC(_nr)        (S3C2410_GPIO_C_START + (_nr))
  86 #define S3C2410_GPD(_nr)        (S3C2410_GPIO_D_START + (_nr))
  87 #define S3C2410_GPE(_nr)        (S3C2410_GPIO_E_START + (_nr))
  88 #define S3C2410_GPF(_nr)        (S3C2410_GPIO_F_START + (_nr))
  89 #define S3C2410_GPG(_nr)        (S3C2410_GPIO_G_START + (_nr))
  90 #define S3C2410_GPH(_nr)        (S3C2410_GPIO_H_START + (_nr))
  91 #define S3C2410_GPJ(_nr)        (S3C2410_GPIO_J_START + (_nr))
  92 #define S3C2410_GPK(_nr)        (S3C2410_GPIO_K_START + (_nr))
  93 #define S3C2410_GPL(_nr)        (S3C2410_GPIO_L_START + (_nr))
  94 #define S3C2410_GPM(_nr)        (S3C2410_GPIO_M_START + (_nr))
  95
  96 /* compatibility until drivers can be modified */
  97
  98 #define S3C2410_GPA0    S3C2410_GPA(0)
  99 #define S3C2410_GPA1    S3C2410_GPA(1)
 100 #define S3C2410_GPA3    S3C2410_GPA(3)
 101 #define S3C2410_GPA7    S3C2410_GPA(7)
 102
 103 #define S3C2410_GPE0    S3C2410_GPE(0)
 104 #define S3C2410_GPE1    S3C2410_GPE(1)
 105 #define S3C2410_GPE2    S3C2410_GPE(2)
 106 #define S3C2410_GPE3    S3C2410_GPE(3)
 107 #define S3C2410_GPE4    S3C2410_GPE(4)
 108 #define S3C2410_GPE5    S3C2410_GPE(5)
 109 #define S3C2410_GPE6    S3C2410_GPE(6)
 110 #define S3C2410_GPE7    S3C2410_GPE(7)
 111 #define S3C2410_GPE8    S3C2410_GPE(8)
 112 #define S3C2410_GPE9    S3C2410_GPE(9)
 113 #define S3C2410_GPE10   S3C2410_GPE(10)
 114
 115 #define S3C2410_GPH10   S3C2410_GPH(10)
 116
 117 #endif /* __MACH_GPIONRS_H */
 118