gpio-nrs.h

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/* arch/arm/mach-s3c2410/include/mach/gpio-nrs.h
 *
 * Copyright (c) 2008 Simtec Electronics
 *  http://armlinux.simtec.co.uk/
 *  Ben Dooks <[email protected]>
 *
 * S3C2410 - GPIO bank numbering
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
*/

#ifndef __MACH_GPIONRS_H
#define __MACH_GPIONRS_H

#define S3C2410_GPIONO(bank,offset) ((bank) + (offset))

#define S3C2410_GPIO_BANKG   (32*6)
#define S3C2410_GPIO_BANKH   (32*7)

/* GPIO sizes for various SoCs:
 *
 *             2442
 *   2410 2412 2440 2443 2416
 *   ---- ---- ---- ---- ----
 * A 23   22   25   16   25
 * B 11   11   11   11   9
 * C 16   15   16   16   16
 * D 16   16   16   16   16
 * E 16   16   16   16   16
 * F 8    8    8    8    8
 * G 16   16   16   16   8
 * H 11   11   9    15   15
 * J --   --   13   16   --
 * K --   --   --   --   16
 * L --   --   --   15   7
 * M --   --   --   2    2
 */

/* GPIO bank sizes */
#define S3C2410_GPIO_A_NR   (32)
#define S3C2410_GPIO_B_NR   (32)
#define S3C2410_GPIO_C_NR   (32)
#define S3C2410_GPIO_D_NR   (32)
#define S3C2410_GPIO_E_NR   (32)
#define S3C2410_GPIO_F_NR   (32)
#define S3C2410_GPIO_G_NR   (32)
#define S3C2410_GPIO_H_NR   (32)
#define S3C2410_GPIO_J_NR   (32)    /* technically 16. */
#define S3C2410_GPIO_K_NR   (32)    /* technically 16. */
#define S3C2410_GPIO_L_NR   (32)    /* technically 15. */
#define S3C2410_GPIO_M_NR   (32)    /* technically 2. */

#if CONFIG_S3C_GPIO_SPACE != 0
#error CONFIG_S3C_GPIO_SPACE cannot be nonzero at the moment
#endif

#define S3C2410_GPIO_NEXT(__gpio) \
    ((__gpio##_START) + (__gpio##_NR) + CONFIG_S3C_GPIO_SPACE + 0)

#ifndef __ASSEMBLY__

enum s3c_gpio_number {
    S3C2410_GPIO_A_START = 0,
    S3C2410_GPIO_B_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_A),
    S3C2410_GPIO_C_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_B),
    S3C2410_GPIO_D_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_C),
    S3C2410_GPIO_E_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_D),
    S3C2410_GPIO_F_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_E),
    S3C2410_GPIO_G_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_F),
    S3C2410_GPIO_H_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_G),
    S3C2410_GPIO_J_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_H),
    S3C2410_GPIO_K_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_J),
    S3C2410_GPIO_L_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_K),
    S3C2410_GPIO_M_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_L),
};

#endif /* __ASSEMBLY__ */

/* S3C2410 GPIO number definitions. */

#define S3C2410_GPA(_nr)    (S3C2410_GPIO_A_START + (_nr))
#define S3C2410_GPB(_nr)    (S3C2410_GPIO_B_START + (_nr))
#define S3C2410_GPC(_nr)    (S3C2410_GPIO_C_START + (_nr))
#define S3C2410_GPD(_nr)    (S3C2410_GPIO_D_START + (_nr))
#define S3C2410_GPE(_nr)    (S3C2410_GPIO_E_START + (_nr))
#define S3C2410_GPF(_nr)    (S3C2410_GPIO_F_START + (_nr))
#define S3C2410_GPG(_nr)    (S3C2410_GPIO_G_START + (_nr))
#define S3C2410_GPH(_nr)    (S3C2410_GPIO_H_START + (_nr))
#define S3C2410_GPJ(_nr)    (S3C2410_GPIO_J_START + (_nr))
#define S3C2410_GPK(_nr)    (S3C2410_GPIO_K_START + (_nr))
#define S3C2410_GPL(_nr)    (S3C2410_GPIO_L_START + (_nr))
#define S3C2410_GPM(_nr)    (S3C2410_GPIO_M_START + (_nr))

#endif /* __MACH_GPIONRS_H */