arch/arm/plat-stmp3xxx/include/mach/pins.h

   1 /*
   2  * Freescale STMP37XX/STMP378X Pin multiplexing interface definitions
   3  *
   4  * Author: Vladislav Buzov <vbuzov@embeddedalley.com>
   5  *
   6  * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
   7  * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
   8  */
   9
  10 /*
  11  * The code contained herein is licensed under the GNU General Public
  12  * License. You may obtain a copy of the GNU General Public License
  13  * Version 2 or later at the following locations:
  14  *
  15  * http://www.opensource.org/licenses/gpl-license.html
  16  * http://www.gnu.org/copyleft/gpl.html
  17  */
  18 #ifndef __ASM_PLAT_PINS_H
  19 #define __ASM_PLAT_PINS_H
  20
  21 #define STMP3XXX_PINID(bank, pin)       (bank * 32 + pin)
  22 #define STMP3XXX_PINID_TO_BANK(pinid)   (pinid / 32)
  23 #define STMP3XXX_PINID_TO_PINNUM(pinid) (pinid % 32)
  24
  25 /*
  26  * Special invalid pin identificator to show a pin doesn't exist
  27  */
  28 #define PINID_NO_PIN    STMP3XXX_PINID(0xFF, 0xFF)
  29
  30 #endif /* __ASM_PLAT_PINS_H */