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

   1 /*
   2  * Copyright 2007 Freescale Semiconductor, Inc. All Rights Reserved.
   3  * Copyright 2008 Juergen Beisert, kernel@pengutronix.de
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version 2
   8  * of the License, or (at your option) any later version.
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  17  * MA  02110-1301, USA.
  18  */
  19
  20 #ifndef __MACH_MXS_GPIO_H__
  21 #define __MACH_MXS_GPIO_H__
  22
  23 #define MXS_GPIO_NR(bank, nr)   ((bank) * 32 + (nr))
  24
  25 #define irq_to_gpio(irq)        ((irq) - MXS_GPIO_IRQ_START)
  26
  27 #endif /* __MACH_MXS_GPIO_H__ */