arch/arm/plat-mxc/include/mach/io.h

   1 /*
   2  *  Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
   3  */
   4
   5 /*
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10
  11 #ifndef __ASM_ARCH_MXC_IO_H__
  12 #define __ASM_ARCH_MXC_IO_H__
  13
  14 /* Allow IO space to be anywhere in the memory */
  15 #define IO_SPACE_LIMIT 0xffffffff
  16
  17 #define __arch_ioremap __imx_ioremap
  18 #define __arch_iounmap __iounmap
  19
  20 #define addr_in_module(addr, mod) \
  21         ((unsigned long)(addr) - mod ## _BASE_ADDR < mod ## _SIZE)
  22
  23 extern void __iomem *(*imx_ioremap)(unsigned long, size_t, unsigned int);
  24
  25 static inline void __iomem *
  26 __imx_ioremap(unsigned long phys_addr, size_t size, unsigned int mtype)
  27 {
  28         if (imx_ioremap != NULL)
  29                 return imx_ioremap(phys_addr, size, mtype);
  30         else
  31                 return __arm_ioremap(phys_addr, size, mtype);
  32 }
  33
  34 /* io address mapping macro */
  35 #define __io(a)         __typesafe_io(a)
  36
  37 #define __mem_pci(a)    (a)
  38
  39 #endif