arch/mips/include/asm/mach-au1x00/ioremap.h

   1 /*
   2  *      include/asm-mips/mach-au1x00/ioremap.h
   3  *
   4  *      This program is free software; you can redistribute it and/or
   5  *      modify it under the terms of the GNU General Public License
   6  *      as published by the Free Software Foundation; either version
   7  *      2 of the License, or (at your option) any later version.
   8  */
   9 #ifndef __ASM_MACH_AU1X00_IOREMAP_H
  10 #define __ASM_MACH_AU1X00_IOREMAP_H
  11
  12 #include <linux/types.h>
  13
  14 #if defined(CONFIG_PHYS_ADDR_T_64BIT) && defined(CONFIG_PCI)
  15 extern phys_addr_t __fixup_bigphys_addr(phys_addr_t, phys_addr_t);
  16 #else
  17 static inline phys_addr_t __fixup_bigphys_addr(phys_addr_t phys_addr, phys_addr_t size)
  18 {
  19         return phys_addr;
  20 }
  21 #endif
  22
  23 /*
  24  * Allow physical addresses to be fixed up to help 36-bit peripherals.
  25  */
  26 static inline phys_addr_t fixup_bigphys_addr(phys_addr_t phys_addr, phys_addr_t size)
  27 {
  28         return __fixup_bigphys_addr(phys_addr, size);
  29 }
  30
  31 static inline void __iomem *plat_ioremap(phys_addr_t offset, unsigned long size,
  32         unsigned long flags)
  33 {
  34         return NULL;
  35 }
  36
  37 static inline int plat_iounmap(const volatile void __iomem *addr)
  38 {
  39         return 0;
  40 }
  41
  42 #endif /* __ASM_MACH_AU1X00_IOREMAP_H */