LXR linux/arch/arm/mach-epxa10db/mm.c

   1/*
   2 *  linux/arch/arm/mach-epxa10db/mm.c
   3 *
   4 *  MM routines for Altera'a Epxa10db board
   5 *
   6 *  Copyright (C) 2001 Altera Corporation
   7 *
   8 * This program is free software; you can redistribute it and/or modify
   9 * it under the terms of the GNU General Public License as published by
  10 * the Free Software Foundation; either version 2 of the License, or
  11 * (at your option) any later version.
  12 *
  13 * This program is distributed in the hope that it will be useful,
  14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 * GNU General Public License for more details.
  17 *
  18 * You should have received a copy of the GNU General Public License
  19 * along with this program; if not, write to the Free Software
  20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21 */
  22#include <linux/kernel.h>
  23#include <linux/init.h>
  24
  25#include <asm/hardware.h>
  26#include <asm/io.h>
  27#include <asm/sizes.h>
  28 
  29#include <asm/mach/map.h>
  30
  31/* Page table mapping for I/O region */
  32 
  33static struct map_desc epxa10db_io_desc[] __initdata = {
  34 { IO_ADDRESS(EXC_REGISTERS_BASE),   EXC_REGISTERS_BASE,    SZ_16K, MT_DEVICE }, 
  35 { IO_ADDRESS(EXC_PLD_BLOCK0_BASE),  EXC_PLD_BLOCK0_BASE,   SZ_16K, MT_DEVICE }, 
  36 { IO_ADDRESS(EXC_PLD_BLOCK1_BASE),  EXC_PLD_BLOCK1_BASE,   SZ_16K, MT_DEVICE }, 
  37 { IO_ADDRESS(EXC_PLD_BLOCK2_BASE),  EXC_PLD_BLOCK2_BASE,   SZ_16K, MT_DEVICE }, 
  38 { IO_ADDRESS(EXC_PLD_BLOCK3_BASE),  EXC_PLD_BLOCK3_BASE,   SZ_16K, MT_DEVICE }, 
  39 { FLASH_VADDR(EXC_EBI_BLOCK0_BASE), EXC_EBI_BLOCK0_BASE,   SZ_16M, MT_DEVICE }
  40};
  41
  42void __init epxa10db_map_io(void)
  43{
  44        iotable_init(epxa10db_io_desc, ARRAY_SIZE(epxa10db_io_desc));
  45}
  46