arch/arm/mach-clps711x/mm.c

   1 /*
   2  *  linux/arch/arm/mach-clps711x/mm.c
   3  *
   4  *  Generic MM setup for the CLPS711x-based machines.
   5  *
   6  *  Copyright (C) 2001 Deep Blue Solutions Ltd
   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/mm.h>
  24 #include <linux/init.h>
  25 #include <linux/bootmem.h>
  26
  27 #include <asm/sizes.h>
  28 #include <mach/hardware.h>
  29 #include <asm/pgtable.h>
  30 #include <asm/page.h>
  31 #include <asm/mach/map.h>
  32 #include <asm/hardware/clps7111.h>
  33
  34 /*
  35  * This maps the generic CLPS711x registers
  36  */
  37 static struct map_desc clps711x_io_desc[] __initdata = {
  38         {
  39                 .virtual        = CLPS7111_VIRT_BASE,
  40                 .pfn            = __phys_to_pfn(CLPS7111_PHYS_BASE),
  41                 .length         = SZ_1M,
  42                 .type           = MT_DEVICE
  43         }
  44 };
  45
  46 void __init clps711x_map_io(void)
  47 {
  48         iotable_init(clps711x_io_desc, ARRAY_SIZE(clps711x_io_desc));
  49 }