arch/arm/mach-clps711x/autcpu12.c

   1 /*
   2  *  linux/arch/arm/mach-clps711x/autcpu12.c
   3  *
   4  * (c) 2001 Thomas Gleixner, autronix automation <gleixner@autronix.de>
   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 as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20 #include <linux/kernel.h>
  21 #include <linux/init.h>
  22 #include <linux/types.h>
  23 #include <linux/string.h>
  24 #include <linux/mm.h>
  25 #include <linux/io.h>
  26 #include <linux/ioport.h>
  27 #include <linux/platform_device.h>
  28
  29 #include <mach/hardware.h>
  30 #include <asm/sizes.h>
  31 #include <asm/setup.h>
  32 #include <asm/mach-types.h>
  33 #include <asm/mach/arch.h>
  34 #include <asm/pgtable.h>
  35 #include <asm/page.h>
  36
  37 #include <asm/mach/map.h>
  38 #include <mach/autcpu12.h>
  39
  40 #include "common.h"
  41
  42 static struct map_desc autcpu12_io_desc[] __initdata = {
  43         /* Memory-mapped extra io and CS8900A Ethernet chip */
  44         {
  45                 .virtual        = IO_ADDRESS(AUTCPU12_PHYS_CS8900A),
  46                 .pfn            = __phys_to_pfn(AUTCPU12_PHYS_CS8900A),
  47                 .length         = SZ_1M,
  48                 .type           = MT_DEVICE
  49         }
  50 };
  51
  52 void __init autcpu12_map_io(void)
  53 {
  54         clps711x_map_io();
  55         iotable_init(autcpu12_io_desc, ARRAY_SIZE(autcpu12_io_desc));
  56 }
  57
  58 static struct resource autcpu12_nvram_resource[] __initdata = {
  59         DEFINE_RES_MEM_NAMED(AUTCPU12_PHYS_NVRAM, SZ_128K, "SRAM"),
  60 };
  61
  62 static struct platform_device autcpu12_nvram_pdev __initdata = {
  63         .name           = "autcpu12_nvram",
  64         .id             = -1,
  65         .resource       = autcpu12_nvram_resource,
  66         .num_resources  = ARRAY_SIZE(autcpu12_nvram_resource),
  67 };
  68
  69 static void __init autcpu12_init(void)
  70 {
  71         platform_device_register(&autcpu12_nvram_pdev);
  72 }
  73
  74 MACHINE_START(AUTCPU12, "autronix autcpu12")
  75         /* Maintainer: Thomas Gleixner */
  76         .atag_offset    = 0x20000,
  77         .init_machine   = autcpu12_init,
  78         .map_io         = autcpu12_map_io,
  79         .init_irq       = clps711x_init_irq,
  80         .timer          = &clps711x_timer,
  81         .restart        = clps711x_restart,
  82 MACHINE_END
  83