autcpu12.c 2.3 KB

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  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. #include <mach/hardware.h>
  29. #include <asm/sizes.h>
  30. #include <asm/setup.h>
  31. #include <asm/mach-types.h>
  32. #include <asm/mach/arch.h>
  33. #include <asm/pgtable.h>
  34. #include <asm/page.h>
  35. #include <asm/mach/map.h>
  36. #include <mach/autcpu12.h>
  37. #include "common.h"
  38. static struct map_desc autcpu12_io_desc[] __initdata = {
  39. /* Memory-mapped extra io and CS8900A Ethernet chip */
  40. {
  41. .virtual = IO_ADDRESS(AUTCPU12_PHYS_CS8900A),
  42. .pfn = __phys_to_pfn(AUTCPU12_PHYS_CS8900A),
  43. .length = SZ_1M,
  44. .type = MT_DEVICE
  45. }
  46. };
  47. void __init autcpu12_map_io(void)
  48. {
  49. clps711x_map_io();
  50. iotable_init(autcpu12_io_desc, ARRAY_SIZE(autcpu12_io_desc));
  51. }
  52. static struct resource autcpu12_nvram_resource[] __initdata = {
  53. DEFINE_RES_MEM_NAMED(AUTCPU12_PHYS_NVRAM, SZ_128K, "SRAM"),
  54. };
  55. static struct platform_device autcpu12_nvram_pdev __initdata = {
  56. .name = "autcpu12_nvram",
  57. .id = -1,
  58. .resource = autcpu12_nvram_resource,
  59. .num_resources = ARRAY_SIZE(autcpu12_nvram_resource),
  60. };
  61. static void __init autcpu12_init(void)
  62. {
  63. platform_device_register(&autcpu12_nvram_pdev);
  64. }
  65. MACHINE_START(AUTCPU12, "autronix autcpu12")
  66. /* Maintainer: Thomas Gleixner */
  67. .atag_offset = 0x20000,
  68. .init_machine = autcpu12_init,
  69. .map_io = autcpu12_map_io,
  70. .init_irq = clps711x_init_irq,
  71. .timer = &clps711x_timer,
  72. .restart = clps711x_restart,
  73. MACHINE_END