autcpu12.c 2.1 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 <mach/hardware.h>
  27. #include <asm/sizes.h>
  28. #include <asm/setup.h>
  29. #include <asm/mach-types.h>
  30. #include <asm/mach/arch.h>
  31. #include <asm/pgtable.h>
  32. #include <asm/page.h>
  33. #include <asm/mach/map.h>
  34. #include <mach/autcpu12.h>
  35. #include "common.h"
  36. /*
  37. * The on-chip registers are given a size of 1MB so that a section can
  38. * be used to map them; this saves a page table. This is the place to
  39. * add mappings for ROM, expansion memory, PCMCIA, etc. (if static
  40. * mappings are chosen for those areas).
  41. *
  42. */
  43. static struct map_desc autcpu12_io_desc[] __initdata = {
  44. /* memory-mapped extra io and CS8900A Ethernet chip */
  45. /* ethernet chip */
  46. {
  47. .virtual = AUTCPU12_VIRT_CS8900A,
  48. .pfn = __phys_to_pfn(AUTCPU12_PHYS_CS8900A),
  49. .length = SZ_1M,
  50. .type = MT_DEVICE
  51. }
  52. };
  53. void __init autcpu12_map_io(void)
  54. {
  55. clps711x_map_io();
  56. iotable_init(autcpu12_io_desc, ARRAY_SIZE(autcpu12_io_desc));
  57. }
  58. MACHINE_START(AUTCPU12, "autronix autcpu12")
  59. /* Maintainer: Thomas Gleixner */
  60. .boot_params = 0xc0020000,
  61. .map_io = autcpu12_map_io,
  62. .init_irq = clps711x_init_irq,
  63. .timer = &clps711x_timer,
  64. MACHINE_END