lluart.c 1.0 KB

1234567891011121314151617181920212223242526272829303132333435
  1. /*
  2. * Copyright 2011 Calxeda, Inc.
  3. *
  4. * This program is free software; you can redistribute it and/or modify it
  5. * under the terms and conditions of the GNU General Public License,
  6. * version 2, as published by the Free Software Foundation.
  7. *
  8. * This program is distributed in the hope it will be useful, but WITHOUT
  9. * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  10. * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  11. * more details.
  12. *
  13. * You should have received a copy of the GNU General Public License along with
  14. * this program. If not, see <http://www.gnu.org/licenses/>.
  15. */
  16. #include <linux/init.h>
  17. #include <asm/page.h>
  18. #include <asm/sizes.h>
  19. #include <asm/mach/map.h>
  20. #define HB_DEBUG_LL_PHYS_BASE 0xfff36000
  21. #define HB_DEBUG_LL_VIRT_BASE 0xfee36000
  22. static struct map_desc lluart_io_desc __initdata = {
  23. .virtual = HB_DEBUG_LL_VIRT_BASE,
  24. .pfn = __phys_to_pfn(HB_DEBUG_LL_PHYS_BASE),
  25. .length = SZ_4K,
  26. .type = MT_DEVICE,
  27. };
  28. void __init highbank_lluart_map_io(void)
  29. {
  30. iotable_init(&lluart_io_desc, 1);
  31. }