timer.c 1.6 KB

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  1. /*
  2. * SH-Mobile Timer
  3. *
  4. * Copyright (C) 2010 Magnus Damm
  5. * Copyright (C) 2002 - 2009 Paul Mundt
  6. *
  7. * This program is free software; you can redistribute it and/or modify
  8. * it under the terms of the GNU General Public License as published by
  9. * the Free Software Foundation; version 2 of the License.
  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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  19. *
  20. */
  21. #include <linux/platform_device.h>
  22. #include <asm/mach/time.h>
  23. #include <asm/smp_twd.h>
  24. static void __init shmobile_late_time_init(void)
  25. {
  26. /*
  27. * Make sure all compiled-in early timers register themselves.
  28. *
  29. * Run probe() for two "earlytimer" devices, these will be the
  30. * clockevents and clocksource devices respectively. In the event
  31. * that only a clockevents device is available, we -ENODEV on the
  32. * clocksource and the jiffies clocksource is used transparently
  33. * instead. No error handling is necessary here.
  34. */
  35. early_platform_driver_register_all("earlytimer");
  36. early_platform_driver_probe("earlytimer", 2, 0);
  37. }
  38. void __init shmobile_earlytimer_init(void)
  39. {
  40. late_time_init = shmobile_late_time_init;
  41. }
  42. static void __init shmobile_timer_init(void)
  43. {
  44. }
  45. struct sys_timer shmobile_timer = {
  46. .init = shmobile_timer_init,
  47. };