malta-reset.c 1.6 KB

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  1. /*
  2. * Carsten Langgaard, carstenl@mips.com
  3. * Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved.
  4. *
  5. * ########################################################################
  6. *
  7. * This program is free software; you can distribute it and/or modify it
  8. * under the terms of the GNU General Public License (Version 2) as
  9. * published by the Free Software Foundation.
  10. *
  11. * This program is distributed in the hope it will be useful, but WITHOUT
  12. * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13. * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  14. * for more details.
  15. *
  16. * You should have received a copy of the GNU General Public License along
  17. * with this program; if not, write to the Free Software Foundation, Inc.,
  18. * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
  19. *
  20. * ########################################################################
  21. *
  22. * Reset the MIPS boards.
  23. *
  24. */
  25. #include <linux/init.h>
  26. #include <linux/pm.h>
  27. #include <asm/io.h>
  28. #include <asm/reboot.h>
  29. #include <asm/mips-boards/generic.h>
  30. static void mips_machine_restart(char *command)
  31. {
  32. unsigned int __iomem *softres_reg =
  33. ioremap(SOFTRES_REG, sizeof(unsigned int));
  34. __raw_writel(GORESET, softres_reg);
  35. }
  36. static void mips_machine_halt(void)
  37. {
  38. unsigned int __iomem *softres_reg =
  39. ioremap(SOFTRES_REG, sizeof(unsigned int));
  40. __raw_writel(GORESET, softres_reg);
  41. }
  42. static int __init mips_reboot_setup(void)
  43. {
  44. _machine_restart = mips_machine_restart;
  45. _machine_halt = mips_machine_halt;
  46. pm_power_off = mips_machine_halt;
  47. return 0;
  48. }
  49. arch_initcall(mips_reboot_setup);