arch/mips/pnx833x/common/reset.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  *  reset.c: reset support for PNX833X.
   4  *
   5  *  Copyright 2008 NXP Semiconductors
   6  *        Chris Steel <chris.steel@nxp.com>
   7  *    Daniel Laird <daniel.j.laird@nxp.com>
   8  *
   9  *  Based on software written by:
  10  *      Nikita Youshchenko <yoush@debian.org>, based on PNX8550 code.
  11  */
  12 #include <linux/reboot.h>
  13 #include <pnx833x.h>
  14
  15 void pnx833x_machine_restart(char *command)
  16 {
  17         PNX833X_RESET_CONTROL_2 = 0;
  18         PNX833X_RESET_CONTROL = 0;
  19 }
  20
  21 void pnx833x_machine_halt(void)
  22 {
  23         while (1)
  24                 __asm__ __volatile__ ("wait");
  25
  26 }
  27
  28 void pnx833x_machine_power_off(void)
  29 {
  30         pnx833x_machine_halt();
  31 }