arch/arm/mach-iop32x/include/mach/system.h

   1 /*
   2  * arch/arm/mach-iop32x/include/mach/system.h
   3  *
   4  * Copyright (C) 2001 MontaVista Software, Inc.
   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 version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10 #include <asm/mach-types.h>
  11 #include <asm/hardware/iop3xx.h>
  12 #include <mach/n2100.h>
  13
  14 static inline void arch_idle(void)
  15 {
  16         cpu_do_idle();
  17 }
  18
  19 static inline void arch_reset(char mode, const char *cmd)
  20 {
  21         local_irq_disable();
  22
  23         if (machine_is_n2100()) {
  24                 gpio_line_set(N2100_HARDWARE_RESET, GPIO_LOW);
  25                 gpio_line_config(N2100_HARDWARE_RESET, GPIO_OUT);
  26                 while (1)
  27                         ;
  28         }
  29
  30         *IOP3XX_PCSR = 0x30;
  31
  32         /* Jump into ROM at address 0 */
  33         cpu_reset(0);
  34 }