arch/arm/kernel/v7m.c

   1 /*
   2  * Copyright (C) 2013 Uwe Kleine-Koenig for Pengutronix
   3  *
   4  * This program is free software; you can redistribute it and/or modify it under
   5  * the terms of the GNU General Public License version 2 as published by the
   6  * Free Software Foundation.
   7  */
   8 #include <linux/io.h>
   9 #include <linux/reboot.h>
  10 #include <asm/barrier.h>
  11 #include <asm/v7m.h>
  12
  13 void armv7m_restart(enum reboot_mode mode, const char *cmd)
  14 {
  15         dsb();
  16         __raw_writel(V7M_SCB_AIRCR_VECTKEY | V7M_SCB_AIRCR_SYSRESETREQ,
  17                         BASEADDR_V7M_SCB + V7M_SCB_AIRCR);
  18         dsb();
  19 }