Blame view

kernel/linux-rt-4.4.41/arch/mips/pnx833x/common/reset.c 1.26 KB
5113f6f70   김현기   kernel add
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
  /*
   *  reset.c: reset support for PNX833X.
   *
   *  Copyright 2008 NXP Semiconductors
   *	  Chris Steel <chris.steel@nxp.com>
   *    Daniel Laird <daniel.j.laird@nxp.com>
   *
   *  Based on software written by:
   *	Nikita Youshchenko <yoush@debian.org>, based on PNX8550 code.
   *
   *  This program is free software; you can redistribute it and/or modify
   *  it under the terms of the GNU General Public License as published by
   *  the Free Software Foundation; either version 2 of the License, or
   *  (at your option) any later version.
   *
   *  This program is distributed in the hope that it will be useful,
   *  but WITHOUT ANY WARRANTY; without even the implied warranty of
   *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   *  GNU General Public License for more details.
   *
   *  You should have received a copy of the GNU General Public License
   *  along with this program; if not, write to the Free Software
   *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
   */
  #include <linux/reboot.h>
  #include <pnx833x.h>
  
  void pnx833x_machine_restart(char *command)
  {
  	PNX833X_RESET_CONTROL_2 = 0;
  	PNX833X_RESET_CONTROL = 0;
  }
  
  void pnx833x_machine_halt(void)
  {
  	while (1)
  		__asm__ __volatile__ ("wait");
  
  }
  
  void pnx833x_machine_power_off(void)
  {
  	pnx833x_machine_halt();
  }