arch/arm/mach-shmobile/pm-r8a7740.c

   1 /*
   2  * r8a7740 power management support
   3  *
   4  * Copyright (C) 2012  Renesas Solutions Corp.
   5  * Copyright (C) 2012  Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
   6  *
   7  * This file is subject to the terms and conditions of the GNU General Public
   8  * License.  See the file "COPYING" in the main directory of this archive
   9  * for more details.
  10  */
  11 #include <mach/pm-rmobile.h>
  12
  13 #ifdef CONFIG_PM
  14 static int r8a7740_pd_a4s_suspend(void)
  15 {
  16         /*
  17          * The A4S domain contains the CPU core and therefore it should
  18          * only be turned off if the CPU is in use.
  19          */
  20         return -EBUSY;
  21 }
  22
  23 struct rmobile_pm_domain r8a7740_pd_a4s = {
  24         .genpd.name     = "A4S",
  25         .bit_shift      = 10,
  26         .gov            = &pm_domain_always_on_gov,
  27         .no_debug       = true,
  28         .suspend        = r8a7740_pd_a4s_suspend,
  29 };
  30 #endif /* CONFIG_PM */