LXR linux/include/soc/tegra/pm.h

   1/*
   2 * Copyright (C) 2014 NVIDIA Corporation
   3 *
   4 * This program is free software; you can redistribute it and/or modify
   5 * it under the terms of the GNU General Public License version 2 as
   6 * published by the Free Software Foundation.
   7 */
   8
   9#ifndef __SOC_TEGRA_PM_H__
  10#define __SOC_TEGRA_PM_H__
  11
  12enum tegra_suspend_mode {
  13        TEGRA_SUSPEND_NONE = 0,
  14        TEGRA_SUSPEND_LP2, /* CPU voltage off */
  15        TEGRA_SUSPEND_LP1, /* CPU voltage off, DRAM self-refresh */
  16        TEGRA_SUSPEND_LP0, /* CPU + core voltage off, DRAM self-refresh */
  17        TEGRA_MAX_SUSPEND_MODE,
  18};
  19
  20#if defined(CONFIG_PM_SLEEP) && defined(CONFIG_ARM)
  21enum tegra_suspend_mode
  22tegra_pm_validate_suspend_mode(enum tegra_suspend_mode mode);
  23
  24/* low-level resume entry point */
  25void tegra_resume(void);
  26#else
  27static inline enum tegra_suspend_mode
  28tegra_pm_validate_suspend_mode(enum tegra_suspend_mode mode)
  29{
  30        return TEGRA_SUSPEND_NONE;
  31}
  32
  33static inline void tegra_resume(void)
  34{
  35}
  36#endif /* CONFIG_PM_SLEEP */
  37
  38#endif /* __SOC_TEGRA_PM_H__ */
  39