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__ */