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 12 enum 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 #ifdef CONFIG_PM_SLEEP 21 enum tegra_suspend_mode 22 tegra_pm_validate_suspend_mode(enum tegra_suspend_mode mode); 23 24 /* low-level resume entry point */ 25 void tegra_resume(void); 26 #else 27 static inline enum tegra_suspend_mode 28 tegra_pm_validate_suspend_mode(enum tegra_suspend_mode mode) 29 { 30 return TEGRA_SUSPEND_NONE; 31 } 32 33 static inline void tegra_resume(void) 34 { 35 } 36 #endif /* CONFIG_PM_SLEEP */ 37 38 #endif /* __SOC_TEGRA_PM_H__ */ 39