xref: /openbmc/linux/arch/arm/mach-tegra/pm.h (revision b34e08d5)
1 /*
2  * Copyright (C) 2010 Google, Inc.
3  * Copyright (c) 2010-2012 NVIDIA Corporation. All rights reserved.
4  *
5  * Author:
6  *	Colin Cross <ccross@google.com>
7  *
8  * This program is free software; you can redistribute it and/or modify it
9  * under the terms and conditions of the GNU General Public License,
10  * version 2, as published by the Free Software Foundation.
11  *
12  * This program is distributed in the hope it will be useful, but WITHOUT
13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
15  * more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
19  */
20 
21 #ifndef _MACH_TEGRA_PM_H_
22 #define _MACH_TEGRA_PM_H_
23 
24 #include "pmc.h"
25 
26 struct tegra_lp1_iram {
27 	void	*start_addr;
28 	void	*end_addr;
29 };
30 extern struct tegra_lp1_iram tegra_lp1_iram;
31 extern void (*tegra_sleep_core_finish)(unsigned long v2p);
32 
33 void tegra20_lp1_iram_hook(void);
34 void tegra20_sleep_core_init(void);
35 void tegra30_lp1_iram_hook(void);
36 void tegra30_sleep_core_init(void);
37 
38 extern unsigned long l2x0_saved_regs_addr;
39 
40 void tegra_clear_cpu_in_lp2(void);
41 bool tegra_set_cpu_in_lp2(void);
42 
43 void tegra_idle_lp2_last(void);
44 extern void (*tegra_tear_down_cpu)(void);
45 
46 #ifdef CONFIG_PM_SLEEP
47 enum tegra_suspend_mode tegra_pm_validate_suspend_mode(
48 				enum tegra_suspend_mode mode);
49 void tegra_init_suspend(void);
50 #else
51 static inline enum tegra_suspend_mode tegra_pm_validate_suspend_mode(
52 				enum tegra_suspend_mode mode)
53 {
54 	return TEGRA_SUSPEND_NONE;
55 }
56 static inline void tegra_init_suspend(void) {}
57 #endif
58 
59 #endif /* _MACH_TEGRA_PM_H_ */
60