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cdd5de50 DG |
1 | /* |
2 | * TI Wakeup M3 for AMx3 SoCs Power Management Routines | |
3 | * | |
4 | * Copyright (C) 2015 Texas Instruments Incorporated - http://www.ti.com/ | |
5 | * Dave Gerlach <d-gerlach@ti.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU General Public License as | |
9 | * published by the Free Software Foundation version 2. | |
10 | * | |
11 | * This program is distributed "as is" WITHOUT ANY WARRANTY of any | |
12 | * kind, whether express or implied; without even the implied warranty | |
13 | * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | */ | |
16 | ||
17 | #ifndef _LINUX_WKUP_M3_IPC_H | |
18 | #define _LINUX_WKUP_M3_IPC_H | |
19 | ||
20 | #define WKUP_M3_DEEPSLEEP 1 | |
21 | #define WKUP_M3_STANDBY 2 | |
22 | #define WKUP_M3_IDLE 3 | |
23 | ||
24 | #include <linux/mailbox_client.h> | |
25 | ||
26 | struct wkup_m3_ipc_ops; | |
27 | ||
28 | struct wkup_m3_ipc { | |
29 | struct rproc *rproc; | |
30 | ||
31 | void __iomem *ipc_mem_base; | |
32 | struct device *dev; | |
33 | ||
34 | int mem_type; | |
35 | unsigned long resume_addr; | |
36 | int state; | |
37 | ||
38 | struct completion sync_complete; | |
39 | struct mbox_client mbox_client; | |
40 | struct mbox_chan *mbox; | |
41 | ||
42 | struct wkup_m3_ipc_ops *ops; | |
43 | }; | |
44 | ||
45 | struct wkup_m3_ipc_ops { | |
46 | void (*set_mem_type)(struct wkup_m3_ipc *m3_ipc, int mem_type); | |
47 | void (*set_resume_address)(struct wkup_m3_ipc *m3_ipc, void *addr); | |
48 | int (*prepare_low_power)(struct wkup_m3_ipc *m3_ipc, int state); | |
49 | int (*finish_low_power)(struct wkup_m3_ipc *m3_ipc); | |
50 | int (*request_pm_status)(struct wkup_m3_ipc *m3_ipc); | |
51 | }; | |
52 | ||
53 | struct wkup_m3_ipc *wkup_m3_ipc_get(void); | |
54 | void wkup_m3_ipc_put(struct wkup_m3_ipc *m3_ipc); | |
55 | #endif /* _LINUX_WKUP_M3_IPC_H */ |