1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * TI Wakeup M3 for AMx3 SoCs Power Management Routines
5 * Copyright (C) 2015 Texas Instruments Incorporated - https://www.ti.com/
6 * Dave Gerlach <d-gerlach@ti.com>
9 #ifndef _LINUX_WKUP_M3_IPC_H
10 #define _LINUX_WKUP_M3_IPC_H
12 #define WKUP_M3_DEEPSLEEP 1
13 #define WKUP_M3_STANDBY 2
14 #define WKUP_M3_IDLE 3
16 #include <linux/mailbox_client.h>
18 struct wkup_m3_ipc_ops;
23 void __iomem *ipc_mem_base;
27 unsigned long resume_addr;
33 unsigned long volt_scale_offsets;
34 const char *sd_fw_name;
36 struct completion sync_complete;
37 struct mbox_client mbox_client;
38 struct mbox_chan *mbox;
40 struct wkup_m3_ipc_ops *ops;
42 struct dentry *dbg_path;
45 struct wkup_m3_wakeup_src {
50 struct wkup_m3_scale_data_header {
56 struct wkup_m3_ipc_ops {
57 void (*set_mem_type)(struct wkup_m3_ipc *m3_ipc, int mem_type);
58 void (*set_resume_address)(struct wkup_m3_ipc *m3_ipc, void *addr);
59 int (*prepare_low_power)(struct wkup_m3_ipc *m3_ipc, int state);
60 int (*finish_low_power)(struct wkup_m3_ipc *m3_ipc);
61 int (*request_pm_status)(struct wkup_m3_ipc *m3_ipc);
62 const char *(*request_wake_src)(struct wkup_m3_ipc *m3_ipc);
63 void (*set_rtc_only)(struct wkup_m3_ipc *m3_ipc);
66 struct wkup_m3_ipc *wkup_m3_ipc_get(void);
67 void wkup_m3_ipc_put(struct wkup_m3_ipc *m3_ipc);
68 void wkup_m3_set_rtc_only_mode(void);
69 #endif /* _LINUX_WKUP_M3_IPC_H */