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/*
* TI Wakeup M3 for AMx3 SoCs Power Management Routines
*
* Copyright (C) 2015 Texas Instruments Incorporated - https://www.ti.com/
* Dave Gerlach <[email protected]>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation version 2.
*
* This program is distributed "as is" WITHOUT ANY WARRANTY of any
* kind, whether express or implied; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _LINUX_WKUP_M3_IPC_H
#define _LINUX_WKUP_M3_IPC_H
#define WKUP_M3_DEEPSLEEP 1
#define WKUP_M3_STANDBY 2
#define WKUP_M3_IDLE 3
#include <linux/mailbox_client.h>
struct wkup_m3_ipc_ops;
struct wkup_m3_ipc {
struct rproc *rproc;
void __iomem *ipc_mem_base;
struct device *dev;
int mem_type;
unsigned long resume_addr;
int state;
struct completion sync_complete;
struct mbox_client mbox_client;
struct mbox_chan *mbox;
struct wkup_m3_ipc_ops *ops;
int is_rtc_only;
};
struct wkup_m3_wakeup_src {
int irq_nr;
char src[10];
};
struct wkup_m3_ipc_ops {
void (*set_mem_type)(struct wkup_m3_ipc *m3_ipc, int mem_type);
void (*set_resume_address)(struct wkup_m3_ipc *m3_ipc, void *addr);
int (*prepare_low_power)(struct wkup_m3_ipc *m3_ipc, int state);
int (*finish_low_power)(struct wkup_m3_ipc *m3_ipc);
int (*request_pm_status)(struct wkup_m3_ipc *m3_ipc);
const char *(*request_wake_src)(struct wkup_m3_ipc *m3_ipc);
void (*set_rtc_only)(struct wkup_m3_ipc *m3_ipc);
};
struct wkup_m3_ipc *wkup_m3_ipc_get(void);
void wkup_m3_ipc_put(struct wkup_m3_ipc *m3_ipc);
void wkup_m3_set_rtc_only_mode(void);
#endif /* _LINUX_WKUP_M3_IPC_H */