70 lines
1.6 KiB
C
70 lines
1.6 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* TI Wakeup M3 for AMx3 SoCs Power Management Routines
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*
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* Copyright (C) 2015 Texas Instruments Incorporated - https://www.ti.com/
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* Dave Gerlach <d-gerlach@ti.com>
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*/
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#ifndef _LINUX_WKUP_M3_IPC_H
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#define _LINUX_WKUP_M3_IPC_H
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#define WKUP_M3_DEEPSLEEP 1
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#define WKUP_M3_STANDBY 2
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#define WKUP_M3_IDLE 3
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#include <linux/mailbox_client.h>
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struct wkup_m3_ipc_ops;
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struct wkup_m3_ipc {
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struct rproc *rproc;
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void __iomem *ipc_mem_base;
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struct device *dev;
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int mem_type;
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unsigned long resume_addr;
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int vtt_conf;
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int isolation_conf;
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int state;
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u32 halt;
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unsigned long volt_scale_offsets;
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const char *sd_fw_name;
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struct completion sync_complete;
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struct mbox_client mbox_client;
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struct mbox_chan *mbox;
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struct wkup_m3_ipc_ops *ops;
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int is_rtc_only;
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struct dentry *dbg_path;
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};
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struct wkup_m3_wakeup_src {
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int irq_nr;
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char src[10];
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};
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struct wkup_m3_scale_data_header {
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u16 magic;
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u8 sleep_offset;
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u8 wake_offset;
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} __packed;
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struct wkup_m3_ipc_ops {
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void (*set_mem_type)(struct wkup_m3_ipc *m3_ipc, int mem_type);
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void (*set_resume_address)(struct wkup_m3_ipc *m3_ipc, void *addr);
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int (*prepare_low_power)(struct wkup_m3_ipc *m3_ipc, int state);
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int (*finish_low_power)(struct wkup_m3_ipc *m3_ipc);
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int (*request_pm_status)(struct wkup_m3_ipc *m3_ipc);
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const char *(*request_wake_src)(struct wkup_m3_ipc *m3_ipc);
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void (*set_rtc_only)(struct wkup_m3_ipc *m3_ipc);
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};
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struct wkup_m3_ipc *wkup_m3_ipc_get(void);
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void wkup_m3_ipc_put(struct wkup_m3_ipc *m3_ipc);
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void wkup_m3_set_rtc_only_mode(void);
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#endif /* _LINUX_WKUP_M3_IPC_H */
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