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1/*
2 * SLIM core rproc driver header
3 *
4 * Copyright (C) 2016 STMicroelectronics
5 *
6 * Author: Peter Griffin <peter.griffin@linaro.org>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 */
13#ifndef _ST_REMOTEPROC_SLIM_H
14#define _ST_REMOTEPROC_SLIM_H
15
16#define ST_SLIM_MEM_MAX 2
17#define ST_SLIM_MAX_CLK 4
18
19enum {
20 ST_SLIM_DMEM,
21 ST_SLIM_IMEM,
22};
23
24/**
25 * struct st_slim_mem - slim internal memory structure
26 * @cpu_addr: MPU virtual address of the memory region
27 * @bus_addr: Bus address used to access the memory region
28 * @size: Size of the memory region
29 */
30struct st_slim_mem {
31 void __iomem *cpu_addr;
32 phys_addr_t bus_addr;
33 size_t size;
34};
35
36/**
37 * struct st_slim_rproc - SLIM slim core
38 * @rproc: rproc handle
39 * @mem: slim memory information
40 * @slimcore: slim slimcore regs
41 * @peri: slim peripheral regs
42 * @clks: slim clocks
43 */
44struct st_slim_rproc {
45 struct rproc *rproc;
46 struct st_slim_mem mem[ST_SLIM_MEM_MAX];
47 void __iomem *slimcore;
48 void __iomem *peri;
49
50 /* st_slim_rproc private */
51 struct clk *clks[ST_SLIM_MAX_CLK];
52};
53
54struct st_slim_rproc *st_slim_rproc_alloc(struct platform_device *pdev,
55 char *fw_name);
56void st_slim_rproc_put(struct st_slim_rproc *slim_rproc);
57
58#endif
59

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