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bb6869b2 PG |
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 | ||
19 | enum { | |
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 | */ | |
30 | struct 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 | */ | |
44 | struct 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 | ||
54 | struct st_slim_rproc *st_slim_rproc_alloc(struct platform_device *pdev, | |
55 | char *fw_name); | |
56 | void st_slim_rproc_put(struct st_slim_rproc *slim_rproc); | |
57 | ||
58 | #endif |