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2874c5fd | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
bb6869b2 PG |
2 | /* |
3 | * SLIM core rproc driver header | |
4 | * | |
5 | * Copyright (C) 2016 STMicroelectronics | |
6 | * | |
7 | * Author: Peter Griffin <peter.griffin@linaro.org> | |
bb6869b2 PG |
8 | */ |
9 | #ifndef _ST_REMOTEPROC_SLIM_H | |
10 | #define _ST_REMOTEPROC_SLIM_H | |
11 | ||
12 | #define ST_SLIM_MEM_MAX 2 | |
13 | #define ST_SLIM_MAX_CLK 4 | |
14 | ||
15 | enum { | |
16 | ST_SLIM_DMEM, | |
17 | ST_SLIM_IMEM, | |
18 | }; | |
19 | ||
20 | /** | |
21 | * struct st_slim_mem - slim internal memory structure | |
22 | * @cpu_addr: MPU virtual address of the memory region | |
23 | * @bus_addr: Bus address used to access the memory region | |
24 | * @size: Size of the memory region | |
25 | */ | |
26 | struct st_slim_mem { | |
27 | void __iomem *cpu_addr; | |
28 | phys_addr_t bus_addr; | |
29 | size_t size; | |
30 | }; | |
31 | ||
32 | /** | |
33 | * struct st_slim_rproc - SLIM slim core | |
34 | * @rproc: rproc handle | |
35 | * @mem: slim memory information | |
36 | * @slimcore: slim slimcore regs | |
37 | * @peri: slim peripheral regs | |
38 | * @clks: slim clocks | |
39 | */ | |
40 | struct st_slim_rproc { | |
41 | struct rproc *rproc; | |
42 | struct st_slim_mem mem[ST_SLIM_MEM_MAX]; | |
43 | void __iomem *slimcore; | |
44 | void __iomem *peri; | |
45 | ||
46 | /* st_slim_rproc private */ | |
47 | struct clk *clks[ST_SLIM_MAX_CLK]; | |
48 | }; | |
49 | ||
50 | struct st_slim_rproc *st_slim_rproc_alloc(struct platform_device *pdev, | |
51 | char *fw_name); | |
52 | void st_slim_rproc_put(struct st_slim_rproc *slim_rproc); | |
53 | ||
54 | #endif |