59 строки
1.4 KiB
C
59 строки
1.4 KiB
C
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/*
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* SLIM core rproc driver header
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*
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* Copyright (C) 2016 STMicroelectronics
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*
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* Author: Peter Griffin <peter.griffin@linaro.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef _ST_REMOTEPROC_SLIM_H
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#define _ST_REMOTEPROC_SLIM_H
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#define ST_SLIM_MEM_MAX 2
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#define ST_SLIM_MAX_CLK 4
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enum {
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ST_SLIM_DMEM,
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ST_SLIM_IMEM,
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};
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/**
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* struct st_slim_mem - slim internal memory structure
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* @cpu_addr: MPU virtual address of the memory region
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* @bus_addr: Bus address used to access the memory region
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* @size: Size of the memory region
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*/
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struct st_slim_mem {
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void __iomem *cpu_addr;
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phys_addr_t bus_addr;
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size_t size;
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};
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/**
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* struct st_slim_rproc - SLIM slim core
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* @rproc: rproc handle
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* @mem: slim memory information
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* @slimcore: slim slimcore regs
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* @peri: slim peripheral regs
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* @clks: slim clocks
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*/
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struct st_slim_rproc {
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struct rproc *rproc;
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struct st_slim_mem mem[ST_SLIM_MEM_MAX];
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void __iomem *slimcore;
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void __iomem *peri;
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/* st_slim_rproc private */
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struct clk *clks[ST_SLIM_MAX_CLK];
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};
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struct st_slim_rproc *st_slim_rproc_alloc(struct platform_device *pdev,
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char *fw_name);
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void st_slim_rproc_put(struct st_slim_rproc *slim_rproc);
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#endif
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