linux-sg2042/include/linux/remoteproc/st_slim_rproc.h

59 lines
1.4 KiB
C

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