st_slim_rproc.h (1196B)
1/* SPDX-License-Identifier: GPL-2.0-or-later */ 2/* 3 * SLIM core rproc driver header 4 * 5 * Copyright (C) 2016 STMicroelectronics 6 * 7 * Author: Peter Griffin <peter.griffin@linaro.org> 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 15enum { 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 */ 26struct 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 */ 40struct 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 50struct st_slim_rproc *st_slim_rproc_alloc(struct platform_device *pdev, 51 char *fw_name); 52void st_slim_rproc_put(struct st_slim_rproc *slim_rproc); 53 54#endif