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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* PRU-ICSS sub-system specific definitions
*
* Copyright (C) 2014-2020 Texas Instruments Incorporated - http://www.ti.com/
* Suman Anna <s-anna@ti.com>
*/
#ifndef _PRUSS_DRIVER_H_
#define _PRUSS_DRIVER_H_
#include <linux/types.h>
/*
* enum pruss_mem - PRUSS memory range identifiers
*/
enum pruss_mem {
PRUSS_MEM_DRAM0 = 0,
PRUSS_MEM_DRAM1,
PRUSS_MEM_SHRD_RAM2,
PRUSS_MEM_MAX,
};
/**
* struct pruss_mem_region - PRUSS memory region structure
* @va: kernel virtual address of the PRUSS memory region
* @pa: physical (bus) address of the PRUSS memory region
* @size: size of the PRUSS memory region
*/
struct pruss_mem_region {
void __iomem *va;
phys_addr_t pa;
size_t size;
};
/**
* struct pruss - PRUSS parent structure
* @dev: pruss device pointer
* @cfg_base: base iomap for CFG region
* @cfg_regmap: regmap for config region
* @mem_regions: data for each of the PRUSS memory regions
* @core_clk_mux: clk handle for PRUSS CORE_CLK_MUX
* @iep_clk_mux: clk handle for PRUSS IEP_CLK_MUX
*/
struct pruss {
struct device *dev;
void __iomem *cfg_base;
struct regmap *cfg_regmap;
struct pruss_mem_region mem_regions[PRUSS_MEM_MAX];
struct clk *core_clk_mux;
struct clk *iep_clk_mux;
};
#endif /* _PRUSS_DRIVER_H_ */