/**************************************************************************//**
*   @file   i2c_axi.h
*   @brief  I2C header file.
*   @author acozma (andrei.cozma@analog.com)
*
*******************************************************************************
* Copyright 2011(c) Analog Devices, Inc.
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*  - Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
*  - Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in
*    the documentation and/or other materials provided with the
*    distribution.
*  - Neither the name of Analog Devices, Inc. nor the names of its
*    contributors may be used to endorse or promote products derived
*    from this software without specific prior written permission.
*  - The use of this software may or may not infringe the patent rights
*    of one or more patent holders.  This license does not release you
*    from the requirement that you obtain separate licenses from these
*    patent holders to use this software.
*  - Use of the software either in source or binary form, must be run
*    on or directly connected to an Analog Devices Inc. component.
*
* THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT, MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* INTELLECTUAL PROPERTY RIGHTS, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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*
*******************************************************************************
*   SVN Revision: $WCREV$
******************************************************************************/

#ifndef __I2C_AXI_H__
#define __I2C_AXI_H__

/*****************************************************************************/
/******************* Include Files *******************************************/
/*****************************************************************************/
#include <stdint.h>

/* IIC FMC Port selection */
#define I2C_HPC_AXI 0x02
#define I2C_LPC_AXI 0x04

/* I2C Mux address */
#define I2C_MUX_ADDR    0x74

/*****************************************************************************/
/************************ Functions Declarations *****************************/
/*****************************************************************************/

/** Initializes the communication with the Microblaze I2C peripheral */
uint32_t I2C_Init_axi(uint32_t i2cAddr, uint32_t fmcPort, uint32_t enableCommMux,
					  uint32_t carrierBoard);
/** Reads data from an I2C slave. */
uint32_t I2C_Read_axi(uint32_t i2cAddr, uint32_t regAddr,
                  uint32_t rxSize, uint8_t* rxBuf); 
/** Writes data to an I2C slave. */
uint32_t I2C_Write_axi(uint32_t i2cAddr, uint32_t regAddr,
                   uint32_t txSize, uint8_t* txBuf); 

#endif /* __I2C_AXI_H__ */
