i2c_a7.h

/**
 * @file i2c_a7.h
 * @author NXP Semiconductors
 * @version 1.0
 * @par License
 * Copyright 2017 NXP
 *
 * This software is owned or controlled by NXP and may only be used
 * strictly in accordance with the applicable license terms.  By expressly
 * accepting such terms or by downloading, installing, activating and/or
 * otherwise using the software, you are agreeing that you have read, and
 * that you agree to comply with and are bound by, such license terms.  If
 * you do not agree to be bound by the applicable license terms, then you
 * may not retain, install, activate or otherwise use the software.
 *
 * @par Description
 * I2C API used by SCI2C library.
 * To be implemented when porting library to a new host platform.
 * @par History
 *
 **/

#ifndef _I2C_A7_H
#define _I2C_A7_H

#include "sm_types.h"

#define SCI2C_T_CMDG 180 //!< Minimum delay between stop of Wakeup command and start of subsequent command (Value in micro seconds)

#define I2C_IDLE              0
#define I2C_STARTED           1
#define I2C_RESTARTED         2
#define I2C_REPEATED_START    3
#define DATA_ACK              4
#define DATA_NACK             5
#define I2C_BUSY              6
#define I2C_NO_DATA           7
#define I2C_NACK_ON_ADDRESS   8
#define I2C_NACK_ON_DATA      9
#define I2C_ARBITRATION_LOST  10
#define I2C_TIME_OUT          11
#define I2C_OK                12
#define I2C_FAILED            13

typedef unsigned int i2c_error_t;
#define I2C_BUS_0   (0)

i2c_error_t axI2CInit( void );
void axI2CTerm(int mode);

#if AX_EMBEDDED
void axI2CResetBackoffDelay( void );
#endif /* FREEDOM */
i2c_error_t axI2CWriteByte(unsigned char bus, unsigned char addr, unsigned char * pTx);
i2c_error_t axI2CWrite(unsigned char bus, unsigned char addr, unsigned char * pTx, unsigned short txLen);
i2c_error_t axI2CRead(unsigned char bus, unsigned char addr, unsigned char * pRx, unsigned short rxLen);
i2c_error_t axI2CWriteRead(unsigned char bus, unsigned char addr, unsigned char * pTx, unsigned short txLen, unsigned char * pRx, unsigned short * pRxLen);

#endif // _I2C_A7_H