//*****************************************************************************
// (C) Automotive Lighting Reutlingen GmbH
//     Tuebinger Strasse 123, 72762 Reutlingen, Germany
//
// Automotive Lighting Reutlingen GmbH owns all the rights to this work.
// This work shall not be copied, reproduced, used, modified, transferred
// or its information shall not be disclosed without the prior written 
// authorization of Automotive Lighting Reutlingen GmbH.
//*****************************************************************************

//-----------------------------------------------------------------------------
/// \file  CddSbc_TLE9471.cpp
///
/// \brief  
///
/// \descr  
///
/// \author Alex Mertic (f98665c)
///         mailTo:alexandru-laurentiu.mertic(at)marelli.com
//-----------------------------------------------------------------------------

//=============================================================================
// includes
//=============================================================================

#include <Spi.h>
#include <TLE9471/CddSbc_TLE9471.h>
#include <CddSbc_TLE9471_Cfg.h>
#include <Bsw/Mcal/Spi/Spi_Cfg.h>

//=============================================================================
// macros
//=============================================================================
#define SPI_SBC_READ_FRAME(addr)          ((uint16)(addr)) 
#define SPI_SBC_WRITE_FRAME(addr, regval) (((uint16)((uint16)(regval) << 8U) | (uint16)((uint16)1U << 7U)) | (uint16)(addr))

//=============================================================================
// functions
//=============================================================================
//-----------------------------------------------------------------------------
// \brief  cdd::led::tle9471::init
//
// \descr  This function will initialize the SBC registers.
//         
// \param  bRegValType  specifies if specifc initialization has to be performed 
//                      on the driver or the default values are used(no init)
//
// \return void
//-----------------------------------------------------------------------------
void cdd::sbc::tle9471::init()
{
  uint16 u16RxData = 0U;
  for (uint8 index = 0; index < TLE9471_INIT_REG; index++)
  {
    cdd::sbc::tle9471::read_write_reg(eCddSbc_WriteReg, &sbc_reg_init[index].reg_addr, &sbc_reg_init[index].reg_data, &u16RxData);
  }
}

//-----------------------------------------------------------------------------
// \brief  read_write_reg
//
// \descr  This function is responsible writing and reading the SBC registers
//
// \param  SpiRequest - type of request Read - 0, Write - 1
//         pucAddr - pointer to Sbc reg addr
//         pucTxData - pointer to data to be sent ovet SPI, discarded if read request
//         punRxData - pinter to received data over SPI
//
// \return ucRet - error code
//-----------------------------------------------------------------------------
uint8 cdd::sbc::tle9471::read_write_reg(teCddSbcSpiReqType SpiRequest, uint8 *pucAddr, uint8 *pucTxData, uint16 *punRxData)
{	
  uint8 unRet = 0;
  uint16 unSpiTx;

  if (SpiRequest == 0U)
  {
    unSpiTx = SPI_SBC_READ_FRAME(*pucAddr);

    // PRQA S 303 1 // correct usage (comes from the definition of SCB)
    spi_transmit(e_active_config_SBC, &unSpiTx, punRxData, 1U);
  }
  else
  {
    //Prepare SPI frame
    unSpiTx = SPI_SBC_WRITE_FRAME(*pucAddr, *pucTxData);

    // PRQA S 303 1 // correct usage (comes from the definition of SCB)
    spi_transmit(e_active_config_SBC, &unSpiTx, punRxData, 1U);
  }
  
  return unRet;
}

//-----------------------------------------------------------------------------
// \brief  set_params
//
// \descr  This function is responsible setting SCB Register
//
// \param  SpiId - Spi ID
//         status - enable or disable
//
// \return ucRet - error code
//-----------------------------------------------------------------------------
uint8 cdd::sbc::tle9471::set_params(uint8 SpiId, uint8 status)
{
  (void)SpiId;
  (void)status;
	uint8 ucRet = 0xff;

	return ucRet;
}