/*******************************************************************************
* DISCLAIMER
* This software is supplied by Renesas Electronics Corporation and is only
* intended for use with Renesas products. No other uses are authorized. This
* software is owned by Renesas Electronics Corporation and is protected under
* all applicable laws, including copyright laws.
* THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS MAKES NO WARRANTIES REGARDING
* THIS SOFTWARE, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING BUT NOT
* LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
* AND NON-INFRINGEMENT. ALL SUCH WARRANTIES ARE EXPRESSLY DISCLAIMED.
* TO THE MAXIMUM EXTENT PERMITTED NOT PROHIBITED BY LAW, NEITHER RENESAS
* ELECTRONICS CORPORATION NOR ANY OF ITS AFFILIATED COMPANIES SHALL BE LIABLE
* FOR ANY DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR
* ANY REASON RELATED TO THIS SOFTWARE, EVEN IF RENESAS OR ITS AFFILIATES HAVE
* BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
* Renesas reserves the right, without notice, to make changes to this software
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* you agree to the additional terms and conditions found by accessing the
* following link:
* http://www.renesas.com/disclaimer
*
* Copyright (C) 2014 Renesas Electronics Corporation. All rights reserved.
***********************************************************************************************************************/
/***********************************************************************************************************************
* System Name  : RZ/T1 Init program
* File Name    : r_atcm_init.c
* Version      : 0.1
* Device       : R7S910018
* Abstract     : API for ATCM function
* Tool-Chain   : GNUARM-NONEv14.02-EABI
* OS           : not use
* H/W Platform : Renesas Starter Kit for RZ/T1(Preliminary)
* Description  : ATCM access wait setting API of RZ/T1
* Limitation   : This wait setting could not be executed in ATCM program area. 
***********************************************************************************************************************/
/***********************************************************************************************************************
* History      : DD.MM.YYYY Version  Description
*              : 21.05.2015 1.00     First Release
***********************************************************************************************************************/

/***********************************************************************************************************************
Includes <System Includes> , "Project Includes"
***********************************************************************************************************************/
#include <stdint.h>
#include "iodefine.h"
#include "r_system.h"
#include "r_atcm_init.h"
#include "r_typedefs.h"

/***********************************************************************************************************************
Macro definitions
***********************************************************************************************************************/
#define ATCM_WRITE_ENABLE (0x0000A508)
#define ATCM_WRITE_DISABLE (0x0000A500)

/***********************************************************************************************************************
Typedef definitions
***********************************************************************************************************************/



/***********************************************************************************************************************
Imported global variables and functions (from other files)
***********************************************************************************************************************/


/***********************************************************************************************************************
Exported global variables and functions (to be accessed by other files)
***********************************************************************************************************************/



/***********************************************************************************************************************
Private variables and functions
***********************************************************************************************************************/



/***********************************************************************************************************************
* Function Name : R_ATCM_WaitSet
* Description   : Sets ATCM access wait.           
* Arguments    : atcm_wait
*                    Wait settings for ATCM access
* Return Value : none
***********************************************************************************************************************/
void R_ATCM_WaitSet(uint32_t atcm_wait)
{
    volatile uint32_t dummy=0;

    UNUSED_VARIABLE(dummy);
  
    /* Enables writing to the ATCM register */
    SYSTEM.PRCR.LONG = ATCM_WRITE_ENABLE;
    dummy = SYSTEM.PRCR.LONG;
    
    /* Sets ATCM access wait to atcm_wait value */
    SYSTEM.SYTATCMWAIT.LONG = atcm_wait;
    
    /* Disables writing to the ATCM register */
    SYSTEM.PRCR.LONG = ATCM_WRITE_DISABLE;
    dummy = SYSTEM.PRCR.LONG;
    
}

/***********************************************************************************************************************
 End of function R_ATCM_WaitSet
***********************************************************************************************************************/

/* End of File */