[270] | 1 | /*******************************************************************************
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| 2 | * DISCLAIMER
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| 3 | * This software is supplied by Renesas Electronics Corporation and is only
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| 4 | * intended for use with Renesas products. No other uses are authorized. This
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| 5 | * software is owned by Renesas Electronics Corporation and is protected under
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| 6 | * all applicable laws, including copyright laws.
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| 7 | * THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS MAKES NO WARRANTIES REGARDING
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| 8 | * THIS SOFTWARE, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING BUT NOT
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| 9 | * LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
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| 10 | * AND NON-INFRINGEMENT. ALL SUCH WARRANTIES ARE EXPRESSLY DISCLAIMED.
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| 11 | * TO THE MAXIMUM EXTENT PERMITTED NOT PROHIBITED BY LAW, NEITHER RENESAS
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| 12 | * ELECTRONICS CORPORATION NOR ANY OF ITS AFFILIATED COMPANIES SHALL BE LIABLE
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| 13 | * FOR ANY DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR
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| 14 | * ANY REASON RELATED TO THIS SOFTWARE, EVEN IF RENESAS OR ITS AFFILIATES HAVE
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| 15 | * BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
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| 16 | * Renesas reserves the right, without notice, to make changes to this software
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| 17 | * and to discontinue the availability of this software. By using this software,
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| 18 | * you agree to the additional terms and conditions found by accessing the
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| 19 | * following link:
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| 20 | * http://www.renesas.com/disclaimer
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| 21 | * Copyright (C) 2012 - 2014 Renesas Electronics Corporation. All rights reserved.
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| 22 | *******************************************************************************/
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| 23 | /**************************************************************************//**
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| 24 | * @file RZ_A1_Init.c
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| 25 | * $Rev: 624 $
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| 26 | * $Date:: 2013-04-24 13:37:48 +0900#$
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| 27 | * @brief RZ_A1 Initialize
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| 28 | ******************************************************************************/
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| 29 |
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| 30 | /******************************************************************************
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| 31 | Includes <System Includes> , "Project Includes"
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| 32 | ******************************************************************************/
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| 33 | #include "MBRZA1H.h"
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| 34 | #include "RZ_A1_Init.h"
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| 35 |
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| 36 | /******************************************************************************
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| 37 | Typedef definitions
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| 38 | ******************************************************************************/
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| 39 |
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| 40 | /******************************************************************************
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| 41 | Macro definitions
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| 42 | ******************************************************************************/
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| 43 | #define CS2_SDRAM_MODE_16BIT_CAS2_BR_BW (*(volatile uint16_t*)0x3FFFD040)
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| 44 | #define CS3_SDRAM_MODE_16BIT_CAS2_BR_BW (*(volatile uint16_t*)0x3FFFE040)
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| 45 |
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| 46 | #define GPIO_PORT0_BOOTMODE_BITMASK (0x000fu)
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| 47 |
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| 48 | /******************************************************************************
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| 49 | Imported global variables and functions (from other files)
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| 50 | ******************************************************************************/
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| 51 |
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| 52 | /******************************************************************************
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| 53 | Exported global variables and functions (to be accessed by other files)
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| 54 | ******************************************************************************/
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| 55 |
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| 56 | /******************************************************************************
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| 57 | Private global variables and functions
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| 58 | ******************************************************************************/
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| 59 |
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| 60 | /**************************************************************************//**
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| 61 | * Function Name: RZ_A1_SetSramWriteEnable
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| 62 | * @brief Initialize Board settings
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| 63 | *
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| 64 | * Description:<br>
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| 65 | * Set SRAM write enable
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| 66 | * @param none
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| 67 | * @retval none
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| 68 | ******************************************************************************/
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| 69 | void RZ_A1_SetSramWriteEnable(void)
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| 70 | {
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| 71 | /* Enable SRAM write access */
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| 72 | CPG.SYSCR3 = 0x0F;
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| 73 |
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| 74 | return;
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| 75 | }
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| 76 |
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| 77 | /**************************************************************************//**
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| 78 | * Function Name: RZ_A1_InitClock
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| 79 | * @brief Initialize Board settings
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| 80 | *
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| 81 | * Description:<br>
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| 82 | * Initialize Clock
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| 83 | * @param none
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| 84 | * @retval none
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| 85 | ******************************************************************************/
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| 86 | void RZ_A1_InitClock(void)
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| 87 | {
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| 88 | /* Cancel L2C standby status before clock change */
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| 89 | L2CREG15_POWER_CTRL = 0x00000001;
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| 90 |
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| 91 | /* Clock settings */
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| 92 | /* ClockMode0 */
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| 93 | CPG.FRQCR = 0x1035; /* CPU Clock =399.99MHz */
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| 94 | CPG.FRQCR2 = 0x0001; /* G Clock =266.66MHz */
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| 95 |
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| 96 | return;
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| 97 | }
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| 98 |
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| 99 | /**************************************************************************//**
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| 100 | * Function Name: RZ_A1_IsClockMode0
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| 101 | * @brief Query Clock Mode
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| 102 | *
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| 103 | * Description:<br>
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| 104 | * Answer ClockMode0 or not
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| 105 | * @param none
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| 106 | * @retval true : clock mode 0
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| 107 | * @retval false : clock mode 1
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| 108 | ******************************************************************************/
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| 109 | int RZ_A1_IsClockMode0(void)
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| 110 | {
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| 111 | /* ClockMode0 */
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| 112 | return true;
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| 113 | }
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| 114 |
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| 115 | /**************************************************************************//**
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| 116 | * Function Name: RZ_A1_InitBus
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| 117 | * @brief Initialize Bus
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| 118 | *
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| 119 | * Description:<br>
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| 120 | * Initialize Pin Setting
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| 121 | * @param none
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| 122 | * @retval none
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| 123 | ******************************************************************************/
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| 124 | void RZ_A1_InitBus(void)
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| 125 | {
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| 126 | /*************************************************************************/
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| 127 | /* If need Pin Setting before run program, the setting will be wrote here*/
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| 128 | /*************************************************************************/
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| 129 |
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| 130 | return;
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| 131 | }
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| 132 |
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| 133 | /******************************************************************************
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| 134 | End of file
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| 135 | ******************************************************************************/
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