| 1 |
585 |
jeremybenn |
/******************************************************************************
|
| 2 |
|
|
* DISCLAIMER
|
| 3 |
|
|
|
| 4 |
|
|
* This software is supplied by Renesas Technology Corp. and is only
|
| 5 |
|
|
* intended for use with Renesas products. No other uses are authorized.
|
| 6 |
|
|
|
| 7 |
|
|
* This software is owned by Renesas Technology Corp. and is protected under
|
| 8 |
|
|
* all applicable laws, including copyright laws.
|
| 9 |
|
|
|
| 10 |
|
|
* THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS MAKES NO WARRANTIES
|
| 11 |
|
|
* REGARDING THIS SOFTWARE, WHETHER EXPRESS, IMPLIED OR STATUTORY,
|
| 12 |
|
|
* INCLUDING BUT NOT LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
|
| 13 |
|
|
* PARTICULAR PURPOSE AND NON-INFRINGEMENT. ALL SUCH WARRANTIES ARE EXPRESSLY
|
| 14 |
|
|
* DISCLAIMED.
|
| 15 |
|
|
|
| 16 |
|
|
* TO THE MAXIMUM EXTENT PERMITTED NOT PROHIBITED BY LAW, NEITHER RENESAS
|
| 17 |
|
|
* TECHNOLOGY CORP. NOR ANY OF ITS AFFILIATED COMPANIES SHALL BE LIABLE
|
| 18 |
|
|
* FOR ANY DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES
|
| 19 |
|
|
* FOR ANY REASON RELATED TO THE THIS SOFTWARE, EVEN IF RENESAS OR ITS
|
| 20 |
|
|
* AFFILIATES HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
|
| 21 |
|
|
|
| 22 |
|
|
* Renesas reserves the right, without notice, to make changes to this
|
| 23 |
|
|
* software and to discontinue the availability of this software.
|
| 24 |
|
|
* By using this software, you agree to the additional terms and
|
| 25 |
|
|
* conditions found by accessing the following link:
|
| 26 |
|
|
* http://www.renesas.com/disclaimer
|
| 27 |
|
|
******************************************************************************
|
| 28 |
|
|
* Copyright (C) 2008. Renesas Technology Corp., All Rights Reserved.
|
| 29 |
|
|
*******************************************************************************
|
| 30 |
|
|
* File Name : hwsetup.c
|
| 31 |
|
|
* Version : 1.00
|
| 32 |
|
|
* Description : Power up hardware initializations
|
| 33 |
|
|
******************************************************************************
|
| 34 |
|
|
* History : DD.MM.YYYY Version Description
|
| 35 |
|
|
* : 15.02.2010 1.00 First Release
|
| 36 |
|
|
******************************************************************************/
|
| 37 |
|
|
|
| 38 |
|
|
|
| 39 |
|
|
/******************************************************************************
|
| 40 |
|
|
Includes <System Includes> , "Project Includes"
|
| 41 |
|
|
******************************************************************************/
|
| 42 |
|
|
#include <stdint.h>
|
| 43 |
|
|
#include "iodefine.h"
|
| 44 |
|
|
#include "r_ether.h"
|
| 45 |
|
|
|
| 46 |
|
|
/******************************************************************************
|
| 47 |
|
|
Typedef definitions
|
| 48 |
|
|
******************************************************************************/
|
| 49 |
|
|
|
| 50 |
|
|
/******************************************************************************
|
| 51 |
|
|
Macro definitions
|
| 52 |
|
|
******************************************************************************/
|
| 53 |
|
|
|
| 54 |
|
|
/******************************************************************************
|
| 55 |
|
|
Imported global variables and functions (from other files)
|
| 56 |
|
|
******************************************************************************/
|
| 57 |
|
|
|
| 58 |
|
|
/******************************************************************************
|
| 59 |
|
|
Exported global variables and functions (to be accessed by other files)
|
| 60 |
|
|
******************************************************************************/
|
| 61 |
|
|
|
| 62 |
|
|
/******************************************************************************
|
| 63 |
|
|
Private global variables and functions
|
| 64 |
|
|
******************************************************************************/
|
| 65 |
|
|
void io_set_cpg(void);
|
| 66 |
|
|
void ConfigurePortPins(void);
|
| 67 |
|
|
void EnablePeripheralModules(void);
|
| 68 |
|
|
|
| 69 |
|
|
/******************************************************************************
|
| 70 |
|
|
* Function Name: HardwareSetup
|
| 71 |
|
|
* Description : This function does initial setting for CPG port pins used in
|
| 72 |
|
|
* : the Demo including the MII pins of the Ethernet PHY connection.
|
| 73 |
|
|
* Arguments : none
|
| 74 |
|
|
* Return Value : none
|
| 75 |
|
|
******************************************************************************/
|
| 76 |
|
|
void HardwareSetup(void)
|
| 77 |
|
|
{
|
| 78 |
|
|
/* CPG setting */
|
| 79 |
|
|
io_set_cpg();
|
| 80 |
|
|
|
| 81 |
|
|
/* Setup the port pins */
|
| 82 |
|
|
ConfigurePortPins();
|
| 83 |
|
|
|
| 84 |
|
|
/* Enables peripherals */
|
| 85 |
|
|
EnablePeripheralModules();
|
| 86 |
|
|
|
| 87 |
|
|
#if INCLUDE_LCD == 1
|
| 88 |
|
|
/* Initialize display */
|
| 89 |
|
|
InitialiseDisplay();
|
| 90 |
|
|
#endif
|
| 91 |
|
|
}
|
| 92 |
|
|
|
| 93 |
|
|
/******************************************************************************
|
| 94 |
|
|
* Function Name: EnablePeripheralModules
|
| 95 |
|
|
* Description : Enables Peripheral Modules before use
|
| 96 |
|
|
* Arguments : none
|
| 97 |
|
|
* Return Value : none
|
| 98 |
|
|
******************************************************************************/
|
| 99 |
|
|
void EnablePeripheralModules(void)
|
| 100 |
|
|
{
|
| 101 |
|
|
/* Module standby clear */
|
| 102 |
|
|
SYSTEM.MSTPCRB.BIT.MSTPB15 = 0; /* EtherC, EDMAC */
|
| 103 |
|
|
SYSTEM.MSTPCRA.BIT.MSTPA15 = 0; /* CMT0 */
|
| 104 |
|
|
}
|
| 105 |
|
|
|
| 106 |
|
|
/******************************************************************************
|
| 107 |
|
|
* Function Name: ConfigurePortPins
|
| 108 |
|
|
* Description : Configures port pins.
|
| 109 |
|
|
* Arguments : none
|
| 110 |
|
|
* Return Value : none
|
| 111 |
|
|
******************************************************************************/
|
| 112 |
|
|
void ConfigurePortPins(void)
|
| 113 |
|
|
{
|
| 114 |
|
|
/* Port pins default to inputs. To ensure safe initialisation set the pin states
|
| 115 |
|
|
before changing the data direction registers. This will avoid any unintentional
|
| 116 |
|
|
state changes on the external ports.
|
| 117 |
|
|
Many peripheral modules will override the setting of the port registers. Ensure
|
| 118 |
|
|
that the state is safe for external devices if the internal peripheral module is
|
| 119 |
|
|
disabled or powered down. */
|
| 120 |
|
|
|
| 121 |
|
|
/* ==== MII/RMII Pins setting ==== */
|
| 122 |
|
|
/*--------------------------------------*/
|
| 123 |
|
|
/* Port Function Control Register */
|
| 124 |
|
|
/*--------------------------------------*/
|
| 125 |
|
|
#if ETH_MODE_SEL == ETH_MII_MODE
|
| 126 |
|
|
/* EE=1, PHYMODE=1, ENETE3=1, ENETE2=0, ENETE1=1, ENETE0=0 (Ethernet) */
|
| 127 |
|
|
IOPORT.PFENET.BYTE = 0x9A;
|
| 128 |
|
|
#endif /* ETH_MODE_SEL */
|
| 129 |
|
|
#if ETH_MODE_SEL == ETH_RMII_MODE
|
| 130 |
|
|
/* EE=1, PHYMODE=0, ENETE3=0, ENETE2=0, ENETE1=1, ENETE0=0 (Ethernet) */
|
| 131 |
|
|
IOPORT.PFENET.BYTE = 0x82;
|
| 132 |
|
|
#endif /* ETH_MODE_SEL */
|
| 133 |
|
|
/*-------------------------------------------*/
|
| 134 |
|
|
/* Input Buffer Control Register (ICR) */
|
| 135 |
|
|
/*-------------------------------------------*/
|
| 136 |
|
|
#if ETH_MODE_SEL == ETH_MII_MODE
|
| 137 |
|
|
/* P54=1 Set ET_LINKSTA input */
|
| 138 |
|
|
PORT5.ICR.BIT.B4 = 1;
|
| 139 |
|
|
/* P71=1 Set ET_MDIO input */
|
| 140 |
|
|
PORT7.ICR.BIT.B1 = 1;
|
| 141 |
|
|
/* P74=1 Set ET_ERXD1 input */
|
| 142 |
|
|
PORT7.ICR.BIT.B4 = 1;
|
| 143 |
|
|
/* P75=1 Set ET_ERXD0 input */
|
| 144 |
|
|
PORT7.ICR.BIT.B5 = 1;
|
| 145 |
|
|
/* P76=1 Set ET_RX_CLK input */
|
| 146 |
|
|
PORT7.ICR.BIT.B6 = 1;
|
| 147 |
|
|
/* P77=1 Set ET_RX_ER input */
|
| 148 |
|
|
PORT7.ICR.BIT.B7 = 1;
|
| 149 |
|
|
/* P83=1 Set ET_CRS input */
|
| 150 |
|
|
PORT8.ICR.BIT.B3 = 1;
|
| 151 |
|
|
/* PC0=1 Set ET_ERXD3 input */
|
| 152 |
|
|
PORTC.ICR.BIT.B0 = 1;
|
| 153 |
|
|
/* PC1=1 Set ET_ERXD2 input */
|
| 154 |
|
|
PORTC.ICR.BIT.B1 = 1;
|
| 155 |
|
|
/* PC2=1 Set ET_RX_DV input */
|
| 156 |
|
|
PORTC.ICR.BIT.B2 = 1;
|
| 157 |
|
|
/* PC4=1 Set EX_TX_CLK input */
|
| 158 |
|
|
PORTC.ICR.BIT.B4 = 1;
|
| 159 |
|
|
/* PC7=1 Set ET_COL input */
|
| 160 |
|
|
PORTC.ICR.BIT.B7 = 1;
|
| 161 |
|
|
#endif /* ETH_MODE_SEL */
|
| 162 |
|
|
#if ETH_MODE_SEL == ETH_RMII_MODE
|
| 163 |
|
|
/* P54=1 Set ET_LINKSTA input */
|
| 164 |
|
|
PORT5.ICR.BIT.B4 = 1;
|
| 165 |
|
|
/* P71=1 Set ET_MDIO input */
|
| 166 |
|
|
PORT7.ICR.BIT.B1 = 1;
|
| 167 |
|
|
/* P74=1 Set RMII_RXD1 input */
|
| 168 |
|
|
PORT7.ICR.BIT.B4 = 1;
|
| 169 |
|
|
/* P75=1 Set RMII_RXD0 input */
|
| 170 |
|
|
PORT7.ICR.BIT.B5 = 1;
|
| 171 |
|
|
/* P76=1 Set REF50CLK input */
|
| 172 |
|
|
PORT7.ICR.BIT.B6 = 1;
|
| 173 |
|
|
/* P77=1 Set RMII_RX_ER input */
|
| 174 |
|
|
PORT7.ICR.BIT.B7 = 1;
|
| 175 |
|
|
/* P83=1 Set RMII_CRS_DV input */
|
| 176 |
|
|
PORT8.ICR.BIT.B3 = 1;
|
| 177 |
|
|
#endif /* ETH_MODE_SEL */
|
| 178 |
|
|
|
| 179 |
|
|
/* Configure LED 0-5 pin settings */
|
| 180 |
|
|
PORT0.DR.BIT.B2 = 1;
|
| 181 |
|
|
PORT0.DR.BIT.B3 = 1;
|
| 182 |
|
|
PORT0.DR.BIT.B5 = 1;
|
| 183 |
|
|
PORT3.DR.BIT.B4 = 1;
|
| 184 |
|
|
PORT6.DR.BIT.B0 = 1;
|
| 185 |
|
|
PORT7.DR.BIT.B3 = 1;
|
| 186 |
|
|
PORT0.DDR.BIT.B2 = 1;
|
| 187 |
|
|
PORT0.DDR.BIT.B3 = 1;
|
| 188 |
|
|
PORT0.DDR.BIT.B5 = 1;
|
| 189 |
|
|
PORT3.DDR.BIT.B4 = 1;
|
| 190 |
|
|
PORT6.DDR.BIT.B0 = 1;
|
| 191 |
|
|
PORT7.DDR.BIT.B3 = 1;
|
| 192 |
|
|
|
| 193 |
|
|
/* Configure SW 1-3 pin settings */
|
| 194 |
|
|
PORT0.DDR.BIT.B0 = 0;
|
| 195 |
|
|
PORT0.DDR.BIT.B1 = 0;
|
| 196 |
|
|
PORT0.DDR.BIT.B7 = 0;
|
| 197 |
|
|
PORT0.ICR.BIT.B0 = 1;
|
| 198 |
|
|
PORT0.ICR.BIT.B1 = 1;
|
| 199 |
|
|
PORT0.ICR.BIT.B7 = 1;
|
| 200 |
|
|
|
| 201 |
|
|
#if INCLUDE_LCD == 1
|
| 202 |
|
|
/* Set LCD pins as outputs */
|
| 203 |
|
|
/* LCD-RS */
|
| 204 |
|
|
PORT8.DDR.BIT.B4 = 1;
|
| 205 |
|
|
/* LCD-EN */
|
| 206 |
|
|
PORT8.DDR.BIT.B5 = 1;
|
| 207 |
|
|
/*LCD-data */
|
| 208 |
|
|
PORT9.DDR.BYTE = 0xF0;
|
| 209 |
|
|
#endif
|
| 210 |
|
|
}
|
| 211 |
|
|
|
| 212 |
|
|
/******************************************************************************
|
| 213 |
|
|
* Function Name: io_set_cpg
|
| 214 |
|
|
* Description : Sets up operating speed
|
| 215 |
|
|
* Arguments : none
|
| 216 |
|
|
* Return Value : none
|
| 217 |
|
|
******************************************************************************/
|
| 218 |
|
|
void io_set_cpg(void)
|
| 219 |
|
|
{
|
| 220 |
|
|
/* Set CPU PLL operating frequencies. Changes to the peripheral clock will require
|
| 221 |
|
|
changes to the debugger and flash kernel BRR settings. */
|
| 222 |
|
|
|
| 223 |
|
|
/* ==== CPG setting ==== */
|
| 224 |
|
|
SYSTEM.SCKCR.LONG = 0x00020100; /* Clockin = 12MHz */
|
| 225 |
|
|
/* I Clock = 96MHz, B Clock = 24MHz, */
|
| 226 |
|
|
/* P Clock = 48MHz */
|
| 227 |
|
|
|
| 228 |
|
|
}
|
| 229 |
|
|
|
