1 /***********************************************************************************************************************
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3 * This software is supplied by Renesas Electronics Corporation and is only intended for use with Renesas products. No
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4 * other uses are authorized. This software is owned by Renesas Electronics Corporation and is protected under all
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5 * applicable laws, including copyright laws.
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6 * THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS MAKES NO WARRANTIES REGARDING
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7 * THIS SOFTWARE, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING BUT NOT LIMITED TO WARRANTIES OF MERCHANTABILITY,
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8 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. ALL SUCH WARRANTIES ARE EXPRESSLY DISCLAIMED. TO THE MAXIMUM
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9 * EXTENT PERMITTED NOT PROHIBITED BY LAW, NEITHER RENESAS ELECTRONICS CORPORATION NOR ANY OF ITS AFFILIATED COMPANIES
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10 * SHALL BE LIABLE FOR ANY DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR ANY REASON RELATED TO THIS
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11 * SOFTWARE, EVEN IF RENESAS OR ITS AFFILIATES HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
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12 * Renesas reserves the right, without notice, to make changes to this software and to discontinue the availability of
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13 * this software. By using this software, you agree to the additional terms and conditions found by accessing the
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15 * http://www.renesas.com/disclaimer
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17 * Copyright (C) 2012 Renesas Electronics Corporation. All rights reserved.
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18 ***********************************************************************************************************************/
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19 /***********************************************************************************************************************
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20 * File Name : hwsetup.c
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22 * H/W Platform : YRDKRX63N
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23 * Description : Defines the initialisation routines used each time the MCU is restarted.
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24 ***********************************************************************************************************************/
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25 /***********************************************************************************************************************
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26 * History : DD.MM.YYYY Version Description
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27 * : 26.10.2011 1.00 First Release
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28 ***********************************************************************************************************************/
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30 /***********************************************************************************************************************
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31 Includes <System Includes> , "Project Includes"
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32 ***********************************************************************************************************************/
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34 /* I/O Register and board definitions */
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35 #include "platform.h"
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37 /***********************************************************************************************************************
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38 Private global variables and functions
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39 ***********************************************************************************************************************/
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40 /* MCU I/O port configuration function delcaration */
41 static void output_ports_configure(void);
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43 /* Interrupt configuration function delcaration */
44 static void interrupts_configure(void);
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46 /* MCU peripheral module configuration function declaration */
47 static void peripheral_modules_enable(void);
50 /***********************************************************************************************************************
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51 * Function name: hardware_setup
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52 * Description : Contains setup functions called at device restart
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54 * Return value : none
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55 ***********************************************************************************************************************/
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56 void hardware_setup(void)
58 output_ports_configure();
59 interrupts_configure();
60 peripheral_modules_enable();
63 /***********************************************************************************************************************
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64 * Function name: output_ports_configure
65 * Description : Configures the port and pin direction settings, and sets the pin outputs to a safe level.
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67 * Return value : none
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68 ***********************************************************************************************************************/
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69 void output_ports_configure(void)
71 SYSTEM.PRCR.WORD = 0xA50B; /* Protect off */
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72 MPC.PWPR.BIT.B0WI = 0 ; /* Unlock protection register */
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73 MPC.PWPR.BIT.PFSWE = 1 ; /* Unlock MPC registers */
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75 MSTP(EDMAC) = 0 ; /* Power up ethernet block */
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77 /* Port 0 - DAC & ethernet IRQ */
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78 PORT0.PODR.BYTE = 0x00 ; /* All outputs low to start */
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79 PORT0.PDR.BYTE = 0x10 ; /* DA1 is an ouput, all others are inputs */
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81 /* Port 1 - I2C and USB over-current & pull-up control */
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82 PORT1.PODR.BYTE = 0x00 ; /* All outputs low to start */
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83 PORT1.PDR.BYTE = 0x80 ; /* AUD_R (P1.7) is an output, all others are inputs (I2C lines setup by
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84 * I2C driver later */
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86 /* Port 2 - USB control and some expansion signals */
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87 PORT2.PODR.BYTE = 0x02 ; /* All outputs low to start except backlight enable */
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88 PORT2.PDR.BYTE = 0x02 ; /* All inputs except backlight enable - some will be overridden by USB driver later */
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90 /* Port 3 - Serial port & JTAG */
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91 PORT3.PODR.BYTE = 0x00 ; /* All outputs low to start */
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92 PORT3.PDR.BIT.B2 = 0x01 ; /* Transmit line for SCI6/ CAN 0 TxD is an output */
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95 PORT4.PODR.BYTE = 0x00 ; /* These are all inputs */
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96 PORT4.PDR.BYTE = 0x00 ; /* Analog inputs and switches, all inputs */
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97 PORT4.PMR.BYTE = 0x00 ;
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100 PORT5.PODR.BYTE = 0x00 ; /* All outputs low to start */
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101 PORT5.PDR.BYTE = 0x13 ; /* SCI 2 TxD, LCD_RS, PWMLP_OUT are outputs */
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102 MPC.P50PFS.BYTE = 0x0A ; /* P50 is TXD2. */
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103 MPC.P52PFS.BYTE = 0x0A ; /* P52 is RXD2. */
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104 PORT5.PMR.BYTE = 0x05 ; /* P50 and P52 are used for SCI2. */
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106 /* Port A - Ethernet MDIO */
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107 PORTA.PODR.BYTE = 0x00 ; /* */
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108 PORTA.PMR.BYTE = 0x00 ; /* All GPIO for now */
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109 MPC.PA3PFS.BYTE = 0x11 ; /* PA3 is RMII MDIO */
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110 MPC.PA4PFS.BYTE = 0x11 ; /* PA4 is RMII MDC */
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111 MPC.PA5PFS.BYTE = 0x11 ; /* PA5 is RMII LINK_STA */
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112 PORTA.PMR.BYTE = 0x38 ; /* PA3-5 are used by Ethernet peripheral */
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113 PORTA.PDR.BYTE = 0xFF ; /* */
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115 /* Port B - Ethernet signals */
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116 PORTB.PODR.BYTE = 0x00 ; /* */
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117 PORTB.PMR.BYTE = 0x00 ; /* All GPIO for now */
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118 MPC.PB0PFS.BYTE = 0x12 ; /* PB0 is RMII_RXD1 */
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119 MPC.PB1PFS.BYTE = 0x12 ; /* PB1 is RMII_RXD0 */
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120 MPC.PB2PFS.BYTE = 0x12 ; /* PB2 is REF50CK */
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121 MPC.PB3PFS.BYTE = 0x12 ; /* PB3 is RMI_RX_ERR */
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122 MPC.PB4PFS.BYTE = 0x12 ; /* PB4 is RMII_TXD_EN */
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123 MPC.PB5PFS.BYTE = 0x12 ; /* PB5 is RMII_TXD0 */
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124 MPC.PB6PFS.BYTE = 0x12 ; /* PB6 is RMII_TXD1 */
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125 MPC.PB7PFS.BYTE = 0x12 ; /* PB7 is RMII_CRS_DV */
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126 PORTB.PMR.BYTE = 0xFF ; /* All pins assigned to peripheral */
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127 PORTB.PDR.BYTE = 0xF0 ; /* */
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129 /* Port C - SPI signals, chip selects, peripheral reset */
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130 PORTC.PODR.BYTE = 0x00 ; /* */
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131 PORTC.PMR.BYTE = 0x00 ; /* All GPIO for now */
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132 MPC.PC5PFS.BYTE = 0x0D ; /* PC5 is RSPCKA */
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133 MPC.PC6PFS.BYTE = 0x0D ; /* PC6 is MOSIA */
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134 MPC.PC7PFS.BYTE = 0x0D ; /* PC7 is MISOA */
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135 PORTC.PMR.BYTE = 0xE0 ; /* PC5-7 assigned to SPI peripheral */
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136 PORTC.PODR.BYTE = 0x17 ; /* All outputs low to start */
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137 PORTC.PDR.BYTE = 0x7F ; /* All outputs except MISO */
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140 /* Port D - LED's */
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141 PORTD.PODR.BYTE = 0xFF ; /* All outputs LED's off */
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142 PORTD.PDR.BYTE = 0xFF ; /* All outputs */
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144 /* Port E - LED's, WiFi & PMOD control */
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145 PORTE.PODR.BYTE = 0xFF ; /* All LED's off, all chip selects inactive */
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146 PORTE.PDR.BYTE = 0x7F ; /* All outputs except PMOD_MISO */
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148 /* Port J - WiFi chip select */
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149 PORTJ.PODR.BYTE = 0x04 ; /* WiFi CS de-asserted at power up */
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150 PORTJ.PDR.BYTE = 0x04 ; /* WiFi CS is an output */
153 /***********************************************************************************************************************
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154 * Function name: interrupts_configure
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155 * Description : Configures interrupts used
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157 * Return value : none
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158 ***********************************************************************************************************************/
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159 void interrupts_configure(void)
161 /* Add code here to setup additional interrupts */
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164 /***********************************************************************************************************************
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165 * Function name: peripheral_modules_enable
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166 * Description : Enables and configures peripheral devices on the MCU
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168 * Return value : none
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169 ***********************************************************************************************************************/
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170 void peripheral_modules_enable(void)
172 /* Add code here to enable peripherals used by the application */