Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/arm/at91/board_ethernut5.c
Version:
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1 /*- 2 * Copyright (c) 2012 Marius Strobl <marius@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 /* 28 * Ethernut 5 board support 29 */ 30 31 #include <sys/cdefs.h> 32 __FBSDID("$FreeBSD$"); 33 34 #include <sys/param.h> 35 #include <sys/systm.h> 36 #include <arm/at91/at91_pioreg.h> 37 #include <arm/at91/at91_piovar.h> 38 #include <arm/at91/at91board.h> 39 #include <arm/at91/at91sam9260reg.h> 40 41 long 42 board_init(void) 43 { 44 45 /* 46 * DBGU 47 */ 48 /* DRXD */ 49 at91_pio_use_periph_a(AT91SAM9260_PIOB_BASE, AT91C_PIO_PB14, 0); 50 /* DTXD */ 51 at91_pio_use_periph_a(AT91SAM9260_PIOB_BASE, AT91C_PIO_PB15, 1); 52 53 /* 54 * EMAC 55 */ 56 /* ETX0 */ 57 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA12, 0); 58 /* ETX1 */ 59 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA13, 0); 60 /* ERX0 */ 61 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA14, 0); 62 /* ERX1 */ 63 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA15, 0); 64 /* ETXEN */ 65 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA16, 0); 66 /* ERXDV */ 67 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA17, 0); 68 /* ERXER */ 69 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA18, 0); 70 /* ETXCK */ 71 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA19, 0); 72 /* EMDC */ 73 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA20, 0); 74 /* EMDIO */ 75 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA21, 0); 76 77 /* 78 * MMC 79 */ 80 /* MCDA0 */ 81 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA6, 1); 82 /* MCCDA */ 83 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA7, 1); 84 /* MCCK */ 85 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA8, 1); 86 /* MCDA1 */ 87 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA9, 1); 88 /* MCDA2 */ 89 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA10, 1); 90 /* MCDA3 */ 91 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA11, 1); 92 93 /* 94 * SPI0 95 */ 96 /* MISO */ 97 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA0, 0); 98 /* MOSI */ 99 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA1, 0); 100 /* SPCK */ 101 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA2, 0); 102 /* NPCS0 */ 103 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA3, 0); 104 105 /* 106 * TWI 107 */ 108 /* TWD */ 109 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA23, 1); 110 /* TWCK */ 111 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA24, 1); 112 113 /* 114 * USART0 115 */ 116 /* TXD0 */ 117 at91_pio_use_periph_a(AT91SAM9260_PIOB_BASE, AT91C_PIO_PB4, 1); 118 /* RXD0 */ 119 at91_pio_use_periph_a(AT91SAM9260_PIOB_BASE, AT91C_PIO_PB5, 0); 120 /* DSR0 */ 121 at91_pio_use_periph_a(AT91SAM9260_PIOB_BASE, AT91C_PIO_PB22, 0); 122 /* DCD0 */ 123 at91_pio_use_periph_a(AT91SAM9260_PIOB_BASE, AT91C_PIO_PB23, 0); 124 /* DTR0 */ 125 at91_pio_use_periph_a(AT91SAM9260_PIOB_BASE, AT91C_PIO_PB24, 1); 126 /* RI0 */ 127 at91_pio_use_periph_a(AT91SAM9260_PIOB_BASE, AT91C_PIO_PB25, 0); 128 /* RTS0 */ 129 at91_pio_use_periph_a(AT91SAM9260_PIOB_BASE, AT91C_PIO_PB26, 1); 130 /* CTS0 */ 131 at91_pio_use_periph_a(AT91SAM9260_PIOB_BASE, AT91C_PIO_PB27, 0); 132 133 /* 134 * USART2 135 */ 136 /* RTS2 */ 137 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA4, 1); 138 /* CTS2 */ 139 at91_pio_use_periph_a(AT91SAM9260_PIOA_BASE, AT91C_PIO_PA5, 0); 140 /* TXD2 */ 141 at91_pio_use_periph_a(AT91SAM9260_PIOB_BASE, AT91C_PIO_PB8, 1); 142 /* RXD2 */ 143 at91_pio_use_periph_a(AT91SAM9260_PIOB_BASE, AT91C_PIO_PB9, 0); 144 145 return (at91_ramsize()); 146 }
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