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_hl201.c
Version:
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1 /*- 2 * Copyright (c) 2005-2008 Olivier Houchard. All rights reserved. 3 * Copyright (c) 2005-2008 Warner Losh. 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 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 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 #include <sys/cdefs.h> 28 __FBSDID("$FreeBSD$"); 29 #include <sys/param.h> 30 #include <sys/systm.h> 31 32 #include <arm/at91/at91board.h> 33 #include <arm/at91/at91sam9g20reg.h> 34 #include <arm/at91/at91_piovar.h> 35 #include <arm/at91/at91_pio_sam9g20.h> 36 37 long 38 board_init(void) 39 { 40 /* Setup Ethernet Pins */ 41 at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, 1<<7, 0); 42 43 at91_pio_gpio_input(AT91SAM9G20_PIOA_BASE, 1<<7); 44 at91_pio_gpio_set_deglitch(AT91SAM9G20_PIOA_BASE, 1<<7, 1); 45 46 at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA19, 0); /* ETXCK_EREFCK */ 47 at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA17, 0); /* ERXDV */ 48 at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA14, 0); /* ERX0 */ 49 at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA15, 0); /* ERX1 */ 50 at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA18, 0); /* ERXER */ 51 at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA16, 0); /* ETXEN */ 52 at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA12, 0); /* ETX0 */ 53 at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA13, 0); /* ETX1 */ 54 at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA21, 0); /* EMDIO */ 55 at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA20, 0); /* EMDC */ 56 57 at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA28, 0); /* ECRS */ 58 at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA29, 0); /* ECOL */ 59 at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA25, 0); /* ERX2 */ 60 at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA26, 0); /* ERX3 */ 61 at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA27, 0); /* ERXCK */ 62 at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA23, 0); /* ETX2 */ 63 at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA24, 0); /* ETX3 */ 64 at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA22, 0); /* ETXER */ 65 66 return (at91_ramsize()); 67 }
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