4ad6106939
* Support for sam9 "EMAC" controller.
* Support for rmii interface to phy.
at91.c & at91sam9.c:
* Eliminate separate at91sam9.c file.
* Add new devices to at91sam9_devs table.
at91_machdep.c & at at91sam9_machdep.c:
* Automatic chip type determination.
* Remove compile time chip dependencies.
* Eliminate separate at91sam9_machdep.c file.
at91_pmc.c:
* Corrected support for all of the sam926? and sam9g20 chips.
* Remove compile time chip dependencies.
My apologies to Greg for taking so long to take care of it.
68 lines
3.2 KiB
C
68 lines
3.2 KiB
C
/*-
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* Copyright (c) 2005-2008 Olivier Houchard. All rights reserved.
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* Copyright (c) 2005-2008 Warner Losh. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <arm/at91/at91board.h>
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#include <arm/at91/at91sam9g20reg.h>
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#include <arm/at91/at91_piovar.h>
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#include <arm/at91/at91_pio_sam9g20.h>
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long
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board_init(void)
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{
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/* Setup Ethernet Pins */
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at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, 1<<7, 0);
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at91_pio_gpio_input(AT91SAM9G20_PIOA_BASE, 1<<7);
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at91_pio_gpio_set_deglitch(AT91SAM9G20_PIOA_BASE, 1<<7, 1);
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at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA19, 0); /* ETXCK_EREFCK */
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at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA17, 0); /* ERXDV */
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at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA14, 0); /* ERX0 */
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at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA15, 0); /* ERX1 */
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at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA18, 0); /* ERXER */
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at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA16, 0); /* ETXEN */
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at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA12, 0); /* ETX0 */
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at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA13, 0); /* ETX1 */
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at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA21, 0); /* EMDIO */
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at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA20, 0); /* EMDC */
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at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA28, 0); /* ECRS */
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at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA29, 0); /* ECOL */
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at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA25, 0); /* ERX2 */
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at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA26, 0); /* ERX3 */
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at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA27, 0); /* ERXCK */
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at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA23, 0); /* ETX2 */
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at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA24, 0); /* ETX3 */
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at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA22, 0); /* ETXER */
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return (at91_ramsize());
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}
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