Current Path : /sys/arm/at91/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //sys/arm/at91/board_sam9g20ek.c |
/*- * Copyright (c) 2009 Greg Ansley. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ /* * This board file can be used for both: * Atmel AT91SAM9260-B Development Card and * Atmel AT91SAM9G20-EK Rev. B Development Card * * Since the AT91SAM9260 and AT91SAM9G20 have identical memory maps and * pin configurations we can use the same file for both. */ #include <sys/cdefs.h> __FBSDID("$FreeBSD: release/9.1.0/sys/arm/at91/board_sam9g20ek.c 213498 2010-10-06 22:40:27Z cognet $"); #include <sys/param.h> #include <sys/systm.h> #include <arm/at91/at91board.h> #include <arm/at91/at91reg.h> #include <arm/at91/at91var.h> #include <arm/at91/at91sam9g20reg.h> #include <arm/at91/at91_piovar.h> #include <arm/at91/at91_pio_sam9g20.h> //#include <arm/at91/at91_led.h> long board_init(void) { /* PIOB's A periph: Turn USART 0's TX/RX pins */ at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB14_DRXD, 0); at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB15_DTXD, 1); /* PIOB's A periph: Turn USART 0's TX/RX pins */ at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB4_TXD0, 1); at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB5_RXD0, 0); at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB22_DSR0, 0); at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB23_DCD0, 0); at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB24_DTR0, 1); at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB25_RI0, 0); at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB26_RTS0, 1); at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB27_CTS0, 0); /* PIOB's A periph: Turn USART 1's TX/RX pins */ at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB6_TXD1, 1); at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB7_RXD1, 0); at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB28_RTS1, 1); at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB29_CTS1, 0); /* TWI Two-wire Serial Data */ at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA23_TWD, 1); at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA24_TWCK, 1); #if 1 /* * Turn off Clock to DataFlash, conflicts with MCI clock. */ at91_pio_use_gpio(AT91SAM9G20_PIOA_BASE,AT91C_PIO_PA2); at91_pio_gpio_input(AT91SAM9G20_PIOA_BASE,AT91C_PIO_PA2); /* Turn off chip select to DataFlash */ at91_pio_gpio_output(AT91SAM9G20_PIOC_BASE,AT91C_PIO_PC11, 0); at91_pio_gpio_set(AT91SAM9G20_PIOC_BASE,AT91C_PIO_PC11); at91_pio_use_gpio(AT91SAM9G20_PIOC_BASE,AT91C_PIO_PC11); /* Multimedia Card */ at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA0_MCDB0, 1); at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA1_MCCDB, 1); at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA3_MCDB3, 1); at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA4_MCDB2, 1); at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA5_MCDB1, 1); at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA8_MCCK, 1); at91_pio_use_gpio(AT91SAM9G20_PIOC_BASE, AT91C_PIO_PC9); #else /* SPI0 to DataFlash */ at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA0, 0); at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA1, 0); at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA2, 0); at91_pio_use_periph_b(AT91SAM9G20_PIOC_BASE, AT91C_PIO_PC11,0); at91_pio_gpio_input(AT91SAM9G20_PIOA_BASE,AT91C_PIO_PA8); at91_pio_use_gpio(AT91SAM9G20_PIOA_BASE,AT91C_PIO_PA8); #endif /* EMAC */ at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA12_ETX0 , 0); at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA13_ETX1, 0); at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA14_ERX0, 0); at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA15_ERX1, 0); at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA16_ETXEN, 0); at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA17_ERXDV, 0); at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA18_ERXER, 0); at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA19_ETXCK, 0); at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA20_EMDC, 0); at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA21_EMDIO, 0); at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA10_ETX2_0, 0); at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA11_ETX3_0, 0); at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA22_ETXER, 0); at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA25_ERX2, 0); at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA26_ERX3, 0); at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA27_ERXCK, 0); at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA28_ECRS, 0); at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA29_ECOL, 0); return (at91_ramsize()); }