1213496Scognet/*- 2213496Scognet * Copyright (c) 2009 Greg Ansley. All rights reserved. 3213496Scognet * 4213496Scognet * Redistribution and use in source and binary forms, with or without 5213496Scognet * modification, are permitted provided that the following conditions 6213496Scognet * are met: 7213496Scognet * 1. Redistributions of source code must retain the above copyright 8213496Scognet * notice, this list of conditions and the following disclaimer. 9213496Scognet * 2. Redistributions in binary form must reproduce the above copyright 10213496Scognet * notice, this list of conditions and the following disclaimer in the 11213496Scognet * documentation and/or other materials provided with the distribution. 12213496Scognet * 13213496Scognet * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14213496Scognet * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15213496Scognet * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16213496Scognet * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 17213496Scognet * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18213496Scognet * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19213496Scognet * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20213496Scognet * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21213496Scognet * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22213496Scognet * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23213496Scognet * SUCH DAMAGE. 24213496Scognet */ 25213496Scognet 26236989Simp/* 27213498Scognet * This board file can be used for both: 28236989Simp * Atmel SAM9G20-EK Development Card 29213498Scognet */ 30213496Scognet 31213496Scognet#include <sys/cdefs.h> 32213496Scognet__FBSDID("$FreeBSD: releng/10.2/sys/arm/at91/board_sam9g20ek.c 238189 2012-07-07 05:02:39Z imp $"); 33213496Scognet#include <sys/param.h> 34213496Scognet#include <sys/systm.h> 35213496Scognet 36238189Simp#include <machine/board.h> 37213496Scognet#include <arm/at91/at91board.h> 38213496Scognet#include <arm/at91/at91reg.h> 39213496Scognet#include <arm/at91/at91var.h> 40213496Scognet#include <arm/at91/at91sam9g20reg.h> 41213496Scognet#include <arm/at91/at91_piovar.h> 42213496Scognet#include <arm/at91/at91_pio_sam9g20.h> 43213496Scognet//#include <arm/at91/at91_led.h> 44213496Scognet 45238189SimpBOARD_INIT long 46213496Scognetboard_init(void) 47213496Scognet{ 48213496Scognet /* PIOB's A periph: Turn USART 0's TX/RX pins */ 49213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB14_DRXD, 0); 50213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB15_DTXD, 1); 51213496Scognet 52213496Scognet /* PIOB's A periph: Turn USART 0's TX/RX pins */ 53213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB4_TXD0, 1); 54213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB5_RXD0, 0); 55213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB22_DSR0, 0); 56213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB23_DCD0, 0); 57213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB24_DTR0, 1); 58213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB25_RI0, 0); 59213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB26_RTS0, 1); 60213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB27_CTS0, 0); 61213496Scognet 62213496Scognet /* PIOB's A periph: Turn USART 1's TX/RX pins */ 63213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB6_TXD1, 1); 64213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB7_RXD1, 0); 65213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB28_RTS1, 1); 66213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOB_BASE, AT91C_PB29_CTS1, 0); 67213496Scognet 68213496Scognet /* TWI Two-wire Serial Data */ 69213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA23_TWD, 1); 70213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA24_TWCK, 1); 71213498Scognet 72213496Scognet#if 1 73236989Simp /* 74213496Scognet * Turn off Clock to DataFlash, conflicts with MCI clock. 75213496Scognet */ 76213496Scognet at91_pio_use_gpio(AT91SAM9G20_PIOA_BASE,AT91C_PIO_PA2); 77213496Scognet at91_pio_gpio_input(AT91SAM9G20_PIOA_BASE,AT91C_PIO_PA2); 78213496Scognet 79213496Scognet /* Turn off chip select to DataFlash */ 80213496Scognet at91_pio_gpio_output(AT91SAM9G20_PIOC_BASE,AT91C_PIO_PC11, 0); 81213496Scognet at91_pio_gpio_set(AT91SAM9G20_PIOC_BASE,AT91C_PIO_PC11); 82213496Scognet at91_pio_use_gpio(AT91SAM9G20_PIOC_BASE,AT91C_PIO_PC11); 83213496Scognet 84213496Scognet /* Multimedia Card */ 85213496Scognet at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA0_MCDB0, 1); 86213496Scognet at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA1_MCCDB, 1); 87213496Scognet at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA3_MCDB3, 1); 88213496Scognet at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA4_MCDB2, 1); 89213496Scognet at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA5_MCDB1, 1); 90213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA8_MCCK, 1); 91213496Scognet at91_pio_use_gpio(AT91SAM9G20_PIOC_BASE, AT91C_PIO_PC9); 92213496Scognet#else 93213496Scognet /* SPI0 to DataFlash */ 94213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA0, 0); 95213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA1, 0); 96213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE, AT91C_PIO_PA2, 0); 97213496Scognet at91_pio_use_periph_b(AT91SAM9G20_PIOC_BASE, AT91C_PIO_PC11,0); 98213496Scognet 99213496Scognet at91_pio_gpio_input(AT91SAM9G20_PIOA_BASE,AT91C_PIO_PA8); 100213496Scognet at91_pio_use_gpio(AT91SAM9G20_PIOA_BASE,AT91C_PIO_PA8); 101213496Scognet#endif 102213496Scognet 103213496Scognet /* EMAC */ 104213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA12_ETX0 , 0); 105213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA13_ETX1, 0); 106213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA14_ERX0, 0); 107213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA15_ERX1, 0); 108213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA16_ETXEN, 0); 109213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA17_ERXDV, 0); 110213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA18_ERXER, 0); 111213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA19_ETXCK, 0); 112213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA20_EMDC, 0); 113213496Scognet at91_pio_use_periph_a(AT91SAM9G20_PIOA_BASE,AT91C_PA21_EMDIO, 0); 114213496Scognet 115213496Scognet at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA10_ETX2_0, 0); 116213496Scognet at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA11_ETX3_0, 0); 117213496Scognet at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA22_ETXER, 0); 118213496Scognet at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA25_ERX2, 0); 119213496Scognet at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA26_ERX3, 0); 120213496Scognet at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA27_ERXCK, 0); 121213496Scognet at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA28_ECRS, 0); 122213496Scognet at91_pio_use_periph_b(AT91SAM9G20_PIOA_BASE,AT91C_PA29_ECOL, 0); 123213496Scognet 124213496Scognet return (at91_ramsize()); 125213496Scognet} 126238189Simp 127238189SimpARM_BOARD(AT91SAM9G20, "Atmel SAM9G20-EK Development Card"); 128