LXR linux/arch/arm/mach-at91/board-1arm.c

   1/*
   2 * linux/arch/arm/mach-at91/board-1arm.c
   3 *
   4 *  Copyright (C) 2005 SAN People
   5 *
   6 * This program is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License as published by
   8 * the Free Software Foundation; either version 2 of the License, or
   9 * (at your option) any later version.
  10 *
  11 * This program is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 * GNU General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU General Public License
  17 * along with this program; if not, write to the Free Software
  18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19 */
  20
  21#include <linux/types.h>
  22#include <linux/init.h>
  23#include <linux/mm.h>
  24#include <linux/module.h>
  25#include <linux/platform_device.h>
  26
  27#include <mach/hardware.h>
  28#include <asm/setup.h>
  29#include <asm/mach-types.h>
  30#include <asm/irq.h>
  31
  32#include <asm/mach/arch.h>
  33#include <asm/mach/map.h>
  34#include <asm/mach/irq.h>
  35
  36#include <mach/board.h>
  37#include <mach/gpio.h>
  38
  39#include "generic.h"
  40
  41
  42static void __init onearm_map_io(void)
  43{
  44        /* Initialize processor: 18.432 MHz crystal */
  45        at91rm9200_initialize(18432000, AT91RM9200_PQFP);
  46
  47        /* DBGU on ttyS0. (Rx & Tx only) */
  48        at91_register_uart(0, 0, 0);
  49
  50        /* USART0 on ttyS1 (Rx, Tx, CTS, RTS) */
  51        at91_register_uart(AT91RM9200_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS);
  52
  53        /* USART1 on ttyS2 (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
  54        at91_register_uart(AT91RM9200_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS
  55                           | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
  56                           | ATMEL_UART_RI);
  57
  58        /* set serial console to ttyS0 (ie, DBGU) */
  59        at91_set_serial_console(0);
  60}
  61
  62static void __init onearm_init_irq(void)
  63{
  64        at91rm9200_init_interrupts(NULL);
  65}
  66
  67static struct at91_eth_data __initdata onearm_eth_data = {
  68        .phy_irq_pin    = AT91_PIN_PC4,
  69        .is_rmii        = 1,
  70};
  71
  72static struct at91_usbh_data __initdata onearm_usbh_data = {
  73        .ports          = 1,
  74};
  75
  76static struct at91_udc_data __initdata onearm_udc_data = {
  77        .vbus_pin       = AT91_PIN_PC2,
  78        .pullup_pin     = AT91_PIN_PC3,
  79};
  80
  81static void __init onearm_board_init(void)
  82{
  83        /* Serial */
  84        at91_add_device_serial();
  85        /* Ethernet */
  86        at91_add_device_eth(&onearm_eth_data);
  87        /* USB Host */
  88        at91_add_device_usbh(&onearm_usbh_data);
  89        /* USB Device */
  90        at91_add_device_udc(&onearm_udc_data);
  91}
  92
  93MACHINE_START(ONEARM, "Ajeco 1ARM single board computer")
  94        /* Maintainer: Lennert Buytenhek <buytenh@wantstofly.org> */
  95        .boot_params    = AT91_SDRAM_BASE + 0x100,
  96        .timer          = &at91rm9200_timer,
  97        .map_io         = onearm_map_io,
  98        .init_irq       = onearm_init_irq,
  99        .init_machine   = onearm_board_init,
 100MACHINE_END
 101