LXR linux/arch/arm/mach-at91/board-picotux200.c

   1/*
   2 * linux/arch/arm/mach-at91/board-picotux200.c
   3 *
   4 *  Copyright (C) 2005 SAN People
   5 *  Copyright (C) 2007 Kleinhenz Elektronik GmbH
   6 *
   7 * This program is free software; you can redistribute it and/or modify
   8 * it under the terms of the GNU General Public License as published by
   9 * the Free Software Foundation; either version 2 of the License, or
  10 * (at your option) any later version.
  11 *
  12 * This program is distributed in the hope that it will be useful,
  13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 * GNU General Public License for more details.
  16 *
  17 * You should have received a copy of the GNU General Public License
  18 * along with this program; if not, write to the Free Software
  19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20 */
  21
  22#include <linux/types.h>
  23#include <linux/gpio.h>
  24#include <linux/init.h>
  25#include <linux/mm.h>
  26#include <linux/module.h>
  27#include <linux/platform_device.h>
  28#include <linux/spi/spi.h>
  29#include <linux/mtd/physmap.h>
  30
  31#include <mach/hardware.h>
  32#include <asm/setup.h>
  33#include <asm/mach-types.h>
  34#include <asm/irq.h>
  35
  36#include <asm/mach/arch.h>
  37#include <asm/mach/map.h>
  38#include <asm/mach/irq.h>
  39
  40#include <mach/at91rm9200_mc.h>
  41#include <mach/at91_ramc.h>
  42
  43#include "at91_aic.h"
  44#include "board.h"
  45#include "generic.h"
  46
  47
  48static void __init picotux200_init_early(void)
  49{
  50        /* Initialize processor: 18.432 MHz crystal */
  51        at91_initialize(18432000);
  52}
  53
  54static struct macb_platform_data __initdata picotux200_eth_data = {
  55        .phy_irq_pin    = AT91_PIN_PC4,
  56        .is_rmii        = 1,
  57};
  58
  59static struct at91_usbh_data __initdata picotux200_usbh_data = {
  60        .ports          = 1,
  61        .vbus_pin       = {-EINVAL, -EINVAL},
  62        .overcurrent_pin= {-EINVAL, -EINVAL},
  63};
  64
  65static struct mci_platform_data __initdata picotux200_mci0_data = {
  66        .slot[0] = {
  67                .bus_width      = 4,
  68                .detect_pin     = AT91_PIN_PB27,
  69                .wp_pin         = AT91_PIN_PA17,
  70        },
  71};
  72
  73#define PICOTUX200_FLASH_BASE   AT91_CHIPSELECT_0
  74#define PICOTUX200_FLASH_SIZE   SZ_4M
  75
  76static struct physmap_flash_data picotux200_flash_data = {
  77        .width  = 2,
  78};
  79
  80static struct resource picotux200_flash_resource = {
  81        .start          = PICOTUX200_FLASH_BASE,
  82        .end            = PICOTUX200_FLASH_BASE + PICOTUX200_FLASH_SIZE - 1,
  83        .flags          = IORESOURCE_MEM,
  84};
  85
  86static struct platform_device picotux200_flash = {
  87        .name           = "physmap-flash",
  88        .id             = 0,
  89        .dev            = {
  90                                .platform_data  = &picotux200_flash_data,
  91                        },
  92        .resource       = &picotux200_flash_resource,
  93        .num_resources  = 1,
  94};
  95
  96static void __init picotux200_board_init(void)
  97{
  98        /* Serial */
  99        /* DBGU on ttyS0. (Rx & Tx only) */
 100        at91_register_uart(0, 0, 0);
 101
 102        /* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
 103        at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
 104                          | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
 105                          | ATMEL_UART_RI);
 106        at91_add_device_serial();
 107        /* Ethernet */
 108        at91_add_device_eth(&picotux200_eth_data);
 109        /* USB Host */
 110        at91_add_device_usbh(&picotux200_usbh_data);
 111        /* I2C */
 112        at91_add_device_i2c(NULL, 0);
 113        /* MMC */
 114        at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
 115        at91_add_device_mci(0, &picotux200_mci0_data);
 116        /* NOR Flash */
 117        platform_device_register(&picotux200_flash);
 118}
 119
 120MACHINE_START(PICOTUX2XX, "picotux 200")
 121        /* Maintainer: Kleinhenz Elektronik GmbH */
 122        .init_time      = at91rm9200_timer_init,
 123        .map_io         = at91_map_io,
 124        .handle_irq     = at91_aic_handle_irq,
 125        .init_early     = picotux200_init_early,
 126        .init_irq       = at91_init_irq_default,
 127        .init_machine   = picotux200_board_init,
 128MACHINE_END
 129