release/src-rt-6.x/linux/linux-2.6/arch/arm/mach-at91/board-kb9202.c

   1 /*
   2  * linux/arch/arm/mach-at91/board-kb9202.c
   3  *
   4  *  Copyright (c) 2005 kb_admin
   5  *                     KwikByte, Inc.
   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/init.h>
  24 #include <linux/mm.h>
  25 #include <linux/module.h>
  26 #include <linux/platform_device.h>
  27
  28 #include <asm/hardware.h>
  29 #include <asm/setup.h>
  30 #include <asm/mach-types.h>
  31 #include <asm/irq.h>
  32
  33 #include <asm/mach/arch.h>
  34 #include <asm/mach/map.h>
  35 #include <asm/mach/irq.h>
  36
  37 #include <asm/arch/board.h>
  38 #include <asm/arch/gpio.h>
  39
  40 #include "generic.h"
  41
  42
  43 /*
  44  * Serial port configuration.
  45  *    0 .. 3 = USART0 .. USART3
  46  *    4      = DBGU
  47  */
  48 static struct at91_uart_config __initdata kb9202_uart_config = {
  49         .console_tty    = 0,                                    /* ttyS0 */
  50         .nr_tty         = 3,
  51         .tty_map        = { 4, 0, 1, -1, -1 }                   /* ttyS0, ..., ttyS4 */
  52 };
  53
  54 static void __init kb9202_map_io(void)
  55 {
  56         /* Initialize processor: 10 MHz crystal */
  57         at91rm9200_initialize(10000000, AT91RM9200_PQFP);
  58
  59         /* Set up the LEDs */
  60         at91_init_leds(AT91_PIN_PC19, AT91_PIN_PC18);
  61
  62         /* Setup the serial ports and console */
  63         at91_init_serial(&kb9202_uart_config);
  64 }
  65
  66 static void __init kb9202_init_irq(void)
  67 {
  68         at91rm9200_init_interrupts(NULL);
  69 }
  70
  71 static struct at91_eth_data __initdata kb9202_eth_data = {
  72         .phy_irq_pin    = AT91_PIN_PB29,
  73         .is_rmii        = 0,
  74 };
  75
  76 static struct at91_usbh_data __initdata kb9202_usbh_data = {
  77         .ports          = 1,
  78 };
  79
  80 static struct at91_udc_data __initdata kb9202_udc_data = {
  81         .vbus_pin       = AT91_PIN_PB24,
  82         .pullup_pin     = AT91_PIN_PB22,
  83 };
  84
  85 static struct at91_mmc_data __initdata kb9202_mmc_data = {
  86         .det_pin        = AT91_PIN_PB2,
  87         .slot_b         = 0,
  88         .wire4          = 1,
  89 };
  90
  91 static struct mtd_partition __initdata kb9202_nand_partition[] = {
  92         {
  93                 .name   = "nand_fs",
  94                 .offset = 0,
  95                 .size   = MTDPART_SIZ_FULL,
  96         },
  97 };
  98
  99 static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
 100 {
 101         *num_partitions = ARRAY_SIZE(kb9202_nand_partition);
 102         return kb9202_nand_partition;
 103 }
 104
 105 static struct at91_nand_data __initdata kb9202_nand_data = {
 106         .ale            = 22,
 107         .cle            = 21,
 108         // .det_pin     = ... not there
 109         .rdy_pin        = AT91_PIN_PC29,
 110         .enable_pin     = AT91_PIN_PC28,
 111         .partition_info = nand_partitions,
 112 };
 113
 114 static void __init kb9202_board_init(void)
 115 {
 116         /* Serial */
 117         at91_add_device_serial();
 118         /* Ethernet */
 119         at91_add_device_eth(&kb9202_eth_data);
 120         /* USB Host */
 121         at91_add_device_usbh(&kb9202_usbh_data);
 122         /* USB Device */
 123         at91_add_device_udc(&kb9202_udc_data);
 124         /* MMC */
 125         at91_add_device_mmc(0, &kb9202_mmc_data);
 126         /* I2C */
 127         at91_add_device_i2c();
 128         /* SPI */
 129         at91_add_device_spi(NULL, 0);
 130         /* NAND */
 131         at91_add_device_nand(&kb9202_nand_data);
 132 }
 133
 134 MACHINE_START(KB9200, "KB920x")
 135         /* Maintainer: KwikByte, Inc. */
 136         .phys_io        = AT91_BASE_SYS,
 137         .io_pg_offst    = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
 138         .boot_params    = AT91_SDRAM_BASE + 0x100,
 139         .timer          = &at91rm9200_timer,
 140         .map_io         = kb9202_map_io,
 141         .init_irq       = kb9202_init_irq,
 142         .init_machine   = kb9202_board_init,
 143 MACHINE_END