target/linux/adm5120-2.6/files/arch/mips/adm5120/boards/infineon.c

   1 /*
   2  *  $Id$
   3  *
   4  *  Infineon boards
   5  *
   6  *  Copyright (C) 2007 OpenWrt.org
   7  *  Copyright (C) 2007 Gabor Juhos <juhosg@freemail.hu>
   8  *
   9  *  This program is free software; you can redistribute it and/or
  10  *  modify it under the terms of the GNU General Public License
  11  *  as published by the Free Software Foundation; either version 2
  12  *  of the License, or (at your option) any later version.
  13  *
  14  *  This program is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *  GNU General Public License for more details.
  18  *
  19  *  You should have received a copy of the GNU General Public License
  20  *  along with this program; if not, write to the
  21  *  Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  22  *  Boston, MA  02110-1301, USA.
  23  *
  24  */
  25
  26 #include <linux/kernel.h>
  27 #include <linux/init.h>
  28
  29 #include <asm/bootinfo.h>
  30 #include <asm/gpio.h>
  31
  32 #include <asm/mach-adm5120/adm5120_board.h>
  33 #include <asm/mach-adm5120/adm5120_platform.h>
  34
  35 static void switch_bank_gpio3(unsigned bank)
  36 {
  37         switch (bank) {
  38         case 0:
  39                 gpio_set_value(ADM5120_GPIO_PIN3, 0);
  40                 break;
  41         case 1:
  42                 gpio_set_value(ADM5120_GPIO_PIN3, 1);
  43                 break;
  44         }
  45 }
  46
  47 static struct mtd_partition easy83000_partitions[] = {
  48         {
  49                 .name   = "admboot",
  50                 .offset = 0,
  51                 .size   = 64*1024,
  52                 .mask_flags = MTD_WRITEABLE,
  53         } , {
  54                 .name   = "boardcfg",
  55                 .offset = MTDPART_OFS_APPEND,
  56                 .size   = 64*1024,
  57         } , {
  58                 .name   = "firmware",
  59                 .offset = MTDPART_OFS_APPEND,
  60                 .size   = MTDPART_SIZ_FULL,
  61         }
  62 };
  63
  64 static struct platform_device *easy83000_devices[] __initdata = {
  65         &adm5120_flash0_device,
  66 };
  67
  68 static void __init easy83000_setup(void)
  69 {
  70         gpio_request(ADM5120_GPIO_PIN3, NULL); /* for flash A20 line */
  71         gpio_direction_output(ADM5120_GPIO_PIN3, 0);
  72
  73         /* setup data for flash0 device */
  74         adm5120_flash0_data.switch_bank = switch_bank_gpio3;
  75         adm5120_flash0_data.nr_parts = ARRAY_SIZE(easy83000_partitions);
  76         adm5120_flash0_data.parts = easy83000_partitions;
  77
  78         /* TODO: setup mac addresses */
  79 }
  80
  81 static struct adm5120_board easy83000_board __initdata = {
  82         .mach_type      = MACH_ADM5120_EASY83000,
  83         .name           = "Infineon EASY-83000",
  84         .board_setup    = easy83000_setup,
  85         .num_eth_ports  = 6,
  86         .num_devices    = ARRAY_SIZE(easy83000_devices),
  87         .devices        = easy83000_devices,
  88 };
  89
  90 static int __init register_boards(void)
  91 {
  92         adm5120_board_register(&easy83000_board);
  93         return 0;
  94 }
  95
  96 pure_initcall(register_boards);