board/phycore_mcf54xx/phyCore_MCF54xx.c

   1 /*
   2  * (C) 2007 konzeptpark, Carsten Schlote <c.schlote@konzeptpark.de>
   3  * See file CREDITS for list of people who contributed to this project.
   4  *
   5  * This file is part of U-Boot V2.
   6  *
   7  * U-Boot V2 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 3 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * U-Boot V2 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 U-Boot V2.  If not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 /** @file This file contains ...
  22  *
  23  */
  24 #include <common.h>
  25 #include <init.h>
  26 #include <driver.h>
  27 #include <fec.h>
  28 #include <environment.h>
  29 #include <asm/arch/mcf54xx-regs.h>
  30 #include <asm/arch/clocks.h>
  31 #include <asm/io.h>
  32 #include <partition.h>
  33
  34 /*
  35  *  Return board clock in MHz    FIXME move to clocks file
  36  */
  37 ulong mcfv4e_get_bus_clk(void)
  38 {
  39         return CFG_SYSTEM_CORE_CLOCK;
  40 }
  41
  42 /*
  43  * Up to 64MiB NOR type flash, connected to
  44  * CS line 0, data width is 32 bit
  45  */
  46 static struct device_d cfi_dev =
  47 {
  48         .name     = "cfi_flash",
  49         .map_base = CFG_FLASH_ADDRESS,
  50         .size     = CFG_FLASH_SIZE,
  51 };
  52
  53 /*
  54  * Build in FastEthernetControllers (FECs)
  55  */
  56 static struct fec_platform_data fec_info =
  57 {
  58         .xcv_type = MII100,
  59 };
  60
  61 static struct device_d network_dev0 =
  62 {
  63         .name     = "fec_mcf54xx",
  64         .map_base = MCF_FEC_ADDR(0),
  65         .size     = MCF_FEC_SIZE(0),       /* area size */
  66         .platform_data  = &fec_info,
  67 };
  68 static struct device_d network_dev1 =
  69 {
  70         .name     = "fec_mcf54xx",
  71         .map_base = MCF_FEC_ADDR(1),
  72         .size     = MCF_FEC_SIZE(1),       /* area size */
  73         .platform_data  = &fec_info,
  74 };
  75
  76 /*
  77  * 128MiB of SDRAM, data width is 32 bit
  78  */
  79 static struct memory_platform_data ram_pdata = {
  80         .name = "ram0",
  81         .flags = DEVFS_RDWR,
  82 };
  83
  84 static struct device_d sdram_dev =
  85 {
  86         .name     = "mem",
  87         .map_base = CFG_SDRAM_ADDRESS,
  88         .size     = CFG_SDRAM_SIZE,
  89         .platform_data = &ram_pdata,
  90 };
  91
  92 static int mcfv4e_devices_init(void)
  93 {
  94         printf("FIXME - setup board devices...\n");
  95
  96         register_device(&cfi_dev);
  97
  98         /*
  99          * Create partitions that should be
 100          * not touched by any regular user
 101          */
 102         devfs_add_partition("nor0", 0x00000, 0x80000, PARTITION_FIXED, "self0");        /* ourself */
 103         devfs_add_partition("nor0", 0x80000, 0x40000, PARTITION_FIXED, "env0"); /* environment */
 104         protect_file("/dev/env0", 1);
 105
 106         register_device(&network_dev0);
 107         //register_device(&network_dev1);
 108
 109         register_device(&sdram_dev);
 110
 111         return 0;
 112 }
 113
 114 device_initcall(mcfv4e_devices_init);
 115
 116 static struct device_d mcfv4e_serial_device =
 117 {
 118         .name     = "mcfv4e_serial",
 119         .map_base = 1 + CFG_EARLY_UART_PORT,
 120         .size     = 16 * 1024,
 121 };
 122
 123 static int mcfv4e_console_init(void)
 124 {
 125         /* init gpios for serial port */
 126
 127         /* Already set in lowlevel_init.c */
 128
 129         register_device(&mcfv4e_serial_device);
 130         return 0;
 131 }
 132
 133 console_initcall(mcfv4e_console_init);