include/configs/evb4510.h

   1 /*
   2  * Copyright (c) 2004   Cucy Systems (http://www.cucy.com)
   3  * Curt Brune <curt@cucy.com>
   4  *
   5  * Configuation settings for evb4510 board.
   6  *
   7  * See file CREDITS for list of people who contributed to this
   8  * project.
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License as
  12  * published by the Free Software Foundation; either version 2 of
  13  * the License, or (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  23  * MA 02111-1307 USA
  24  */
  25
  26 #ifndef __CONFIG_H
  27 #define __CONFIG_H
  28
  29 /*
  30  * If we are developing, we might want to start u-boot from ram
  31  * so we MUST NOT initialize critical regs like mem-timing ...
  32  *
  33  * Also swap the flash1 and flash2 addresses during debug.
  34  *
  35  * #define CONFIG_SKIP_LOWLEVEL_INIT
  36  */
  37
  38 /*
  39  * High Level Configuration Options
  40  * (easy to change)
  41  */
  42 #define CONFIG_ARM7             1       /* This is a ARM7 CPU    */
  43 #define CONFIG_ARM_THUMB        1       /* this is an ARM7TDMI   */
  44 #define CONFIG_S3C4510B         1       /* it's a S3C4510B chip  */
  45 #define CONFIG_EVB4510          1       /* on an EVB4510 Board   */
  46
  47 #define CONFIG_USE_IRQ
  48 #define CONFIG_STACKSIZE_IRQ    (4*1024)
  49 #define CONFIG_STACKSIZE_FIQ    (4*1024)
  50
  51 /*
  52  * Size of malloc() pool
  53  */
  54 #define CFG_MALLOC_LEN          (CFG_ENV_SIZE + 128*1024)
  55 #define CFG_GBL_DATA_SIZE       128
  56
  57 /*
  58  * Hardware drivers
  59  */
  60 #define CONFIG_DRIVER_S3C4510_ETH   1
  61 #define CONFIG_DRIVER_S3C4510_I2C   1
  62 #define CONFIG_DRIVER_S3C4510_UART  1
  63 #define CONFIG_DRIVER_S3C4510_FLASH 1
  64
  65 /*
  66  * select serial console configuration
  67  */
  68 #define CONFIG_SERIAL1          1       /* we use Serial line 1, could also use 2 */
  69
  70 /* allow to overwrite serial and ethaddr */
  71 #define CONFIG_ENV_OVERWRITE
  72
  73 #define CONFIG_BAUDRATE         19200
  74
  75 #define CONFIG_BOOTP_MASK       (CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE)
  76
  77 #define CONFIG_COMMANDS         (CONFIG_CMD_DFL | CFG_CMD_PING)
  78
  79 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
  80 #include <cmd_confdefs.h>
  81
  82 #define CONFIG_ETHADDR          00:40:95:36:35:33
  83 #define CONFIG_NETMASK          255.255.255.0
  84 #define CONFIG_IPADDR           10.0.0.11
  85 #define CONFIG_SERVERIP         10.0.0.1
  86 #define CONFIG_CMDLINE_TAG      /* submit bootargs to kernel */
  87
  88 #define CONFIG_BOOTDELAY        2
  89 #define CONFIG_BOOTCOMMAND      "tftp 100000 uImage"
  90 /* #define CONFIG_BOOTARGS      "console=ttyS0,19200 initrd=0x100a0040,530K root=/dev/ram keepinitrd" */
  91
  92 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
  93 #define CONFIG_KGDB_BAUDRATE    19200           /* speed to run kgdb serial port */
  94 #define CONFIG_KGDB_SER_INDEX   2               /* which serial port to use */
  95 #endif
  96
  97 /*
  98  * Miscellaneous configurable options
  99  */
 100 #define CFG_LONGHELP                            /* undef to save memory */
 101 #define CFG_PROMPT              "evb4510 # "    /* Monitor Command Prompt */
 102 #define CFG_CBSIZE              256             /* Console I/O Buffer Size */
 103 #define CFG_PBSIZE              (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
 104 #define CFG_MAXARGS             16              /* max number of command args */
 105 #define CFG_BARGSIZE            CFG_CBSIZE      /* Boot Argument Buffer Size */
 106
 107 #define CONFIG_CMDLINE_TAG                      /* allow passing of command line args to linux */
 108 #define CONFIG_SETUP_MEMORY_TAGS
 109 #define CONFIG_INITRD_TAG
 110
 111 #define CFG_MEMTEST_START       0x00000000      /* memtest works on     */
 112 #define CFG_MEMTEST_END         0x00780000      /* 4 ... 8 MB in DRAM   */
 113
 114 #undef  CFG_CLKS_IN_HZ          /* everything, incl board info, in Hz */
 115
 116 #define CFG_LOAD_ADDR           0x00000000      /* default load address */
 117
 118 #define CFG_SYS_CLK_FREQ        50000000        /* CPU freq: 50 MHz */
 119 #define CFG_HZ                  1000            /* decrementer freq: 1 KHz */
 120
 121                                                 /* valid baudrates */
 122 #define CFG_BAUDRATE_TABLE      { 9600, 19200, 38400, 57600, 115200 }
 123
 124 /*-----------------------------------------------------------------------
 125  * Stack sizes
 126  *
 127  * The stack sizes are set up in start.S using the settings below
 128 */
 129 #define CONFIG_STACKSIZE        (128*1024)      /* regular stack */
 130 #ifdef CONFIG_USE_IRQ
 131 #define CONFIG_STACKSIZE_IRQ    (4*1024)        /* IRQ stack */
 132 #define CONFIG_STACKSIZE_FIQ    (4*1024)        /* FIQ stack */
 133 #endif
 134
 135 /*-----------------------------------------------------------------------
 136  * Physical Memory Map after relocation
 137  */
 138 #define CONFIG_NR_DRAM_BANKS    1          /* we have 1 banks of DRAM */
 139 #define PHYS_SDRAM_1            0x00000000 /* SDRAM Bank #1 */
 140 #define PHYS_SDRAM_1_SIZE       0x00800000 /* 8 MB */
 141
 142 #define PHYS_FLASH_1            0x01000000 /* Flash Bank #1 */
 143 #define PHYS_FLASH_1_SIZE       0x00200000 /* 2 MB (one chip, 8bit access) */
 144
 145 #define PHYS_FLASH_2            0x02000000 /* Flash Bank #2 */
 146 #define PHYS_FLASH_2_SIZE       0x00080000 /* 512KB (one chip, 8bit access) */
 147
 148 #define CFG_FLASH_BASE          PHYS_FLASH_1
 149 #define CFG_FLASH_SIZE          PHYS_FLASH_1_SIZE
 150
 151 /*-----------------------------------------------------------------------
 152  * FLASH and environment organization
 153  */
 154 #define CFG_MAX_FLASH_BANKS     1       /* max number of memory banks */
 155 #define CFG_MAX_FLASH_SECT      35      /* max number of sectors on one chip */
 156 #define CFG_MAIN_SECT_SIZE      0x00010000  /* main size of sectors on one chip */
 157
 158 /* timeout values are in ticks */
 159 #define CFG_FLASH_ERASE_TOUT    (4*CFG_HZ) /* Timeout for Flash Erase */
 160 #define CFG_FLASH_WRITE_TOUT    (2*CFG_HZ) /* Timeout for Flash Write */
 161
 162 /* environment settings */
 163 #define CFG_ENV_IS_IN_FLASH
 164 #undef CFG_ENV_IS_NOWHERE
 165
 166 #define CFG_ENV_ADDR            (CFG_FLASH_BASE + 0x20000) /* environment start address */
 167 #define CFG_ENV_SECT_SIZE       0x10000    /* Total Size of Environment Sector */
 168 #define CFG_ENV_SIZE            0x1000     /* max size for environment */
 169
 170 #endif  /* __CONFIG_H */