LXR uboot/include/configs/EXBITGEN.h

   1/*
   2 * (C) Copyright 2000-2004
   3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   4 *
   5 * See file CREDITS for list of people who contributed to this
   6 * project.
   7 *
   8 * This program is free software; you can redistribute it and/or
   9 * modify it under the terms of the GNU General Public License as
  10 * published by the Free Software Foundation; either version 2 of
  11 * the License, or (at your option) any later version.
  12 *
  13 * This program is distributed in the hope that it will be useful,
  14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 * GNU General Public License for more details.
  17 *
  18 * You should have received a copy of the GNU General Public License
  19 * along with this program; if not, write to the Free Software
  20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21 * MA 02111-1307 USA
  22 */
  23
  24/*
  25 * board/config.h - configuration options, board specific
  26 */
  27
  28#ifndef __CONFIG_H
  29#define __CONFIG_H
  30
  31/*
  32 * High Level Configuration Options
  33 * (easy to change)
  34 */
  35
  36#define CONFIG_405GP            1       /* This is a PPC405GP CPU       */
  37#define CONFIG_4xx              1       /* ...member of PPC4xx family   */
  38#define CONFIG_EXBITGEN         1       /* on a Exbit Generic board     */
  39
  40#define CONFIG_BOARD_EARLY_INIT_F 1     /* Call board_early_init_f      */
  41
  42#define CONFIG_SYS_CLK_FREQ     25000000 /* external frequency to pll   */
  43
  44/* I2C configuration */
  45#define CONFIG_HARD_I2C         1       /* I2C with hardware support    */
  46#define CONFIG_SYS_I2C_SPEED            40000   /* I2C speed                    */
  47#define CONFIG_SYS_I2C_SLAVE            0x7F    /* I2C slave address            */
  48
  49/* environment is in EEPROM */
  50#define CONFIG_ENV_IS_IN_EEPROM    1
  51#undef CONFIG_ENV_IS_IN_FLASH
  52#undef CONFIG_ENV_IS_IN_NVRAM
  53
  54#ifdef CONFIG_ENV_IS_IN_EEPROM
  55#define CONFIG_SYS_I2C_EEPROM_ADDR              0x56    /* 1010110 */
  56#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN          1       /* 8-bit internal addressing */
  57#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW     1       /* ... and 1 bit in I2C address */
  58#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS       3       /* 4 bytes per page */
  59#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS   40      /* write takes up to 40 msec */
  60#define CONFIG_ENV_OFFSET               4       /* Offset of Environment Sector */
  61#define CONFIG_ENV_SIZE         350     /* that is 350 bytes only!      */
  62#endif
  63
  64#define CONFIG_BOOTDELAY        10      /* autoboot after 10 seconds    */
  65/* Explanation:
  66   autbooting is altogether disabled and cannot be
  67   enabled if CONFIG_BOOTDELAY is negative.
  68   If you want shorter bootdelay, then
  69   - "setenv bootdelay <delay>" to the proper value
  70*/
  71
  72#define CONFIG_BOOTCOMMAND      "bootm 20400000 20800000"
  73
  74#define CONFIG_BOOTARGS         "root=/dev/ram "  \
  75                                "ramdisk_size=32768 " \
  76                                "console=ttyS0,115200 " \
  77                                "ram=128M debug"
  78
  79#define CONFIG_LOADS_ECHO       1       /* echo on for serial download  */
  80#define CONFIG_SYS_LOADS_BAUD_CHANGE    1       /* allow baudrate change        */
  81
  82#define CONFIG_MII              1       /* MII PHY management           */
  83#define CONFIG_PHY_ADDR         0       /* PHY address                  */
  84
  85
  86/*
  87 * BOOTP options
  88 */
  89#define CONFIG_BOOTP_BOOTFILESIZE
  90#define CONFIG_BOOTP_BOOTPATH
  91#define CONFIG_PPC4xx_EMAC
  92#define CONFIG_BOOTP_GATEWAY
  93#define CONFIG_BOOTP_HOSTNAME
  94
  95
  96/*
  97 * Command line configuration.
  98 */
  99#include <config_cmd_default.h>
 100
 101
 102#undef CONFIG_WATCHDOG                  /* watchdog disabled            */
 103
 104/*
 105 * Miscellaneous configurable options
 106 */
 107#define CONFIG_SYS_LONGHELP                     /* undef to save memory         */
 108#define CONFIG_SYS_PROMPT       "=> "           /* Monitor Command Prompt       */
 109#if defined(CONFIG_CMD_KGDB)
 110#define CONFIG_SYS_CBSIZE       1024            /* Console I/O Buffer Size      */
 111#else
 112#define CONFIG_SYS_CBSIZE       256             /* Console I/O Buffer Size      */
 113#endif
 114#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
 115#define CONFIG_SYS_MAXARGS      16              /* max number of command args   */
 116#define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE       /* Boot Argument Buffer Size    */
 117
 118#define CONFIG_SYS_MEMTEST_START        0x0400000       /* memtest works on     */
 119#define CONFIG_SYS_MEMTEST_END          0x0C00000       /* 4 ... 12 MB in DRAM  */
 120
 121/* UART configuration */
 122#define CONFIG_SYS_BASE_BAUD            691200
 123
 124/* Default baud rate */
 125#define CONFIG_BAUDRATE         115200
 126
 127/* The following table includes the supported baudrates */
 128#define CONFIG_SYS_BAUDRATE_TABLE      \
 129        { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400,     \
 130         57600, 115200, 230400, 460800, 921600 }
 131
 132#define CONFIG_SYS_CLKS_IN_HZ           1       /* everything, incl board info, in Hz */
 133
 134#define CONFIG_SYS_LOAD_ADDR            0x100000        /* default load address */
 135#define CONFIG_SYS_EXTBDINFO            1       /* To use extended board_into (bd_t) */
 136
 137#define CONFIG_SYS_HZ                   1000    /* decrementer freq: 1 ms ticks */
 138
 139/*-----------------------------------------------------------------------
 140 * PCI stuff
 141 *-----------------------------------------------------------------------
 142 */
 143#undef CONFIG_PCI                       /* no pci support               */
 144
 145/*-----------------------------------------------------------------------
 146 * External peripheral base address
 147 *-----------------------------------------------------------------------
 148 */
 149#undef  CONFIG_IDE_PCMCIA               /* no pcmcia interface required */
 150#undef  CONFIG_IDE_LED                  /* no led for ide supported     */
 151#undef  CONFIG_IDE_RESET                /* no reset for ide supported   */
 152
 153#define CONFIG_SYS_KEY_REG_BASE_ADDR    0xF0100000
 154#define CONFIG_SYS_IR_REG_BASE_ADDR     0xF0200000
 155#define CONFIG_SYS_FPGA_REG_BASE_ADDR   0xF0300000
 156
 157/*-----------------------------------------------------------------------
 158 * Start addresses for the final memory configuration
 159 * (Set up by the startup code)
 160 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
 161 */
 162#define CONFIG_SYS_SDRAM_BASE           0x00000000
 163#define CONFIG_SYS_FLASH0_BASE          0xFFF80000
 164#define CONFIG_SYS_FLASH0_SIZE          0x00080000
 165#define CONFIG_SYS_FLASH1_BASE          0x20000000
 166#define CONFIG_SYS_FLASH1_SIZE          0x02000000
 167#define CONFIG_SYS_FLASH_BASE           CONFIG_SYS_FLASH0_BASE
 168#define CONFIG_SYS_FLASH_SIZE           CONFIG_SYS_FLASH0_SIZE
 169#define CONFIG_SYS_MONITOR_BASE TEXT_BASE
 170#define CONFIG_SYS_MONITOR_LEN          (192 * 1024)    /* Reserve 196 kB for Monitor   */
 171#define CONFIG_SYS_MALLOC_LEN           (128 * 1024)    /* Reserve 128 kB for malloc()  */
 172
 173#if CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH0_BASE
 174#define CONFIG_SYS_RAMSTART
 175#endif
 176
 177/*
 178 * For booting Linux, the board info and command line data
 179 * have to be in the first 8 MB of memory, since this is
 180 * the maximum mapped by the Linux kernel during initialization.
 181 */
 182#define CONFIG_SYS_BOOTMAPSZ            (8 << 20)       /* Initial Memory map for Linux */
 183/*-----------------------------------------------------------------------
 184 * FLASH organization
 185 */
 186#define CONFIG_SYS_MAX_FLASH_BANKS      5       /* max number of memory banks           */
 187#define CONFIG_SYS_MAX_FLASH_SECT       128     /* max number of sectors on one chip    */
 188
 189#define CONFIG_SYS_FLASH_ERASE_TOUT     120000  /* Timeout for Flash Erase (in ms)      */
 190#define CONFIG_SYS_FLASH_WRITE_TOUT     500     /* Timeout for Flash Write (in ms)      */
 191
 192#ifdef CONFIG_ENV_IS_IN_FLASH
 193#define CONFIG_ENV_OFFSET               0x00060000 /* Offset of Environment Sector      */
 194#define CONFIG_ENV_SIZE         0x00010000 /* Total Size of Environment Sector  */
 195#define CONFIG_ENV_SECT_SIZE    0x00010000 /* see README - env sector total size */
 196#endif
 197
 198/* On Chip Memory location/size */
 199#define CONFIG_SYS_OCM_DATA_ADDR        0xF8000000
 200#define CONFIG_SYS_OCM_DATA_SIZE        0x1000
 201
 202/* Global info and initial stack */
 203#define CONFIG_SYS_INIT_RAM_ADDR        CONFIG_SYS_OCM_DATA_ADDR /* inside of on-chip SRAM      */
 204#define CONFIG_SYS_INIT_RAM_END CONFIG_SYS_OCM_DATA_SIZE /* End of used area in RAM     */
 205#define CONFIG_SYS_GBL_DATA_SIZE        128 /* size in bytes reserved for initial data */
 206#define CONFIG_SYS_GBL_DATA_OFFSET      (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
 207#define CONFIG_SYS_INIT_SP_OFFSET       CONFIG_SYS_GBL_DATA_OFFSET
 208
 209/*
 210 * Internal Definitions
 211 *
 212 * Boot Flags
 213 */
 214#define BOOTFLAG_COLD   0x01            /* Normal Power-On: Boot from FLASH     */
 215#define BOOTFLAG_WARM   0x02            /* Software reboot                      */
 216
 217#if defined(CONFIG_CMD_KGDB)
 218#define CONFIG_KGDB_BAUDRATE    230400  /* speed to run kgdb serial port */
 219#define CONFIG_KGDB_SER_INDEX   2       /* which serial port to use */
 220#endif
 221#endif  /* __CONFIG_H */
 222