M5282EVB.h 4.5 KB

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  1. /*
  2. * Configuation settings for the Motorola MC5282EVB board.
  3. *
  4. * (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.de>
  5. *
  6. * See file CREDITS for list of people who contributed to this
  7. * project.
  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 as
  11. * published by the Free Software Foundation; either version 2 of
  12. * 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 Free Software
  21. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  22. * MA 02111-1307 USA
  23. */
  24. /*
  25. * board/config.h - configuration options, board specific
  26. */
  27. #ifndef _CONFIG_M5282EVB_H
  28. #define _CONFIG_M5282EVB_H
  29. /*
  30. * High Level Configuration Options
  31. * (easy to change)
  32. */
  33. #define CONFIG_MCF52x2 /* define processor family */
  34. #define CONFIG_M5282 /* define processor type */
  35. #define FEC_ENET
  36. #define CONFIG_BAUDRATE 19200
  37. #define CFG_BAUDRATE_TABLE { 9600 , 19200 , 38400 , 57600, 115200 }
  38. #define CONFIG_MONITOR_IS_IN_RAM /* define if monitor is started from a pre-loader */
  39. /* Configuration for environment
  40. * Environment is embedded in u-boot in the second sector of the flash
  41. */
  42. #define CFG_ENV_ADDR 0xffe04000
  43. #define CFG_ENV_SIZE 0x2000
  44. #define CFG_ENV_IS_IN_FLASH 1
  45. #define CONFIG_COMMANDS ( CONFIG_CMD_DFL & ~(CFG_CMD_LOADS | CFG_CMD_LOADB) )
  46. /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
  47. #include <cmd_confdefs.h>
  48. #define CONFIG_BOOTDELAY 5
  49. #define CFG_PROMPT "-> "
  50. #define CFG_LONGHELP /* undef to save memory */
  51. #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
  52. #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
  53. #else
  54. #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
  55. #endif
  56. #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
  57. #define CFG_MAXARGS 16 /* max number of command args */
  58. #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
  59. #define CFG_LOAD_ADDR 0x20000
  60. #define CFG_MEMTEST_START 0x400
  61. #define CFG_MEMTEST_END 0x380000
  62. #define CFG_HZ 1000000
  63. #define CFG_CLK 64000000
  64. /*
  65. * Low Level Configuration Settings
  66. * (address mappings, register initial values, etc.)
  67. * You should know what you are doing if you make changes here.
  68. */
  69. #define CFG_MBAR 0x40000000
  70. #undef CFG_DISCOVER_PHY
  71. #define CFG_ENET_BD_BASE 0x380000
  72. /*-----------------------------------------------------------------------
  73. * Definitions for initial stack pointer and data area (in DPRAM)
  74. */
  75. #define CFG_INIT_RAM_ADDR 0x20000000
  76. #define CFG_INIT_RAM_END 0x10000 /* End of used area in internal SRAM */
  77. #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
  78. #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
  79. #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
  80. /*-----------------------------------------------------------------------
  81. * Start addresses for the final memory configuration
  82. * (Set up by the startup code)
  83. * Please note that CFG_SDRAM_BASE _must_ start at 0
  84. */
  85. #define CFG_SDRAM_BASE 0x00000000
  86. #define CFG_SDRAM_SIZE 4 /* SDRAM size in MB */
  87. #define CFG_FLASH_BASE 0xffe00000
  88. #define CFG_INT_FLASH_BASE 0xf0000000
  89. /* If M5282 port is fully implemented the monitor base will be behind
  90. * the vector table. */
  91. /* #define CFG_MONITOR_BASE (CFG_FLASH_BASE + 0x400) */
  92. #define CFG_MONITOR_BASE 0x20000
  93. #define CFG_MONITOR_LEN 0x20000
  94. #define CFG_MALLOC_LEN (256 << 10)
  95. #define CFG_BOOTPARAMS_LEN 64*1024
  96. /*
  97. * For booting Linux, the board info and command line data
  98. * have to be in the first 8 MB of memory, since this is
  99. * the maximum mapped by the Linux kernel during initialization ??
  100. */
  101. #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
  102. /*-----------------------------------------------------------------------
  103. * FLASH organization
  104. */
  105. #define CFG_MAX_FLASH_SECT 35
  106. #define CFG_MAX_FLASH_BANKS 1
  107. #define CFG_FLASH_ERASE_TOUT 10000000
  108. /*-----------------------------------------------------------------------
  109. * Cache Configuration
  110. */
  111. #define CFG_CACHELINE_SIZE 16
  112. /*-----------------------------------------------------------------------
  113. * Memory bank definitions
  114. */
  115. /*-----------------------------------------------------------------------
  116. * Port configuration
  117. */
  118. #endif /* _CONFIG_M5282EVB_H */