EXBITGEN.h 6.6 KB

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  1. /*
  2. * (C) Copyright 2000-2004
  3. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  4. *
  5. * SPDX-License-Identifier: GPL-2.0+
  6. */
  7. /*
  8. * board/config.h - configuration options, board specific
  9. */
  10. #ifndef __CONFIG_H
  11. #define __CONFIG_H
  12. /*
  13. * High Level Configuration Options
  14. * (easy to change)
  15. */
  16. #define CONFIG_405GP 1 /* This is a PPC405GP CPU */
  17. #define CONFIG_4xx 1 /* ...member of PPC4xx family */
  18. #define CONFIG_EXBITGEN 1 /* on a Exbit Generic board */
  19. #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
  20. #define CONFIG_SYS_CLK_FREQ 25000000 /* external frequency to pll */
  21. /* I2C configuration */
  22. #define CONFIG_HARD_I2C 1 /* I2C with hardware support */
  23. #define CONFIG_SYS_I2C_SPEED 40000 /* I2C speed */
  24. #define CONFIG_SYS_I2C_SLAVE 0x7F /* I2C slave address */
  25. /* environment is in EEPROM */
  26. #define CONFIG_ENV_IS_IN_EEPROM 1
  27. #undef CONFIG_ENV_IS_IN_FLASH
  28. #undef CONFIG_ENV_IS_IN_NVRAM
  29. #ifdef CONFIG_ENV_IS_IN_EEPROM
  30. #define CONFIG_SYS_I2C_EEPROM_ADDR 0x56 /* 1010110 */
  31. #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* 8-bit internal addressing */
  32. #define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 1 /* ... and 1 bit in I2C address */
  33. #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3 /* 4 bytes per page */
  34. #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 40 /* write takes up to 40 msec */
  35. #define CONFIG_ENV_OFFSET 4 /* Offset of Environment Sector */
  36. #define CONFIG_ENV_SIZE 350 /* that is 350 bytes only! */
  37. #endif
  38. #define CONFIG_BOOTDELAY 10 /* autoboot after 10 seconds */
  39. /* Explanation:
  40. autbooting is altogether disabled and cannot be
  41. enabled if CONFIG_BOOTDELAY is negative.
  42. If you want shorter bootdelay, then
  43. - "setenv bootdelay <delay>" to the proper value
  44. */
  45. #define CONFIG_BOOTCOMMAND "bootm 20400000 20800000"
  46. #define CONFIG_BOOTARGS "root=/dev/ram " \
  47. "ramdisk_size=32768 " \
  48. "console=ttyS0,115200 " \
  49. "ram=128M debug"
  50. #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
  51. #define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
  52. #define CONFIG_MII 1 /* MII PHY management */
  53. #define CONFIG_PHY_ADDR 0 /* PHY address */
  54. /*
  55. * BOOTP options
  56. */
  57. #define CONFIG_BOOTP_BOOTFILESIZE
  58. #define CONFIG_BOOTP_BOOTPATH
  59. #define CONFIG_PPC4xx_EMAC
  60. #define CONFIG_BOOTP_GATEWAY
  61. #define CONFIG_BOOTP_HOSTNAME
  62. /*
  63. * Command line configuration.
  64. */
  65. #include <config_cmd_default.h>
  66. #undef CONFIG_WATCHDOG /* watchdog disabled */
  67. /*
  68. * Miscellaneous configurable options
  69. */
  70. #define CONFIG_SYS_LONGHELP /* undef to save memory */
  71. #if defined(CONFIG_CMD_KGDB)
  72. #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
  73. #else
  74. #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
  75. #endif
  76. #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
  77. #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
  78. #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
  79. #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
  80. #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
  81. /* UART configuration */
  82. #define CONFIG_SYS_BASE_BAUD 691200
  83. /* Default baud rate */
  84. #define CONFIG_BAUDRATE 115200
  85. /* The following table includes the supported baudrates */
  86. #define CONFIG_SYS_BAUDRATE_TABLE \
  87. { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
  88. 57600, 115200, 230400, 460800, 921600 }
  89. #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
  90. #define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */
  91. /*-----------------------------------------------------------------------
  92. * PCI stuff
  93. *-----------------------------------------------------------------------
  94. */
  95. #undef CONFIG_PCI /* no pci support */
  96. /*-----------------------------------------------------------------------
  97. * External peripheral base address
  98. *-----------------------------------------------------------------------
  99. */
  100. #undef CONFIG_IDE_PCMCIA /* no pcmcia interface required */
  101. #undef CONFIG_IDE_LED /* no led for ide supported */
  102. #undef CONFIG_IDE_RESET /* no reset for ide supported */
  103. #define CONFIG_SYS_KEY_REG_BASE_ADDR 0xF0100000
  104. #define CONFIG_SYS_IR_REG_BASE_ADDR 0xF0200000
  105. #define CONFIG_SYS_FPGA_REG_BASE_ADDR 0xF0300000
  106. /*-----------------------------------------------------------------------
  107. * Start addresses for the final memory configuration
  108. * (Set up by the startup code)
  109. * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
  110. */
  111. #define CONFIG_SYS_SDRAM_BASE 0x00000000
  112. #define CONFIG_SYS_FLASH0_BASE 0xFFF80000
  113. #define CONFIG_SYS_FLASH0_SIZE 0x00080000
  114. #define CONFIG_SYS_FLASH1_BASE 0x20000000
  115. #define CONFIG_SYS_FLASH1_SIZE 0x02000000
  116. #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH0_BASE
  117. #define CONFIG_SYS_FLASH_SIZE CONFIG_SYS_FLASH0_SIZE
  118. #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
  119. #define CONFIG_SYS_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */
  120. #define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
  121. #if CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH0_BASE
  122. #define CONFIG_SYS_RAMSTART
  123. #endif
  124. /*
  125. * For booting Linux, the board info and command line data
  126. * have to be in the first 8 MB of memory, since this is
  127. * the maximum mapped by the Linux kernel during initialization.
  128. */
  129. #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
  130. /*-----------------------------------------------------------------------
  131. * FLASH organization
  132. */
  133. #define CONFIG_SYS_MAX_FLASH_BANKS 5 /* max number of memory banks */
  134. #define CONFIG_SYS_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
  135. #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
  136. #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
  137. #ifdef CONFIG_ENV_IS_IN_FLASH
  138. #define CONFIG_ENV_OFFSET 0x00060000 /* Offset of Environment Sector */
  139. #define CONFIG_ENV_SIZE 0x00010000 /* Total Size of Environment Sector */
  140. #define CONFIG_ENV_SECT_SIZE 0x00010000 /* see README - env sector total size */
  141. #endif
  142. /* On Chip Memory location/size */
  143. #define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000
  144. #define CONFIG_SYS_OCM_DATA_SIZE 0x1000
  145. /* Global info and initial stack */
  146. #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* inside of on-chip SRAM */
  147. #define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_OCM_DATA_SIZE /* Size of used area in RAM */
  148. #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
  149. #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
  150. #if defined(CONFIG_CMD_KGDB)
  151. #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
  152. #endif
  153. #endif /* __CONFIG_H */