tx25.h 5.6 KB

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  1. /*
  2. * (C) Copyright 2009 DENX Software Engineering
  3. * Author: John Rigby <jrigby@gmail.com>
  4. *
  5. * This program is free software; you can redistribute it and/or
  6. * modify it under the terms of the GNU General Public License as
  7. * published by the Free Software Foundation; either version 2 of
  8. * the License, or (at your option) any later version.
  9. *
  10. * This program is distributed in the hope that it will be useful,
  11. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13. * GNU General Public License for more details.
  14. *
  15. * You should have received a copy of the GNU General Public License
  16. * along with this program; if not, write to the Free Software
  17. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  18. * MA 02111-1307 USA
  19. */
  20. #ifndef __CONFIG_H
  21. #define __CONFIG_H
  22. /*
  23. * KARO TX25 board - SoC Configuration
  24. */
  25. #define CONFIG_ARM926EJS /* arm926ejs CPU core */
  26. #define CONFIG_MX25
  27. #define CONFIG_TX25
  28. #define CONFIG_MX25_CLK32 32000 /* OSC32K frequency */
  29. #define CONFIG_SYS_HZ 1000
  30. #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* 256 kB for U-Boot */
  31. /* NAND BOOT is the only boot method */
  32. #define CONFIG_NAND_U_BOOT
  33. #ifdef CONFIG_NAND_SPL
  34. /* Start copying real U-boot from the second page */
  35. #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x800
  36. #define CONFIG_SYS_NAND_U_BOOT_SIZE 0x30000
  37. #define CONFIG_SYS_NAND_U_BOOT_DST (0x81fc0000)
  38. #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_NAND_U_BOOT_DST
  39. #define CONFIG_SYS_NAND_PAGE_SIZE 2048
  40. #define CONFIG_SYS_NAND_SPARE_SIZE 64
  41. #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
  42. #define CONFIG_SYS_NAND_PAGE_COUNT 64
  43. #define CONFIG_SYS_NAND_SIZE (128 * 1024 * 1024)
  44. #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0
  45. #else
  46. #define CONFIG_SKIP_LOWLEVEL_INIT
  47. #endif
  48. #define CONFIG_DISPLAY_CPUINFO
  49. #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
  50. #define CONFIG_SETUP_MEMORY_TAGS 1
  51. #define CONFIG_INITRD_TAG 1
  52. /*
  53. * Memory Info
  54. */
  55. /* malloc() len */
  56. #define CONFIG_SYS_MALLOC_LEN (1 << 20) /* 1 MiB */
  57. /* reserved for initial data */
  58. #define CONFIG_SYS_GBL_DATA_SIZE 128
  59. /*
  60. * Board has 2 32MB banks of DRAM but there is a bug when using
  61. * both so only the first is configured
  62. */
  63. #define CONFIG_NR_DRAM_BANKS 1
  64. #define PHYS_SDRAM_1 0x80000000
  65. #define PHYS_SDRAM_1_SIZE 0x02000000
  66. #if (CONFIG_NR_DRAM_BANKS == 2)
  67. #define PHYS_SDRAM_2 0x90000000
  68. #define PHYS_SDRAM_2_SIZE 0x02000000
  69. #endif
  70. /* 8MB DRAM test */
  71. #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1
  72. #define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_1+0x0800000)
  73. #define CONFIG_STACKSIZE (256 * 1024) /* regular stack */
  74. /*
  75. * Serial Info
  76. */
  77. #define CONFIG_MXC_UART 1
  78. #define CONFIG_SYS_MX25_UART1 1
  79. #define CONFIG_CONS_INDEX 1 /* use UART0 for console */
  80. #define CONFIG_BAUDRATE 115200 /* Default baud rate */
  81. #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
  82. /*
  83. * Flash & Environment
  84. */
  85. /* No NOR flash present */
  86. #define CONFIG_SYS_NO_FLASH 1
  87. #define CONFIG_ENV_IS_IN_NAND
  88. #define CONFIG_ENV_OFFSET CONFIG_SYS_MONITOR_LEN
  89. #define CONFIG_ENV_SIZE (128 * 1024) /* 128 kB NAND block size */
  90. #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
  91. /* NAND */
  92. #define CONFIG_NAND_MXC
  93. #define CONFIG_NAND_MXC_V1_1
  94. #define CONFIG_MXC_NAND_REGS_BASE (0xBB000000)
  95. #define CONFIG_SYS_MAX_NAND_DEVICE 1
  96. #define CONFIG_SYS_NAND_BASE (0xBB000000)
  97. #define CONFIG_JFFS2_NAND
  98. #define CONFIG_MXC_NAND_HWECC
  99. #define CONFIG_SYS_NAND_LARGEPAGE
  100. #define CONFIG_SYS_64BIT_VSPRINTF
  101. /* U-Boot general configuration */
  102. #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
  103. #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
  104. /* Print buffer sz */
  105. #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
  106. sizeof(CONFIG_SYS_PROMPT) + 16)
  107. #define CONFIG_SYS_MAXARGS 32 /* max number of command args */
  108. /* Boot Argument Buffer Size */
  109. #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
  110. #define CONFIG_CMDLINE_EDITING
  111. #define CONFIG_SYS_LONGHELP
  112. /* U-Boot commands */
  113. #include <config_cmd_default.h>
  114. #define CONFIG_CMD_NAND
  115. #define CONFIG_CMD_CACHE
  116. /*
  117. * Ethernet
  118. */
  119. #define CONFIG_FEC_MXC
  120. #define CONFIG_FEC_MXC_PHYADDR 0x1f
  121. #define CONFIG_MII
  122. #define CONFIG_CMD_NET
  123. #define CONFIG_NET_MULTI
  124. #define BOARD_LATE_INIT
  125. #define CONFIG_ENV_OVERWRITE
  126. #define CONFIG_BOOTDELAY 5
  127. #define CONFIG_LOADADDR 0x81000000 /* loadaddr env var */
  128. #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
  129. #define xstr(s) str(s)
  130. #define str(s) #s
  131. #define CONFIG_EXTRA_ENV_SETTINGS \
  132. "netdev=eth0\0" \
  133. "nfsargs=setenv bootargs root=/dev/nfs rw " \
  134. "nfsroot=${serverip}:${rootpath}\0" \
  135. "ramargs=setenv bootargs root=/dev/ram rw\0" \
  136. "addip=setenv bootargs ${bootargs} " \
  137. "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
  138. ":${hostname}:${netdev}:off panic=1\0" \
  139. "addtty=setenv bootargs ${bootargs}" \
  140. " console=ttymxc0,${baudrate}\0" \
  141. "addmtd=setenv bootargs ${bootargs} ${mtdparts}\0" \
  142. "addmisc=setenv bootargs ${bootargs}\0" \
  143. "u-boot=tx25/u-boot.bin\0" \
  144. "kernel_addr_r=" xstr(CONFIG_LOADADDR) "\0" \
  145. "hostname=tx25\0" \
  146. "bootfile=tx25/uImage\0" \
  147. "rootpath=/opt/eldk/arm\0" \
  148. "net_nfs=tftp ${kernel_addr_r} ${bootfile};" \
  149. "run nfsargs addip addtty addmtd addmisc;" \
  150. "bootm\0" \
  151. "bootcmd=run net_nfs\0" \
  152. "load=tftp ${loadaddr} ${u-boot}\0" \
  153. "update=nand erase 0 40000;nand write ${loadaddr} 0 40000\0" \
  154. "upd=run load update\0" \
  155. /* additions for new relocation code, must be added to all boards */
  156. #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
  157. #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x1000 - /* Fix this */ \
  158. CONFIG_SYS_GBL_DATA_SIZE)
  159. #endif /* __CONFIG_H */