tx25.h 4.9 KB

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  1. /*
  2. * (C) Copyright 2009 DENX Software Engineering
  3. * Author: John Rigby <jrigby@gmail.com>
  4. *
  5. * SPDX-License-Identifier: GPL-2.0+
  6. */
  7. #ifndef __CONFIG_H
  8. #define __CONFIG_H
  9. #include <asm/arch/imx-regs.h>
  10. /*
  11. * KARO TX25 board - SoC Configuration
  12. */
  13. #define CONFIG_MX25
  14. #define CONFIG_MX25_CLK32 32000 /* OSC32K frequency */
  15. #define CONFIG_SYS_TIMER_RATE CONFIG_MX25_CLK32
  16. #define CONFIG_SYS_TIMER_COUNTER \
  17. (&((struct gpt_regs *)IMX_GPT1_BASE)->counter)
  18. #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* 256 kB for U-Boot */
  19. #define CONFIG_SPL 1
  20. #define CONFIG_SPL_TARGET "u-boot-with-spl.bin"
  21. #define CONFIG_SPL_LDSCRIPT "arch/$(ARCH)/cpu/u-boot-spl.lds"
  22. #define CONFIG_SPL_MAX_SIZE 2048
  23. #define CONFIG_SPL_NAND_SUPPORT
  24. #define CONFIG_SPL_LIBGENERIC_SUPPORT
  25. #define CONFIG_SPL_TEXT_BASE 0x810c0000
  26. #define CONFIG_SYS_TEXT_BASE 0x81200000
  27. #ifndef MACH_TYPE_TX25
  28. #define MACH_TYPE_TX25 2177
  29. #endif
  30. #define CONFIG_MACH_TYPE MACH_TYPE_TX25
  31. #ifdef CONFIG_SPL_BUILD
  32. /* Start copying real U-boot from the second page */
  33. #define CONFIG_SYS_NAND_U_BOOT_OFFS CONFIG_SPL_PAD_TO
  34. #define CONFIG_SYS_NAND_U_BOOT_SIZE 0x30000
  35. #define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE
  36. #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_NAND_U_BOOT_DST
  37. #define CONFIG_SYS_NAND_PAGE_SIZE 2048
  38. #define CONFIG_SYS_NAND_OOBSIZE 64
  39. #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
  40. #define CONFIG_SYS_NAND_PAGE_COUNT 64
  41. #define CONFIG_SYS_NAND_SIZE (128 * 1024 * 1024)
  42. #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0
  43. #else
  44. #define CONFIG_SKIP_LOWLEVEL_INIT
  45. #endif
  46. #define CONFIG_DISPLAY_CPUINFO
  47. #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
  48. #define CONFIG_SETUP_MEMORY_TAGS
  49. #define CONFIG_INITRD_TAG
  50. /*
  51. * Memory Info
  52. */
  53. /* malloc() len */
  54. #define CONFIG_SYS_MALLOC_LEN (1 << 20) /* 1 MiB */
  55. /*
  56. * Board has 2 32MB banks of DRAM but there is a bug when using
  57. * both so only the first is configured
  58. */
  59. #define CONFIG_NR_DRAM_BANKS 1
  60. #define PHYS_SDRAM_1 0x80000000
  61. #define PHYS_SDRAM_1_SIZE 0x02000000
  62. #if (CONFIG_NR_DRAM_BANKS == 2)
  63. #define PHYS_SDRAM_2 0x90000000
  64. #define PHYS_SDRAM_2_SIZE 0x02000000
  65. #endif
  66. /* 8MB DRAM test */
  67. #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1
  68. #define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_1+0x0800000)
  69. /*
  70. * Serial Info
  71. */
  72. #define CONFIG_MXC_UART
  73. #define CONFIG_MXC_UART_BASE UART1_BASE
  74. #define CONFIG_CONS_INDEX 1 /* use UART0 for console */
  75. #define CONFIG_BAUDRATE 115200 /* Default baud rate */
  76. #define CONFIG_MXC_GPIO
  77. /*
  78. * Flash & Environment
  79. */
  80. /* No NOR flash present */
  81. #define CONFIG_SYS_NO_FLASH
  82. #define CONFIG_ENV_IS_IN_NAND
  83. #define CONFIG_ENV_OFFSET CONFIG_SYS_MONITOR_LEN
  84. #define CONFIG_ENV_SIZE (128 * 1024) /* 128 kB NAND block size */
  85. #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
  86. /* NAND */
  87. #define CONFIG_NAND_MXC
  88. #define CONFIG_MXC_NAND_REGS_BASE (0xBB000000)
  89. #define CONFIG_SYS_MAX_NAND_DEVICE 1
  90. #define CONFIG_SYS_NAND_BASE (0xBB000000)
  91. #define CONFIG_JFFS2_NAND
  92. #define CONFIG_MXC_NAND_HWECC
  93. #define CONFIG_SYS_NAND_LARGEPAGE
  94. /* U-Boot general configuration */
  95. #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
  96. /* Print buffer sz */
  97. #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
  98. sizeof(CONFIG_SYS_PROMPT) + 16)
  99. #define CONFIG_SYS_MAXARGS 32 /* max number of command args */
  100. /* Boot Argument Buffer Size */
  101. #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
  102. #define CONFIG_CMDLINE_EDITING
  103. #define CONFIG_SYS_LONGHELP
  104. /* U-Boot commands */
  105. #include <config_cmd_default.h>
  106. #define CONFIG_CMD_NAND
  107. #define CONFIG_CMD_CACHE
  108. /*
  109. * Ethernet
  110. */
  111. #define CONFIG_FEC_MXC
  112. #define CONFIG_FEC_MXC_PHYADDR 0x1f
  113. #define CONFIG_MII
  114. #define CONFIG_CMD_NET
  115. #define CONFIG_BOARD_LATE_INIT
  116. #define CONFIG_ENV_OVERWRITE
  117. #define CONFIG_BOOTDELAY 5
  118. #define CONFIG_LOADADDR 0x81000000 /* loadaddr env var */
  119. #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
  120. #define CONFIG_EXTRA_ENV_SETTINGS \
  121. "netdev=eth0\0" \
  122. "nfsargs=setenv bootargs root=/dev/nfs rw " \
  123. "nfsroot=${serverip}:${rootpath}\0" \
  124. "ramargs=setenv bootargs root=/dev/ram rw\0" \
  125. "addip=setenv bootargs ${bootargs} " \
  126. "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
  127. ":${hostname}:${netdev}:off panic=1\0" \
  128. "addtty=setenv bootargs ${bootargs}" \
  129. " console=ttymxc0,${baudrate}\0" \
  130. "addmtd=setenv bootargs ${bootargs} ${mtdparts}\0" \
  131. "addmisc=setenv bootargs ${bootargs}\0" \
  132. "u-boot=tx25/u-boot.bin\0" \
  133. "kernel_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \
  134. "hostname=tx25\0" \
  135. "bootfile=tx25/uImage\0" \
  136. "rootpath=/opt/eldk/arm\0" \
  137. "net_nfs=tftp ${kernel_addr_r} ${bootfile};" \
  138. "run nfsargs addip addtty addmtd addmisc;" \
  139. "bootm\0" \
  140. "bootcmd=run net_nfs\0" \
  141. "load=tftp ${loadaddr} ${u-boot}\0" \
  142. "update=nand erase 0 40000;nand write ${loadaddr} 0 40000\0" \
  143. "upd=run load update\0" \
  144. /* additions for new relocation code, must be added to all boards */
  145. #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
  146. #define CONFIG_SYS_INIT_SP_ADDR (IMX_RAM_BASE + IMX_RAM_SIZE)
  147. #endif /* __CONFIG_H */