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  1. # Thanks to Pieter Conradie for this script!
  2. # Target: Toshiba TOPAS900 -- TMPA900 Starterkit
  3. ######################################
  4. # We add to the minimal configuration.
  5. source [find target/tmpa900.cfg]
  6. ######################
  7. # Target configuration
  8. ######################
  9. #$_TARGETNAME configure -event gdb-attach { reset init }
  10. $_TARGETNAME configure -event reset-init { topasa900_init }
  11. proc topasa900_init { } {
  12. # Init PLL
  13. # my settings
  14. mww 0xf005000c 0x00000007
  15. mww 0xf0050010 0x00000065
  16. mww 0xf005000c 0x000000a7
  17. sleep 10
  18. mdw 0xf0050008
  19. mww 0xf0050008 0x00000002
  20. mww 0xf0050004 0x00000000
  21. # NEW: set CLKCR5
  22. mww 0xf0050054 0x00000040
  23. #
  24. # bplan settings
  25. # mww 0xf0050004 0x00000000
  26. # mww 0xf005000c 0x000000a7
  27. # sleep 10
  28. # mdw 0xf0050008
  29. # mww 0xf0050008 0x00000002
  30. # mww 0xf0050010 0x00000065
  31. # mww 0xf0050054 0x00000040
  32. sleep 10
  33. # Init SDRAM
  34. # _PMCDRV = 0x00000071;
  35. # //
  36. # // Initialize SDRAM timing paramater
  37. # //
  38. # _DMC_CAS_LATENCY = 0x00000006;
  39. # _DMC_T_DQSS = 0x00000000;
  40. # _DMC_T_MRD = 0x00000002;
  41. # _DMC_T_RAS = 0x00000007;
  42. #
  43. # _DMC_T_RC = 0x0000000A;
  44. # _DMC_T_RCD = 0x00000013;
  45. #
  46. # _DMC_T_RFC = 0x0000010A;
  47. #
  48. # _DMC_T_RP = 0x00000013;
  49. # _DMC_T_RRD = 0x00000002;
  50. # _DMC_T_WR = 0x00000002;
  51. # _DMC_T_WTR = 0x00000001;
  52. # _DMC_T_XP = 0x0000000A;
  53. # _DMC_T_XSR = 0x0000000B;
  54. # _DMC_T_ESR = 0x00000014;
  55. #
  56. # //
  57. # // Configure SDRAM type parameter
  58. # _DMC_MEMORY_CFG = 0x00008011;
  59. # _DMC_USER_CONFIG = 0x00000011; // 32 bit memory interface
  60. #
  61. #
  62. # _DMC_REFRESH_PRD = 0x00000A60;
  63. # _DMC_CHIP_0_CFG = 0x000140FC;
  64. #
  65. # _DMC_DIRECT_CMD = 0x000C0000;
  66. # _DMC_DIRECT_CMD = 0x00000000;
  67. #
  68. # _DMC_DIRECT_CMD = 0x00040000;
  69. # _DMC_DIRECT_CMD = 0x00040000;
  70. # _DMC_DIRECT_CMD = 0x00080031;
  71. # //
  72. # // Finally start SDRAM
  73. # //
  74. # _DMC_MEMC_CMD = MEMC_CMD_GO;
  75. # */
  76. mww 0xf0020260 0x00000071
  77. mww 0xf4300014 0x00000006
  78. mww 0xf4300018 0x00000000
  79. mww 0xf430001C 0x00000002
  80. mww 0xf4300020 0x00000007
  81. mww 0xf4300024 0x0000000A
  82. mww 0xf4300028 0x00000013
  83. mww 0xf430002C 0x0000010A
  84. mww 0xf4300030 0x00000013
  85. mww 0xf4300034 0x00000002
  86. mww 0xf4300038 0x00000002
  87. mww 0xf430003C 0x00000001
  88. mww 0xf4300040 0x0000000A
  89. mww 0xf4300044 0x0000000B
  90. mww 0xf4300048 0x00000014
  91. mww 0xf430000C 0x00008011
  92. mww 0xf4300304 0x00000011
  93. mww 0xf4300010 0x00000A60
  94. mww 0xf4300200 0x000140FC
  95. mww 0xf4300008 0x000C0000
  96. mww 0xf4300008 0x00000000
  97. mww 0xf4300008 0x00040000
  98. mww 0xf4300008 0x00040000
  99. mww 0xf4300008 0x00080031
  100. mww 0xf4300004 0x00000000
  101. sleep 10
  102. # adapter_khz NNNN
  103. # remap off in case of IROM boot
  104. mww 0xf0000004 0x00000001
  105. }
  106. # comment the following out if usinf J-Link, it soes not support DCC
  107. arm7_9 dcc_downloads enable ;# Enable faster DCC downloads
  108. #####################
  109. # Flash configuration
  110. #####################
  111. #flash bank <name> cfi <base> <size> <chip width> <bus width> <target>
  112. set _FLASHNAME $_CHIPNAME.flash
  113. flash bank $_FLASHNAME cfi 0x20000000 0x1000000 2 2 $_TARGETNAME