Kconfig 3.9 KB

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  1. # arch/arm/plat-s3c24xx/Kconfig
  2. #
  3. # Copyright 2007 Simtec Electronics
  4. #
  5. # Licensed under GPLv2
  6. config PLAT_S3C
  7. bool
  8. depends on ARCH_S3C2410
  9. default y if ARCH_S3C2410
  10. select NO_IOPORT
  11. help
  12. Base platform code for any Samsung S3C device
  13. if PLAT_S3C
  14. config PLAT_S3C24XX
  15. bool "S3C24XX Platform support"
  16. depends on ARCH_S3C2410
  17. help
  18. Support for S3C2410, S3C2412, S3C2440, S3C2442,
  19. and S3C24XX series Samsung Mobile CPU based systems.
  20. config PLAT_S3C64XX
  21. bool "S3C64XX Platform support"
  22. depends on ARCH_S3C2410
  23. default y if CPU_S3C6400 || CPU_S3C6410
  24. help
  25. Support for S3C6400 and S3C64XX series Samsung Mobile CPU based systems.
  26. config SPLIT_ROOT_FILESYSTEM
  27. bool "S3C MTD has 4 partitions"
  28. depends on ARCH_S3C2410 && MTD
  29. help
  30. Testing now
  31. config CPU_S3C244X
  32. bool
  33. depends on ARCH_S3C2410 && CPU_S3C2443
  34. help
  35. Support for S3C2440 and S3C2442 Samsung Mobile CPU based systems.
  36. config PM_SIMTEC
  37. bool
  38. help
  39. Common power management code for systems that are
  40. compatible with the Simtec style of power management
  41. config S3C2410_BOOT_WATCHDOG
  42. bool "S3C2410 Initialisation watchdog"
  43. depends on ARCH_S3C2410 && S3C2410_WATCHDOG
  44. help
  45. Say y to enable the watchdog during the kernel decompression
  46. stage. If the kernel fails to uncompress, then the watchdog
  47. will trigger a reset and the system should restart.
  48. config S3C2410_BOOT_ERROR_RESET
  49. bool "S3C2410 Reboot on decompression error"
  50. depends on ARCH_S3C2410
  51. help
  52. Say y here to use the watchdog to reset the system if the
  53. kernel decompressor detects an error during decompression.
  54. config S3C2410_PM_DEBUG
  55. bool "S3C2410 PM Suspend debug"
  56. depends on ARCH_S3C2410 && PM
  57. help
  58. Say Y here if you want verbose debugging from the PM Suspend and
  59. Resume code. See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt>
  60. for more information.
  61. config S3C2410_PM_CHECK
  62. bool "S3C2410 PM Suspend Memory CRC"
  63. depends on ARCH_S3C2410 && PM && CRC32
  64. help
  65. Enable the PM code's memory area checksum over sleep. This option
  66. will generate CRCs of all blocks of memory, and store them before
  67. going to sleep. The blocks are then checked on resume for any
  68. errors.
  69. Note, this can take several seconds depending on memory size
  70. and CPU speed.
  71. See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt>
  72. config S3C2410_PM_CHECK_CHUNKSIZE
  73. int "S3C2410 PM Suspend CRC Chunksize (KiB)"
  74. depends on ARCH_S3C2410 && PM && S3C2410_PM_CHECK
  75. default 64
  76. help
  77. Set the chunksize in Kilobytes of the CRC for checking memory
  78. corruption over suspend and resume. A smaller value will mean that
  79. the CRC data block will take more memory, but wil identify any
  80. faults with better precision.
  81. See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt>
  82. config S3C2410_LOWLEVEL_UART_PORT
  83. int "S3C2410 UART to use for low-level messages"
  84. default 0
  85. help
  86. Choice of which UART port to use for the low-level messages,
  87. such as the `Uncompressing...` at start time. The value of
  88. this configuration should be between zero and two. The port
  89. must have been initialised by the boot-loader before use.
  90. config S3C2410_DMA
  91. bool "S3C2410 DMA support"
  92. depends on ARCH_S3C2410
  93. help
  94. S3C2410 DMA support. This is needed for drivers like sound which
  95. use the S3C2410's DMA system to move data to and from the
  96. peripheral blocks.
  97. config S3C2410_DMA_DEBUG
  98. bool "S3C2410 DMA support debug"
  99. depends on ARCH_S3C2410 && S3C2410_DMA
  100. help
  101. Enable debugging output for the DMA code. This option sends info
  102. to the kernel log, at priority KERN_DEBUG.
  103. config S3C64XX_DMA
  104. bool "S3C64XX DMA support"
  105. depends on CPU_S3C6400 || CPU_S3C6410
  106. help
  107. S3C6400(6410) DMA support. This is needed for drivers like sound which
  108. use the S3C6400(6410)'s DMA system to move data to and from the
  109. peripheral blocks.
  110. config MACH_SMDK
  111. bool "S3C MACHINE SMDK"
  112. depends on ARCH_S3C2410
  113. help
  114. Common machine code for SMDK2410 and SMDK2440
  115. endif