Kconfig 2.9 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_S3C24XX
  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_S3C24XX
  14. config CPU_S3C244X
  15. bool
  16. depends on ARCH_S3C2410 && (CPU_S3C2440 || CPU_S3C2442)
  17. help
  18. Support for S3C2440 and S3C2442 Samsung Mobile CPU based systems.
  19. config PM_SIMTEC
  20. bool
  21. help
  22. Common power management code for systems that are
  23. compatible with the Simtec style of power management
  24. config S3C2410_BOOT_WATCHDOG
  25. bool "S3C2410 Initialisation watchdog"
  26. depends on ARCH_S3C2410 && S3C2410_WATCHDOG
  27. help
  28. Say y to enable the watchdog during the kernel decompression
  29. stage. If the kernel fails to uncompress, then the watchdog
  30. will trigger a reset and the system should restart.
  31. config S3C2410_BOOT_ERROR_RESET
  32. bool "S3C2410 Reboot on decompression error"
  33. depends on ARCH_S3C2410
  34. help
  35. Say y here to use the watchdog to reset the system if the
  36. kernel decompressor detects an error during decompression.
  37. config S3C2410_PM_DEBUG
  38. bool "S3C2410 PM Suspend debug"
  39. depends on ARCH_S3C2410 && PM
  40. help
  41. Say Y here if you want verbose debugging from the PM Suspend and
  42. Resume code. See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt>
  43. for more information.
  44. config S3C2410_PM_CHECK
  45. bool "S3C2410 PM Suspend Memory CRC"
  46. depends on ARCH_S3C2410 && PM && CRC32
  47. help
  48. Enable the PM code's memory area checksum over sleep. This option
  49. will generate CRCs of all blocks of memory, and store them before
  50. going to sleep. The blocks are then checked on resume for any
  51. errors.
  52. config S3C2410_PM_CHECK_CHUNKSIZE
  53. int "S3C2410 PM Suspend CRC Chunksize (KiB)"
  54. depends on ARCH_S3C2410 && PM && S3C2410_PM_CHECK
  55. default 64
  56. help
  57. Set the chunksize in Kilobytes of the CRC for checking memory
  58. corruption over suspend and resume. A smaller value will mean that
  59. the CRC data block will take more memory, but wil identify any
  60. faults with better precision.
  61. config S3C2410_LOWLEVEL_UART_PORT
  62. int "S3C2410 UART to use for low-level messages"
  63. default 0
  64. help
  65. Choice of which UART port to use for the low-level messages,
  66. such as the `Uncompressing...` at start time. The value of
  67. this configuration should be between zero and two. The port
  68. must have been initialised by the boot-loader before use.
  69. config S3C2410_DMA
  70. bool "S3C2410 DMA support"
  71. depends on ARCH_S3C2410
  72. help
  73. S3C2410 DMA support. This is needed for drivers like sound which
  74. use the S3C2410's DMA system to move data to and from the
  75. peripheral blocks.
  76. config S3C2410_DMA_DEBUG
  77. bool "S3C2410 DMA support debug"
  78. depends on ARCH_S3C2410 && S3C2410_DMA
  79. help
  80. Enable debugging output for the DMA code. This option sends info
  81. to the kernel log, at priority KERN_DEBUG.
  82. config MACH_SMDK
  83. bool
  84. help
  85. Common machine code for SMDK2410 and SMDK2440
  86. endif