projects / deliverable / linux.git / blame
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|---|---|---|
| a21765a7 BD |
1 | # arch/arm/plat-s3c24xx/Kconfig |
| 2 | # | |
| 3 | # Copyright 2007 Simtec Electronics | |
| 4 | # | |
| 5 | # Licensed under GPLv2 | |
| 6 | ||
| 7 | config PLAT_S3C24XX | |
| 8 | bool | |
| 9 | depends on ARCH_S3C2410 | |
| b8870605 | 10 | default y if ARCH_S3C2410 |
| 7d477a04 | 11 | select NO_IOPORT |
| a21765a7 BD |
12 | help |
| 13 | Base platform code for any Samsung S3C device | |
| 14 | ||
| b8870605 BD |
15 | if PLAT_S3C24XX |
| 16 | ||
| a21765a7 BD |
17 | config CPU_S3C244X |
| 18 | bool | |
| 19 | depends on ARCH_S3C2410 && (CPU_S3C2440 || CPU_S3C2442) | |
| 20 | help | |
| 21 | Support for S3C2440 and S3C2442 Samsung Mobile CPU based systems. | |
| 22 | ||
| 23 | config PM_SIMTEC | |
| 24 | bool | |
| 25 | help | |
| 26 | Common power management code for systems that are | |
| 27 | compatible with the Simtec style of power management | |
| 28 | ||
| 29 | config S3C2410_BOOT_WATCHDOG | |
| 30 | bool "S3C2410 Initialisation watchdog" | |
| 31 | depends on ARCH_S3C2410 && S3C2410_WATCHDOG | |
| 32 | help | |
| 33 | Say y to enable the watchdog during the kernel decompression | |
| 34 | stage. If the kernel fails to uncompress, then the watchdog | |
| 35 | will trigger a reset and the system should restart. | |
| 36 | ||
| 37 | config S3C2410_BOOT_ERROR_RESET | |
| 38 | bool "S3C2410 Reboot on decompression error" | |
| 39 | depends on ARCH_S3C2410 | |
| 40 | help | |
| 41 | Say y here to use the watchdog to reset the system if the | |
| 42 | kernel decompressor detects an error during decompression. | |
| 43 | ||
| 44 | config S3C2410_PM_DEBUG | |
| 45 | bool "S3C2410 PM Suspend debug" | |
| 46 | depends on ARCH_S3C2410 && PM | |
| 47 | help | |
| 48 | Say Y here if you want verbose debugging from the PM Suspend and | |
| 49 | Resume code. See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt> | |
| 50 | for more information. | |
| 51 | ||
| 52 | config S3C2410_PM_CHECK | |
| 53 | bool "S3C2410 PM Suspend Memory CRC" | |
| 54 | depends on ARCH_S3C2410 && PM && CRC32 | |
| 55 | help | |
| 56 | Enable the PM code's memory area checksum over sleep. This option | |
| 57 | will generate CRCs of all blocks of memory, and store them before | |
| 58 | going to sleep. The blocks are then checked on resume for any | |
| 59 | errors. | |
| 60 | ||
| 5bfe8cb6 BD |
61 | Note, this can take several seconds depending on memory size |
| 62 | and CPU speed. | |
| 63 | ||
| 64 | See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt> | |
| 65 | ||
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66 | config S3C2410_PM_CHECK_CHUNKSIZE |
| 67 | int "S3C2410 PM Suspend CRC Chunksize (KiB)" | |
| 68 | depends on ARCH_S3C2410 && PM && S3C2410_PM_CHECK | |
| 69 | default 64 | |
| 70 | help | |
| 71 | Set the chunksize in Kilobytes of the CRC for checking memory | |
| 72 | corruption over suspend and resume. A smaller value will mean that | |
| 73 | the CRC data block will take more memory, but wil identify any | |
| 74 | faults with better precision. | |
| 75 | ||
| 5bfe8cb6 BD |
76 | See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt> |
| 77 | ||
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78 | config S3C2410_LOWLEVEL_UART_PORT |
| 79 | int "S3C2410 UART to use for low-level messages" | |
| 80 | default 0 | |
| 81 | help | |
| 82 | Choice of which UART port to use for the low-level messages, | |
| 83 | such as the `Uncompressing...` at start time. The value of | |
| 84 | this configuration should be between zero and two. The port | |
| 85 | must have been initialised by the boot-loader before use. | |
| 86 | ||
| 87 | config S3C2410_DMA | |
| 88 | bool "S3C2410 DMA support" | |
| 89 | depends on ARCH_S3C2410 | |
| 90 | help | |
| 91 | S3C2410 DMA support. This is needed for drivers like sound which | |
| 92 | use the S3C2410's DMA system to move data to and from the | |
| 93 | peripheral blocks. | |
| 94 | ||
| 95 | config S3C2410_DMA_DEBUG | |
| 96 | bool "S3C2410 DMA support debug" | |
| 97 | depends on ARCH_S3C2410 && S3C2410_DMA | |
| 98 | help | |
| 99 | Enable debugging output for the DMA code. This option sends info | |
| 100 | to the kernel log, at priority KERN_DEBUG. | |
| 101 | ||
| 102 | config MACH_SMDK | |
| 103 | bool | |
| 104 | help | |
| 105 | Common machine code for SMDK2410 and SMDK2440 | |
| 106 | ||
| b8870605 | 107 | endif |