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Diffstat (limited to 'arch/arm/plat-s3c')
-rw-r--r-- | arch/arm/plat-s3c/Kconfig | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/arch/arm/plat-s3c/Kconfig b/arch/arm/plat-s3c/Kconfig new file mode 100644 index 000000000000..31656c33e05e --- /dev/null +++ b/arch/arm/plat-s3c/Kconfig | |||
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1 | # arch/arm/plat-s3c/Kconfig | ||
2 | # | ||
3 | # Copyright 2007 Simtec Electronics | ||
4 | # | ||
5 | # Licensed under GPLv2 | ||
6 | |||
7 | config PLAT_S3C | ||
8 | bool | ||
9 | depends on ARCH_S3C2410 | ||
10 | default y if ARCH_S3C2410 | ||
11 | select NO_IOPORT | ||
12 | help | ||
13 | Base platform code for any Samsung S3C device | ||
14 | |||
15 | # low-level serial option nodes | ||
16 | |||
17 | config CPU_LLSERIAL_S3C2410_ONLY | ||
18 | bool | ||
19 | depends on ARCH_S3C2410 | ||
20 | default y if CPU_LLSERIAL_S3C2410 && !CPU_LLSERIAL_S3C2440 | ||
21 | |||
22 | config CPU_LLSERIAL_S3C2440_ONLY | ||
23 | bool | ||
24 | depends on ARCH_S3C2410 | ||
25 | default y if CPU_LLSERIAL_S3C2440 && !CPU_LLSERIAL_S3C2410 | ||
26 | |||
27 | config CPU_LLSERIAL_S3C2410 | ||
28 | bool | ||
29 | depends on ARCH_S3C2410 | ||
30 | help | ||
31 | Selected if there is an S3C2410 (or register compatible) serial | ||
32 | low-level implementation needed | ||
33 | |||
34 | config CPU_LLSERIAL_S3C2440 | ||
35 | bool | ||
36 | depends on ARCH_S3C2410 | ||
37 | help | ||
38 | Selected if there is an S3C2440 (or register compatible) serial | ||
39 | low-level implementation needed | ||
40 | |||
41 | # boot configurations | ||
42 | |||
43 | comment "Boot options" | ||
44 | |||
45 | config S3C_BOOT_WATCHDOG | ||
46 | bool "S3C Initialisation watchdog" | ||
47 | depends on PLAT_S3C && S3C2410_WATCHDOG | ||
48 | help | ||
49 | Say y to enable the watchdog during the kernel decompression | ||
50 | stage. If the kernel fails to uncompress, then the watchdog | ||
51 | will trigger a reset and the system should restart. | ||
52 | |||
53 | config S3C_BOOT_ERROR_RESET | ||
54 | bool "S3C Reboot on decompression error" | ||
55 | depends on PLAT_S3C | ||
56 | help | ||
57 | Say y here to use the watchdog to reset the system if the | ||
58 | kernel decompressor detects an error during decompression. | ||
59 | |||
60 | comment "Power management" | ||
61 | |||
62 | config S3C2410_PM_DEBUG | ||
63 | bool "S3C2410 PM Suspend debug" | ||
64 | depends on PLAT_S3C && PM | ||
65 | help | ||
66 | Say Y here if you want verbose debugging from the PM Suspend and | ||
67 | Resume code. See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt> | ||
68 | for more information. | ||
69 | |||
70 | config S3C2410_PM_CHECK | ||
71 | bool "S3C2410 PM Suspend Memory CRC" | ||
72 | depends on PLAT_S3C && PM && CRC32 | ||
73 | help | ||
74 | Enable the PM code's memory area checksum over sleep. This option | ||
75 | will generate CRCs of all blocks of memory, and store them before | ||
76 | going to sleep. The blocks are then checked on resume for any | ||
77 | errors. | ||
78 | |||
79 | Note, this can take several seconds depending on memory size | ||
80 | and CPU speed. | ||
81 | |||
82 | See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt> | ||
83 | |||
84 | config S3C2410_PM_CHECK_CHUNKSIZE | ||
85 | int "S3C2410 PM Suspend CRC Chunksize (KiB)" | ||
86 | depends on PLAT_S3C && PM && S3C2410_PM_CHECK | ||
87 | default 64 | ||
88 | help | ||
89 | Set the chunksize in Kilobytes of the CRC for checking memory | ||
90 | corruption over suspend and resume. A smaller value will mean that | ||
91 | the CRC data block will take more memory, but wil identify any | ||
92 | faults with better precision. | ||
93 | |||
94 | See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt> | ||
95 | |||
96 | config S3C_LOWLEVEL_UART_PORT | ||
97 | int "S3C UART to use for low-level messages" | ||
98 | depends on PLAT_S3C | ||
99 | default 0 | ||
100 | help | ||
101 | Choice of which UART port to use for the low-level messages, | ||
102 | such as the `Uncompressing...` at start time. The value of | ||
103 | this configuration should be between zero and two. The port | ||
104 | must have been initialised by the boot-loader before use. | ||