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watchdog: s3c2410_wdt - Add extra option to include watchdog for Samsung SoCs

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This patch adds HAVE_S3C2410_WATCHDOG to control inclusion of watchdog driver
for Samsung SoCs. This option will help to include the driver only for the
necessary machines and not for all for any given arch.

Signed-off-by: Banajit Goswami <banajit.g@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Banajit Goswami 2010-05-20 11:58:24 +01:00 committed by Wim Van Sebroeck
parent 7e6811daa6
commit 8740f71d7f
1 changed files with 10 additions and 4 deletions
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14
drivers/watchdog/Kconfig
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@ -145,13 +145,19 @@ config KS8695_WATCHDOG
Watchdog timer embedded into KS8695 processor. This will reboot your
system when the timeout is reached.
config HAVE_S3C2410_WATCHDOG
bool
help
This will include watchdog timer support for Samsung SoCs. If
you want to include watchdog support for any machine, kindly
select this in the respective mach-XXXX/Kconfig file.
config S3C2410_WATCHDOG
tristate "S3C2410 Watchdog"
depends on ARCH_S3C2410
depends on ARCH_S3C2410 || HAVE_S3C2410_WATCHDOG
help
Watchdog timer block in the Samsung S3C2410 chips. This will
reboot the system when the timer expires with the watchdog
enabled.
Watchdog timer block in the Samsung SoCs. This will reboot
the system when the timer expires with the watchdog enabled.
The driver is limited by the speed of the system's PCLK
signal, so with reasonably fast systems (PCLK around 50-66MHz)