diff options
| author | Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> | 2021-09-24 16:29:30 +0300 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@linux-watchdog.org> | 2021-10-26 22:31:12 +0300 |
| commit | 981785da79f0bfecdd328f49e6473c232e3a6bdb (patch) | |
| tree | 8c6e9d9fd3218e8d7d128b30bedbc448501e04c5 | |
| parent | 4d3d50f607b20b309f54b988c4b67cd6dd27b6d6 (diff) | |
| download | linux-981785da79f0bfecdd328f49e6473c232e3a6bdb.tar.xz | |
watchdog: s3c2410: describe driver in KConfig
Describe better which driver applies to which SoC, to make configuring
kernel for Samsung SoC easier.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20210924132930.111443-1-krzysztof.kozlowski@canonical.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
| -rw-r--r-- | drivers/watchdog/Kconfig | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index f28fdae3c5b4..0fab8230b663 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -496,16 +496,18 @@ config S3C2410_WATCHDOG select WATCHDOG_CORE select MFD_SYSCON if ARCH_EXYNOS help - Watchdog timer block in the Samsung SoCs. This will reboot - the system when the timer expires with the watchdog enabled. + Watchdog timer block in the Samsung S3C24xx, S3C64xx, S5Pv210 and + Exynos 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) then watchdog intervals of over approximately 20seconds are unavailable. + Choose Y/M here only if you build for such Samsung SoC. The driver can be built as a module by choosing M, and will - be called s3c2410_wdt + be called s3c2410_wdt. config SA1100_WATCHDOG tristate "SA1100/PXA2xx watchdog" |