Add sun4v_wdt watchdog driver

This driver adds sparc hypervisor watchdog support. The default
timeout is 60 seconds and the range is between 1 and
31536000 seconds. Both watchdog-resolution and
watchdog-max-timeout MD properties settings are supported.

Signed-off-by: Wim Coekaerts <[email protected]>
Reviewed-by: Julian Calaby <[email protected]>
Reviewed-by: Guenter Roeck <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
[email protected] 2016-01-29 09:39:38 -08:00 • committed by David S. Miller
commit ca0bb07980
6 changed files with 210 additions and 1 deletions

View file

@ -400,3 +400,7 @@ wm8350_wdt:
nowayout: Watchdog cannot be stopped once started
(default=kernel config parameter)
-------------------------------------------------
sun4v_wdt:
timeout_ms: Watchdog timeout in milliseconds 1..180000, default=60000)
nowayout: Watchdog cannot be stopped once started
-------------------------------------------------