diff options
| author | maxims@google.com <maxims@google.com> | 2017-04-17 12:00:21 -0700 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2017-05-08 11:57:30 -0400 |
| commit | 0753bc2d30d7ca4a0ea4ef7f97083961c3a9d0e0 (patch) | |
| tree | ddeb5811ed8c1e75572e109c989f0ce593c8b385 /drivers/watchdog/Kconfig | |
| parent | 17c5fb195376f5883b7f0fdfbf19e42e3be7de43 (diff) | |
dm: Simple Watchdog uclass
This is a simple uclass for Watchdog Timers. It has four operations:
start, restart, reset, stop. Drivers must implement start, restart and
stop operations, while implementing reset is optional: It's default
implementation expires watchdog timer in one clock tick.
Signed-off-by: Maxim Sloyko <maxims@google.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers/watchdog/Kconfig')
| -rw-r--r-- | drivers/watchdog/Kconfig | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index dbdaafc149..e8d2dba835 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -1,8 +1,26 @@ -menu "WATCHDOG support" +menu "Watchdog Timer Support" config ULP_WATCHDOG bool "i.MX7ULP watchdog" help Say Y here to enable i.MX7ULP watchdog driver. +config WDT + bool "Enable driver model for watchdog timer drivers" + depends on DM + help + Enable driver model for watchdog timer. At the moment the API + is very simple and only supports four operations: + start, restart, stop and reset (expire immediately). + What exactly happens when the timer expires is up to a particular + device/driver. + +config WDT_SANDBOX + bool "Enable Watchdog Timer support for Sandbox" + depends on SANDBOX && WDT + help + Enable Watchdog Timer support in Sandbox. This is a dummy device that + can be probed and supports all of the methods of WDT, but does not + really do anything. + endmenu |