[RFT PATCH v6 7/9] watchdog: retu: Convert to use infrastructure triggered keepalives

The watchdog infrastructure now supports handling watchdog keepalive if the watchdog is running while the watchdog device is closed. Convert the driver to use this infrastructure. Signed-off-by: Guenter Roeck --- v6: Rename WDOG_RUNNING to WDOG_HW_RUNNING Rebased to v4.4-rc2 v5: Rebased to

[RFT PATCH v6 7/9] watchdog: retu: Convert to use infrastructure triggered keepalives

The watchdog infrastructure now supports handling watchdog keepalive if the watchdog is running while the watchdog device is closed. Convert the driver to use this infrastructure. Signed-off-by: Guenter Roeck --- v6: Rename WDOG_RUNNING to WDOG_HW_RUNNING Rebased to