watchdog: imxwd: support .running device parameter on i.MX2+
The i.MX can be fused to start the watchdog on power-on reset.
To give users an easy way to determine whether the watchdog is running,
implement support for WDOG_HW_RUNNING.

Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
1 parent e8a1aef commit fabd576bd3122004e66ceb53743071b1a96b59da
@Ahmad Fatoum Ahmad Fatoum authored on 8 Nov 2019
Sascha Hauer committed on 11 Nov 2019
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drivers/watchdog/imxwd.c