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how to use IMX8 watchdog's set_pretimeout

Question asked by Ruodong Bai on Nov 20, 2019
Latest reply on Feb 13, 2020 by Ruodong Bai



This problem is from IMX8 watchdog.


What I need is that, do something before watchdog timeout.

I see there is set_pretimeout in watchdog driver, I donot know whether "set_pretimeout" can satisfy my need.


could you give some advice?how to use IMX8 watchdog's set_pretimeout?