On Tue, Feb 27, 2018 at 05:22:56PM +0100, Wolfram Sang wrote: > > > the core gets it wrong. Just add a note to the probe function where cks is > > initialized that RWTCSRA_TME must not be set, and that RWTCSRA_TME must be > > cleared before changing the divider. > > But we would still need to disable TME sperately if the caclulated cks > is not the same value as the current register value (be it power-on > default or something the firmware did set). Because we shall not disable > TME and modify cks at the same time. > AFAICS this only applies if the watchdog is already running at boot, which is not currently supported to start with. Guenter