Re: [PATCH 5/8] mfd: Add ST's Low Power Controller driver

[Arnd Bergmann]

On Monday 15 December 2014 13:50:52 Lee Jones wrote:
> > > 
> > 
> > I don't think it's necessary to have the MFD node if only one of the
> > two modes can be used based on a DT property. It should be enough
> > to have both the rtc and the wdt driver list the same compatible
> > string and check the property in the probe function to decide if
> > they want to drive the device or not:
> 
> I tried that and it didn't work.  Only one driver probed.
> 
> 

Strange, the code in really_probe() and the comment in device_attach()
suggest that this is not the intentional behavior. What error
code did you return? If it's -ENODEV or -ENXIO, it should keep
trying the other drivers, otherwise it will give up.

	Arnd
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