On Fri, Oct 21, 2022 at 11:42:31AM +0100, Mark Brown wrote: > On Thu, Oct 20, 2022 at 09:19:06PM +0300, Andy Shevchenko wrote: > > On Thu, Oct 20, 2022 at 07:07:10PM +0100, Mark Brown wrote: > > > > Remember that device_property backs onto fwnode so properties can come > > > from _DSD properties too since fwnode will query any source of > > > > I think the code would have to also check that it was a > > > MFD child at least, > > > That's exactly what I'm talking about when said "named resource check". > > Like I say a property can come from any firmware interface. But I'm talking about resource (not a property) as IO memory. It doesn't come via firmware at all. Have you had a chance to look into the v4? -- With Best Regards, Andy Shevchenko