On Tue, 24 May 2016, Mark Rutland wrote:
> On Tue, May 24, 2016 at 06:49:40AM -0400, Robert P. J. Day wrote:
> >
> > apologies for what i'm sure is a trivial question, but is there
> > any point in a .dts file having "linux,phandle" assignments that
> > are unreferenced from anywhere in the final source file?
> >
> > i ask only because i've been handed a .dts file that admittedly
> > works just fine, but it contains a number of lines of the form:
> >
> > linux,phandle = <some-number>;
> >
> > where none of those numeric phandles are referenced from anywhere
> > else in the source file (even after processing any .dtsi files).
> >
> > one possibility is that those are leftovers before someone
> > started adding labels to nodes, and referring to them like that,
> > but in my case, the nodes defining those phandles don't even have
> > labels, so that seems fairly pointless.
> >
> > is there any other explanation for them? thanks.
>
> It sounds like the dts file has been decompiled from a DTB, ...
ah, suddenly it makes perfect sense, thanks.
rday
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Robert P. J. Day Ottawa, Ontario, CANADA
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