Re: [PATCH] of/lib: Export fdt routines to modules

From: Michael Bohan
Date: Fri Oct 18 2013 - 21:49:31 EST


On Fri, Oct 18, 2013 at 04:20:09PM -0500, Rob Herring wrote:
> On 10/18/2013 02:32 PM, Michael Bohan wrote:
> > My preference is probably straight libfdt calls, but if others
> > think that unpacking is a better solution, I'm able to go that
> > route as well. My only concern there is that we provide a means
> > to detect invalid dtb image (ex. handle error codes) and also
> > free the device_node allocations once the device is released.
>
> I think we need to understand what you are putting in the DT first.

That's understandable. Please see my response to Mark.

> Given there are other desired uses like overlays which need to add the
> necessary loading and unflattening support, a common solution is likely
> more desirable.

But by convention, would overlays allow for 'application
specific' data, or are they expected to meet the more rigid
requirements of a real Device Tree?

Thanks,
Mike

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