[PATCH 03/17] spi/qspi: parse register by name.

[Mark Brown]

On Thu, Nov 28, 2013 at 10:15:14AM +0530, Sourav Poddar wrote:
> On Tuesday 26 November 2013 05:54 PM, Mark Brown wrote:

> >Do device tree binding changes early on in the series rather than at the
> >end, one of the things that gets reviewed for is binding updates.

> >Your code should also cope with the existing bindings, falling back on
> >the current behaviour if it can't get the names or the extra resources.

> My current code only has a single resouce, hence "*_byname* variants
> was not used. With extra resources, I am switching to "byname" variants,
> So, if a particular resource name is not found, it should just
> bypass that, thinking
> the resource is not required and should not resort to existing bindings..

That means that if you switch all resources to _byname then the driver
won't find any resources at all and will fail.  This will in turn mean
that any device trees that work with the current code wil start failing,
breaking compatibility.
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