Re: [PATCH v10 2/3] DMA: Freescale: Add new 8-channel DMA enginedevice tree nodes

[Hongbo Zhang]

On 09/26/2013 10:28 AM, David Gibson wrote:
> On Wed, Sep 25, 2013 at 08:46:32PM -0500, Scott Wood wrote:
> > On Wed, 2013-09-25 at 15:35 +0800, Hongbo Zhang wrote:
> > > By the way, I know maybe it is difficult, but why not introduce a
> > > document of maintaining rules for the dt binding docs? we have dedicated
> > > maintainers for this part now. Description language from one submitter
> > > cannot satisfy every reviewer/maintainer, for a reg property, is it
> > > necessary to say "offset and length",
> > Don't say "offset and length".  It's both redundant with the base
> > definition of the reg property, and overly specific because it makes
> > assumptions about how the parent node's ranges are set up (sometimes we
> > want to be that specific, but usually not).

Thanks for your answer Scott.
In fact my questions are mainly sample questions to file the necessary 
rules of dt binding.
> To look at it another way, the format of the 'reg' property is defined
> by the parent bus's binding, not the binding of the node itself.
Whatever the rule is, if it is reasonable and accepted, just as I said, 
we need to file it.


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