[PATCH] ARM: dts: imx6qdl-sabresd: Do not place regulator nodes under simple-bus

Shawn Guo shawn.guo at linaro.org
Wed Feb 12 20:59:59 EST 2014


On Wed, Feb 12, 2014 at 03:22:05PM -0200, Fabio Estevam wrote:
> On Wed, Feb 12, 2014 at 1:20 PM, Shawn Guo <shawn.guo at linaro.org> wrote:
> > On Wed, Feb 12, 2014 at 01:57:36PM +0000, Mark Rutland wrote:
> >> As it stands, the dts are buggy. I can appreciate that you don't feel
> >> this is important, but I do. It's not just an IMX issue, there is
> >> widespread misunderstanding and abuse of simple-bus.
> >>
> >> Said abuse is relying on current Linux implementation details, and that
> >> can and will create problems if and when probing code is changed.
> >
> > The reality is the code already gets no chance to change on this regard,
> > considering the requirement that we need to maintain the interface
> > between kernel and DT as ABI.  The dts have been there like this for
> > 10 kernel releases or so.
> 
> What breakage do you see with this patch?

I'm not talking about this patch.  I'm replying to Mark's comment saying
some day the kernel probing code is changed.

Shawn




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