Re: [PATCH v1] dt-bindings: opp: Allow multi-worded node names

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On 20-10-21, 09:46, Rob Herring wrote:
> On Wed, Oct 20, 2021 at 02:19:05AM +0300, Dmitry Osipenko wrote:
> > Not all OPP table names and OPP entries consist of a single word. In
> > particular NVIDIA Tegra OPP tables use multi-word names. Allow OPP node
> > and OPP entry name to have multi-worded names to silence DT checker
> > warnings about the multi-word names separated by hyphen.
> > 
> > Reviewed-by: David Heidelberg <david@xxxxxxx>
> > Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx>
> > ---
> >  Documentation/devicetree/bindings/opp/opp-v2-base.yaml | 4 ++--
> >  1 file changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/Documentation/devicetree/bindings/opp/opp-v2-base.yaml b/Documentation/devicetree/bindings/opp/opp-v2-base.yaml
> > index ae3ae4d39843..298cf24af270 100644
> > --- a/Documentation/devicetree/bindings/opp/opp-v2-base.yaml
> > +++ b/Documentation/devicetree/bindings/opp/opp-v2-base.yaml
> > @@ -22,7 +22,7 @@ select: false
> >  
> >  properties:
> >    $nodename:
> > -    pattern: '^opp-table(-[a-z0-9]+)?$'
> > +    pattern: '^opp-table(-[a-z0-9]+)*$'
> 
> I don't see how this helps you. What I see needed upstream is a prefix:
> 
> '-?opp-table(-[0-9]+)?$'

I wonder if we should disallow that to keep naming more consistent.

> Though really what I'd like to see is the OPP nodes moved into the 
> device nodes they belong to when appropriate (i.e. when not shared 
> between multiple devices).

+1

The only reason for keeping it outside was because CPUs were sharing them.

-- 
viresh



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