Re: [PATCH 01/16] PM / OPP: Add 'supply-names' binding

[Stephen Boyd]

On 10/16, Viresh Kumar wrote:
> On 15-10-15, 17:22, Stephen Boyd wrote:
> > I'm lost why we need this property at all. What happened to using
> > 
> >  opp-microvolt-0 = <1 2 3>;
> >  opp-microvolt-1 = <1>;
> >  opp-microvolt-2 = <3 4 5>;
> >  etc.
> 
> Perhaps you are confusing this with the bindings we came up for
> picking right voltage levels based on the cuts/version of the hardware
> we are running on. The problem that Lee Jones mentioned and that can
> be used in your case as well.

Isn't that what this patch series is for?

> 
> > That seems to avoid any problem with 3 vs. 1 element properties
> > combined into one large array.
> 
> That's not the problem I was trying to solve here.

What problem are you trying to solve then?

> 
> > Having supply-names seems too
> > brittle and would tie us to a particular OPP user's decision to
> > call supplies by some name.
> 
> No. The name has to match the <name>-supply property present in the
> device's node, that's why we need this property :)

Why does it need to match? Sorry I'm totally lost now.

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