Re: [PATCH 1/2] leds: add DT binding for Qualcomm PM8941 WLED block

From: Bjorn
Date: Thu Dec 18 2014 - 18:37:07 EST


On Tue 16 Dec 17:15 PST 2014, Stephen Boyd wrote:

> On 12/08/2014 04:22 PM, Bjorn Andersson wrote:
>
[..]
> > +- qcom,current-limit: mA; per-string current limit; value from 0 to 25
> > + default: 20mA
> > +- qcom,current-boost-limit: mA; boost current limit; one of:
> > + 105, 385, 525, 805, 980, 1260, 1400, 1680
> > + default: 805mA
[..]
> > +- qcom,ovp: V; Over-voltage protection limit; one of:
> > + 27, 29, 32, 35
> > + default: 29V
>
> It would be nice if the units were part of the property name, i.e.
> qcom,ovp-V, qcom,current-boost-limit-mA, etc. That way the units are
> known without having to refer to the documentation.
>

That might be useful, on the other hand one probably need to look inte bindings
docs to figure out valid values anyways.

> > +- qcom,num-strings: #; number of led strings attached; value from 1 to 3
> > + default: 2
>
> I wonder if qcom,#strings is more appropriate?
>

Checking the other docs indicate that it's far more common to use num- than #
here, but I haven't found anything written about it - it's more common to name
this just "qcom,strings" than "qcom,#strings" at least...

Regards,
Bjorn
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