Re: [PATCH 05/25] dt-bindings: leds: Add function and color properties

From: Pavel Machek
Date: Thu Apr 04 2019 - 09:29:40 EST



> > > > > +- function: LED functon. Use one of the LED_FUNCTION_* prefixed
> > > > > definitions
> > > > > +        from the header include/dt-bindings/leds/common.h.
> > > > > +        If there is no matching LED_FUNCTION available, add a new one.
> > > > > +- color : Color of the LED. Use one of the LED_COLOR_NAME_*
> > > > > prefixed definitions
> > > > > +        from the header include/dt-bindings/leds/common.h.
> > > > > +        If there is no matching LED_COLOR_NAME available, add a
> > > > > new one.
> > > > > +
> > > >
> > > > I am assuming multi color can re-use this property as well?
> > >
> > > I intended it to be a string, but indeed it would be better if we will
> > > make it an integer to be consistent with the discussed LED multi color
> > > design.
> >
> > Going further, I wonder if it would make sense to make function also
> > an integer. This way we could enforce use of LED functions known
> > to kernel.
>
> I think if we did that, then we'd just need to keep label. I think we
> need to allow for populating a string in DT matching a sticker next to
> an LED on a device.

Well, there's often icon next to the LED... and we already use "label" for
something else. New property might make sense, but again, icons will make it tricky.

Pavel

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