Re: [PATCH v5 1/4] dt-bindings: backlight: Add max25014 supporty

Conor Dooley
2025-11-07T17:14:45Z

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On Fri, Nov 07, 2025 at 10:35:04AM -0500, Frank Li wrote:
> On Fri, Nov 07, 2025 at 01:49:58PM +0100, Maud Spierings via B4 Relay wrote:
> > From: Maud Spierings <maudspierings@gocontroll.com>
> >
> > The Maxim MAX25014 is a 4-channel automotive grade backlight driver IC
> > with integrated boost controller.
> >
> > Signed-off-by: Maud Spierings <maudspierings@gocontroll.com>

> > + led@0:
> > + type: object
> > + description: Properties for a string of connected LEDs.
> > + $ref: common.yaml#
> > +
> > + properties:
> > + reg:
> > + const: 0
>
> If reg is const 0, why need use led@0?

> > In the current implementation the control registers for channel 1,
> > control all channels. So only one led subnode with led-sources is
> > supported right now. If at some point the driver functionality is
> > expanded the bindings can be easily extended with it.

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