Re: [PATCH 2/5] dt-bindings: gpio: pca95xx: add entry for pcal6534 and PI4IOE5V6534Q

From: Linus Walleij
Date: Thu Sep 08 2022 - 08:06:32 EST

On Wed, Aug 31, 2022 at 3:34 PM Krzysztof Kozlowski
<krzysztof.kozlowski@xxxxxxxxxx> wrote:

> If you have specific+fallback compatible (e.g. diodes,pi4ioe5v6534q,
> nxp,pcal6534), you can always introduce changes in the driver because it
> will match to the specific one (diodes). You could even introduce
> incompatible changes, if you insist, and the effect would be the same as
> adding now two compatibles in the driver.

I know, what I mean is that this binding should probably have fallback
compatibles for the TI, Exar, Onnn and Maxim compatibles listed in
the bindings, I bet they are all compatible with some nxp,pcaNNNN.

We could fix that, perhaps.

Linus Walleij