Re: [PATCH 1/3] dt-bindings: pinctrl: Add bindings for mscc,ocelot-sgpio

From: Linus Walleij
Date: Wed May 27 2020 - 09:45:45 EST

On Wed, May 27, 2020 at 10:05 AM Lars Povlsen
<lars.povlsen@xxxxxxxxxxxxx> wrote:

> The only issue is that the gpios on the same "port" have restrictions on
> their status - they can only be enabled "all" or "none" for gpios that
> map to the same port. F.ex. gpio0, gpio32, gpio64 and gpio96 must all be
> enabled or disabled because at the hardware level you control the
> _port_.

This is fairly common. For example that an entire port/block share
a clock.

> But as I noted earlier, that could just be the driver enforcing
> this.


Linus Walleij