Re: activity status for pinctrl-microchip-sgpio

[Andy Shevchenko <andy.shevchenko@xxxxxxxxx>]

+ Linus and Bart for the starter

On Wed, Dec 22, 2021 at 5:58 PM Colin Foster
<colin.foster@xxxxxxxxxxxxxxxx> wrote:
>
> Hello,
>
> I'm taking a look at the pinctrl-microchip-sgpio driver. After
> converting it to regmap, it was quite simple to finish support for the
> VSC7512 MFD RFCs I've been sending out. As it currently stands, I expect
> that patch set to get chopped up and submitted for 5.18 due to
> end-of-year schedules.
>
> I don't know how the other chips that use the sgpio driver operate, but
> the primary function as I see it for the VSC7512 is the activity LED. It
> seems like that functionality was initially planned by way of:
>
> static const char * const functions[] = { "gpio" };
>
> Has there been, or is there expected to be any work to add this
> feature? If there is, I'll be able to focus on PCS ports next. If not,
> I'll spend some time on activity LED functionality.
>
> Is this a feature that'll be desired for SPARX5 and LUTON? Or just
> Ocelot? If it is Ocelot-only it would seem like a flag in sgpio_priv is
> necessary. If it is for everything, then extra parameters in
> sgpio_properties.regoff[] would seem like the way forward.
>
> Thanks,
>
> Colin Foster



-- 
With Best Regards,
Andy Shevchenko