Re: [PATCH v3 1/5] mfd: intel_ehl_pse_gpio: Introduce Intel Elkhart Lake PSE GPIO and TIO

From: Greg KH
Date: Tue Mar 25 2025 - 20:47:00 EST


On Fri, Mar 21, 2025 at 03:22:36PM +0200, Andy Shevchenko wrote:
> On Fri, Mar 21, 2025 at 06:04:38AM -0700, Greg KH wrote:
> > On Fri, Mar 21, 2025 at 07:28:22AM +0200, Raag Jadav wrote:
> > > On Fri, Mar 14, 2025 at 01:57:35PM +0000, Lee Jones wrote:
> > > > On Fri, 14 Mar 2025, Andy Shevchenko wrote:
>
> ...
>
> > > > Also, Greg has been quite vocal about converting PCI devices to Platform
> > > > ones in the past. We may wish to run this past him before continuing.
> > >
> > > Greg, any objections on moving forward with platform device?
> >
> > I have no context here at all, why would a PCI device EVER be a platform
> > device? That feels wrong on so many levels...
>
> It's a multi-functional device, in other words that device provides a set of
> (dependent or independent) subdevices. But do you have other suggestion?
> The auxiliary bus?

Yes, that is exactly what the auxiliary bus code was designed and
written for.