Re: [PATCH v4 01/20] platform/x86: x86-android-tablets: convert Goodix devices to GPIO references

[Dmitry Torokhov <dmitry.torokhov@gmail.com>]

On Mon, Feb 09, 2026 at 05:45:55PM +0100, Bartosz Golaszewski wrote:
> On Mon, Feb 9, 2026 at 5:40 PM Dmitry Torokhov
> <dmitry.torokhov@gmail.com> wrote:
> >
> > > >
> > > > How do you do that when your code happens to run first, before the
> > > > controller is instantiated? gpio_device_find_by_label() will not
> > > > find it, so what will you use as fwnode in that case?
> > > >
> > >
> > > The device that calls gpio_device_find_by_label() (most likely a "real"
> > > device with an OF or ACPI node) should return -EPROBE_DEFER if that's the
> > > case and not create children with software nodes.
> >
> > There is no real OF or ACPI node in case of old legacy boards that have
> > not been converted to device tree. In many cases there is not even a
> > device that you can defer a probe for, and returning random errors
> > will likely cause the boot to fail.
> >
> 
> Then I believe such board files should have never been converted to
> (fake) software nodes because what is the advantage of them over
> time-proven and well tested lookup tables if all we're doing is
> comparing strings?

As I mentioned in the other subthread - to be able to use static
property entries to describe the rest of the setup and being able to
drop support for bespoke platform data from the generic drivers. 

Thanks.

-- 
Dmitry