Re: [RFC 00/10] add support for fwnode in i2c mux system and sfp

Andrew Lunn
2022-02-22T08:57:19Z

> > In the DT world, we avoid snow flakes. Once you define a binding, it
> > is expected every following board will use it. So what i believe you
> > are doing here is defining how i2c muxes are described in APCI.
>
> Linux kernel has already established description of I2C muxes in ACPI:
> https://www.kernel.org/doc/html/latest/firmware-guide/acpi/i2c-muxes.html
>
> I'm not sure we want another one.

Agreed. This implementation needs to make use of that. Thanks for
pointing it out. I don't know the ACPI world, are there any other
overlaps with existing ACPI bindings?

Andrew