SPI and module auto-loading
broonie at kernel.org
Fri Sep 12 03:14:42 PDT 2014
On Fri, Sep 12, 2014 at 11:50:23AM +0200, Javier Martinez Canillas wrote:
> On 09/11/2014 09:33 PM, Mark Brown wrote:
> > I'm not sure I see that as an interesting use case, it seems better to
> > have drivers usable without DT and it's trivial to do so.
> Yes, it's trivial but seems like an unnecessary duplication for me. AFAICT the
> OF tables are only used to match the devices in spi_match_device() but if both
> the OF and SPI tables must be kept in sync to properly report the module
> aliases to user-space then I wonder if the OF tables shouldn't just be removed
> from the SPI drivers since spi_match_device() will succeed anyways when
> calling spi_match_id().
The vendor identifier is an important part of the OF device ID, vendors
can and do end up with different devices of the same name.
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