[PATCH] platform/x86: Export LPC attributes for the system SPI chip

[Mika Westerberg]

On Fri, May 08, 2020 at 05:15:07PM +0100, Richard Hughes wrote:
> On Fri, 8 May 2020 at 09:20, Mika Westerberg
> <mika.westerberg at linux.intel.com> wrote:
> > Thanks for the information. I actually prefer that this would be in a
> > separate driver because I do not want distros to enable intel-spi just
> > for this. It is really only meant for special setups where firmware
> > upgrade/access flow has been thoroughly tested.
> 
> Do you think the driver should be part of mtd (e.g. something like
> drivers/mtd/spi-nor/controllers/intel-spi-pci-lpc.c) or be something
> like I proposed in drivers/platform/x86? Ideas very welcome, thanks.

I think you may want to look at drivers/mfd/lpc_ich.c and see if some of
this can be placed there. It is the "LPC" driver that binds to the
LPC/eSPI PCI device so it already has at least some of these PCI IDs.