Re: [PATCH] spi: spidev: Add compatible for external SPI ports on Kontron boards

[Frieder Schrempf]

On 15.07.20 15:10, Mark Brown wrote:
> On Wed, Jul 15, 2020 at 01:45:51PM +0200, Frieder Schrempf wrote:
> > On 15.07.20 13:36, Mark Brown wrote:
>
> > > Hey, I proposed other solutions you didn't want to implement!
>
> > Right, but you have to admit that the other solutions turned out to be
> > rather out of scope for someone like me who merely wants to use the spidev
> > driver.
>
> > But I don't blame you. I'm now having a better idea of how things are (or
> > aren't) supposed to look like. So thanks for your patience!
>
> I'm not sure platforms like this are a great fit for DT TBH - the
> trouble with DT is that it turns things into ABIs regardless of if it's
> really a finished thing, platform data based systems were a lot more
> flexible here.

I see your point. Still it seems like the overlays would provide a 
sufficient alternative in matters of flexibility. Raspberry Pi uses it 
for years, which made me assume that some generic loading API is 
available. But it seems like everything is RPi-specific and downstream.