[PATCH v2 2/2] spi: add driver for Rockchip RK3xxx SoCs integrated SPI

Heiko Stübner heiko at sntech.de
Mon Jul 7 00:26:52 PDT 2014


Am Montag, 7. Juli 2014, 08:21:40 schrieb Mark Brown:
> On Mon, Jul 07, 2014 at 09:08:41AM +0200, Heiko Stübner wrote:
> > Am Montag, 7. Juli 2014, 09:42:52 schrieb addy ke:
> > > > Your DT binding defined some additional compatible strings, please add
> > > > those to the driver.
> > 
> > citing Mark Rutland (one of the dt maintainers):
> > 
> > --
> > 
> >   That's why I said in addition to the common one. I'd only expect the
> >   
> >   driver to look for "rockchip,rk3066-spi", but a DTB could have:
> >         compatible = "rockchip,rk3188-spi", "rockchip,rk3066-spi";
> >   
> >   Seeding the DTBs with the extra strings early makes it more likely that
> >   we can rely on them later. If we don't happen to need them they only
> >   clutter some DTBs.
> > 
> > --
> > 
> > so it looks like the driver is doing the right thing right now
> 
> The driver will work but it's better to list the strings that are
> supported explicitly if only to document that there's nothing specific
> Linux should be doing for them.

ok, makes sense :-)



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