Re: [PATCH 3/4] OMAPDSS: panel-sharp-ls037v7dw01: add device tree support

Sebastian Reichel
2014-05-20T05:12:03Z

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On Mon, May 19, 2014 at 10:05:15PM +0300, Tomi Valkeinen wrote:
> On 19/05/14 19:04, Tony Lindgren wrote:
>
> > In many cases however we do have multiple compatible strings that
> > describe how the device is wired. See drivers/tty/serial/of_serial.c
> > for example. It has "ns16550" but then it also has additional
> > "nvidia,tegra20-uart", "nxp,lpc3220-uart" and "ibm,qpace-nwp-serial".
>
> All those sound like SoC components. In that case it sounds fine to have
> the device compatible contain the SoC name. We're talking here about
> external, detachable devices.
>
> >>> Not use what you're after with the SPI example though, but sounds
> >>> like that's something different.
> >>
> >> I think Sebastien's example is just like the issue here.
> >
> > Hmm is there some existing example in the kernel like that?
>
> No, Sebastien's example was just a hypothetical case. Here, using your
> way of having SoC specific data in the .dts, we would have
> "sharp,ls037v7dw01-omap-dss", and in Sebastien's example with a touch
> sensor we'd have, say, "synaptics,xyz123-omap-spi".

Yes, that's what I wanted to say :)

My name is spelled Sebastian, though. Sebastien is the French
variant as far as i know.

-- Sebastian

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