[PATCH 1/4] ARM: shmobile: r8a7778: add Ether DT support
Laurent Pinchart
laurent.pinchart at ideasonboard.com
Tue Sep 3 08:11:17 EDT 2013
Hi Paweł,
On Monday 02 September 2013 16:32:34 Pawel Moll wrote:
> On Mon, 2013-09-02 at 15:18 +0100, Laurent Pinchart wrote:
> > Documentation/devicetree/booting-without-of.txt mentions it, as well as a
> > couple of other DT bindings document, but there's no clear documentation
> > of what device_type should be for network device, and whether the property
> > is mandatory or optional. Clarifying the documentation would be great.
>
> It's documented in the ePAPR spec:
>
> "The device_type property was used in IEEE 1275 to describe the device’s
> FCode programming model. Because ePAPR does not have FCode, new use of
> the property is deprecated, and it should be included only on cpu and
> memory nodes for compatibility with IEEE 1275–derived device trees."
Thank you for the clarification.
> The bottom line is - don't use it, unless you've good good reasons?
I'll let Sergei share his opinion on whether we've got good reasons :-)
--
Regards,
Laurent Pinchart
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