[PATCH V6 1/2] of: Add generic device tree DMA helpers
Arnd Bergmann
arnd at arndb.de
Thu Sep 20 00:24:55 EST 2012
On Wednesday 19 September 2012, Matt Porter wrote:
> > +Optional properties:
> > +- #dma-channels: Number of DMA channels supported by the controller.
> > +- #dma-requests: Number of DMA requests signals supported by the
> > + controller.
>
> Shouldn't these two optional properties drop the prefix #? By
> convention adopted from the various original OF/ePAPR/etc specs, the
> only properties I would expect to see with this prefix are the
> "*-cells" cell sizes. A quick search indicates this is the case
> throughout all the current bindings.
I always assumed that the # prefix is used to indicate that we are counting
things instead of listing them.
Arnd
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