Re: [PATCH v3 1/4] dt-bindings: iio: at91-sama5d2_adc: add optional dma property

[Jonathan Cameron <jic23-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>]

On Wed, 15 Nov 2017 09:27:46 -0600
Rob Herring <robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> wrote:

> On Wed, Nov 15, 2017 at 02:56:45PM +0200, Eugen Hristev wrote:
> > Added property for DMA configuration of the device.
> > 
> > Signed-off-by: Eugen Hristev <eugen.hristev-UWL1GkI3JZL3oGB3hsPCZA@public.gmane.org>
> > ---
> >  Changes in v3:
> > None, but we discussed on the ML about whether we should have "dma-names"
> > present in the binding even if it's only one.
> > The helpers in the kernel to retrieve the channel info rely on the
> > presence of this property, so I am resending the patch based on this.
> > If another solution is better, please advise and I can try it and
> > resend the patch.  
> 
> Really the kernel APIs should accept a NULL name and return the DMA 
> channel when there is only one. This is how the clk_get API works for 
> example.
> 
> >  Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt | 7 +++++++
> >  1 file changed, 7 insertions(+)  
> 
> In any case, not really a big deal.
> 
> Acked-by: Rob Herring <robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Applied to the togreg branch of iio.git and pushed out as testing.

Thanks,

Jonathan
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