Re: [PATCH 1/2] dt-bindings: Document STM32 I2S bindings

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On Tue, Apr 11, 2017 at 9:32 AM, Mark Brown <broonie@xxxxxxxxxx> wrote:
> On Mon, Apr 10, 2017 at 02:48:32PM -0500, Rob Herring wrote:
>> On Thu, Apr 06, 2017 at 05:40:35PM +0200, olivier moysan wrote:
>
>> > +Required properties:
>> > +  - compatible: Must be "st,stm32h7-i2s"
>> > +  - #sound-dai-cells: Must be 1. (one parameter)
>> > +    This parameter allows to specify CPU DAI index in soundcard CPU dai link.
>> > +   index 0: playback DAI
>> > +   index 1: capture DAI
>> > +   index 2: full duplex DAI
>
>> Is this still needed for graph-card?
>
> The graph card is blocked on your review...

Maybe if there were more reviewers it would move faster. I don't know
ASoC that well.

> I'm also not clear how
> without something like this we'd be able to identify a specific DAI
> within a device if we don't have a way of identifying them.

Isn't that what the graph does? "dais" points to a list of ports which
are the specific DAIs whether there are multiple ones in a single
device or multiple devices with a single DAI each.

Rob
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