linux-kernel - Re: [PATCH 06/13] ASoC: ux500_pcm: Extend ux500 MSP binding for enumeration

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Date:	Wed, 6 Nov 2013 12:04:26 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Linus Walleij <linus.walleij@...aro.org>
Cc:	Lee Jones <lee.jones@...aro.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>
Subject: Re: [PATCH 06/13] ASoC: ux500_pcm: Extend ux500 MSP binding for
 enumeration

On Wed, Nov 06, 2013 at 12:55:51PM +0100, Linus Walleij wrote:
> On Wed, Nov 6, 2013 at 11:46 AM, Mark Brown <broonie@...nel.org> wrote:
> > On Wed, Nov 06, 2013 at 10:16:18AM +0000, Lee Jones wrote:

> >> + - id               : MSP ID - used during component registration

> > I have no idea what this means or how one would pick the number?  It
> > looks like something purely internal to the driver...

> Actually it's quite common when we have several HW blocks of the
> same thing to add something like an id. For example for different
> GPIO banks.

That's common but having the number be in the device tree as a property
or referenced by anything like this isn't common - usually it's just in
the node name if it appears in the DT at all.

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