[alsa-devel] [PATCH] ASoC: rt5659: Add mclk controls

[Mark Brown]

On Thu, Jul 28, 2016 at 11:14:20AM -0700, Nicolin Chen wrote:
> On Thu, Jul 28, 2016 at 04:57:32PM +0100, Mark Brown wrote:

> > This device seems to be used on x86 systems so we'll need to ensure that
> > they register clocks for this.  They really should set this up using
> > quirks keyed off DMI information or similar so it's hidden from other
> > systems.

> Hmm..the change defines this mclk as a optional property so I'm
> not sure how it would affect x86 systems. (Would love to refine

Ah, clk_prepare_enable() silently ignores NULL as an argument?  It is a
bit messy to do things that way but might be the most practical thing.

> it to make it impactless.) Since it's literally hidden, any way
> that I can manually ensure it? Or just wait for an ack from x86
> developers?

Hopefully they'll speak up - we're in the merge window anyway so it'll
be just over a week before this can go into -next.
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