[alsa-devel] [PATCH 2/3] sound: soc: fsl: Add support for Novena onboard audio

Mark Brown broonie at kernel.org
Mon Feb 10 15:45:01 CET 2014

On Sat, Feb 08, 2014 at 04:27:19PM +0800, Sean Cross wrote:
> On 8/2/14 2:14 AM, Mark Brown wrote:

> > The CODEC looked pretty simple, can this use simple-card?

> I had never heard of simple-card.  It doesn't look like it supports
> device tree.  Novena doesn't have a platform definition, and we run

Yes it does, please look at current code (you should be submitting
against -next but the DT code is in Linus' tree).

> Can you think of why this would oops on removal?  If I disable
> headphone jack detection (by simply making data->jack_gpio an invalid
> gpio), the module removes cleanly.

Nothing immediate springs to mind, sorry.  What's the oops.

> > There's supposed to be support for this sort of thing going into
> > the clock API with some sort of generic binding.

> Can you direct me to this patch?  Is it supposed to be defined in the
> device tree file?  As of right now, the clock is hardcoded to 24 MHz
> in clk-imx6q.c, which is why we need to change it here.

I'm not sure it's actually been written yet, sorry - I'd ask Mike
Turquette what the status is.
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