[PATCH 1/2] ASoC: add bindings for ZTE zx-aud96p22 audio codec

[Mark Brown]

On Tue, Jun 20, 2017 at 11:11:32AM +0800, Shawn Guo wrote:
> On Mon, Jun 19, 2017 at 05:16:06PM +0100, Mark Brown wrote:

> > If there's an external power amplifier this is a separate chip to this
> > CODEC and should therefore be separately controlled and integrated as
> > part of the machine integration.

> Yes, that should be the best.  But we do not have a particular machine
> driver for our platform, and we are using simple-audio-card driver

You should be switching to the of-graph card now.

> instead.  I'm not sure if it's generic enough to patch simple-audio-card
> driver support this pa-gpios, so chose to fold this quick change in the
> codec driver.

Having a separate amplifier is a completely normal thing, and no matter
how unusual something is it's obviously not OK to hack one driver to
support a completely different device.

> Should I patch simple-audio-card driver to support pa-gpios property
> and create a DAPM widget with event for it?  I'm currently using
> SND_SOC_DAPM_OUT_DRV_E.  Is it the correct one?

Should be fine.
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