[alsa-devel] [PATCH 7/7] ASoC: tegra: add machine driver using wm9712 codec

Mark Brown broonie at opensource.wolfsonmicro.com
Thu Dec 20 21:16:13 CET 2012

On Thu, Dec 20, 2012 at 12:55:39PM -0700, Stephen Warren wrote:
> On 12/19/2012 04:17 PM, Lucas Stach wrote:

> > +	snd_soc_dapm_force_enable_pin(dapm, "Mic Bias");

> Hmm. I guess that potentially ties this driver to whichever CODECs
> actually expose a widget with that exact name...

Yes, embedded AC'97 systems are often but not always generic - another
thing you can do is have a PLL in the CODEC rather than having a MCLK at
the right frequency, and there's things like external components.
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