[alsa-devel] [PATCH] ASoC: sgtl5000: Make device cache only when powered off

Mark Brown broonie at kernel.org
Thu Jun 6 01:23:30 CEST 2013

On Wed, Jun 05, 2013 at 08:04:10PM -0300, Fabio Estevam wrote:
> On Mon, Jun 3, 2013 at 6:22 AM, Mark Brown <broonie at linaro.org> wrote:

> > When the regulators have been disabled mark the device as cache only so
> > that we don't try to interact with the hardware.

> > Signed-off-by: Mark Brown <broonie at linaro.org>

> I tried to test your patch, but noticed that even without your patch
> sgtl5000 fails to probe in linux-next 20130605.

> It fails when doing a regmap_read of the sgtl5000 ID register.

> I will debug this, but in case you have any ideas about recent regmap
> changes that could lead to this, please let me know.

Isn't that the thing with not powering on the regulators before doing
the ID read?  There was some discussion about that earlier.
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