Re: [PATCH 4.4 035/190] ARM: dts: imx6qdl-wandboard: Fix audio channel swap

From: Greg Kroah-Hartman
Date: Thu May 17 2018 - 04:45:14 EST


On Tue, May 15, 2018 at 08:35:24PM +0100, Ben Hutchings wrote:
> On Wed, 2018-04-11 at 20:34 +0200, Greg Kroah-Hartman wrote:
> > 4.4-stable review patch.  If anyone has any objections, please let me know.
> >
> > ------------------
> >
> > From: Fabio Estevam <fabio.estevam@xxxxxxx>
> >
> >
> > [ Upstream commit 79935915300c5eb88a0e94fa9148a7505c14a02a ]
> >
> > When running a stress playback/stop loop test on a mx6wandboard channel
> > swaps can be noticed randomly.
> >
> > Increasing the SGTL5000 LRCLK pad strength to its maximum value fixes
> > the issue, so add the 'lrclk-strength' property to avoid the audio
> > channel swaps.
> [...]
>
> This depends on:
>
> commit 570c70a60f53ca737ead4e5966c446bf0d39fac9
> Author: Fabio Estevam <fabio.estevam@xxxxxxx>
> Date:   Wed Apr 5 11:32:34 2017 -0300
>
>     ASoC: sgtl5000: Allow LRCLK pad drive strength to be changed

Ah, I'll go revert this now, thanks.

greg k-h