[PATCH 1/1] ASoC: sunxi: sun4i-i2s: fix LRCLK polarity in i2s mode

Matteo Martelli matteomartelli3 at gmail.com
Fri Jun 28 09:07:12 PDT 2024


Mark Brown wrote:
> On Fri, Jun 07, 2024 at 10:04:43AM +0200, Matteo Martelli wrote:
> > Maxime Ripard wrote:
> > > > -	/*
> > > > -	 * DAI clock polarity
> > > > -	 *
> > > > -	 * The setup for LRCK contradicts the datasheet, but under a
> > > > -	 * scope it's clear that the LRCK polarity is reversed
> > > > -	 * compared to the expected polarity on the bus.
> > > > -	 */
> > > 
> > > I think we should keep that comment somewhere.
> > 
> > I think that keeping that comment would be very misleading since the LRCLK
> > setup would not contradict the datasheet anymore [1][2].
> > 
> > Also, do you recall any details about the mentioned scope test setup? Was i2s
> > mode tested in that occasion? It would help clarify the situation.
> > 
> > Could anyone verify this patch against H3/H6 SoCs?
> 
> Any news on any of this?

Not on my side, unfortunately I cannot test the fix against H3/H6 SoCs.

Matteo Martelli



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