[Letux-kernel] jz4730 sound

Paul Boddie paul at boddie.org.uk
Sun Mar 21 21:16:34 CET 2021

On Sunday, 21 March 2021 20:24:15 CET H. Nikolaus Schaller wrote:
> >> 
> >> Maybe we should change simple-audio-card,format = "i2s";
> >> if that makes the Reset being controlled?
> > 
> > The old 2.6 kernel uses I2S format.
> and the ak4642 is i2s master.

Indeed, the only thing I have in my notes is this...

The schematic shows an AK4642EN device. This requires the "I2S master" pins to
be configured. I2C control over the device is performed via address 0x13.

I didn't go any further as there were plenty of other things to look at, many 
of them now thankfully reviewed and supported. :-)


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