[alsa-devel] Using simple-audio-card with imx6sl-evk

Mark Brown broonie at kernel.org
Thu Mar 5 12:13:12 CET 2015


On Thu, Mar 05, 2015 at 12:07:23AM -0300, Fabio Estevam wrote:

> When I try to play I get:

> root at freescale /home$ aplay clarinet.wav
> [   16.424340] wm8962 1-001a: Unsupported sysclk ratio 680
> Playing WAVE 'clarinet.wav' : Signed 16 bit Little Endian, Rate 44100 Hz, Mono

> and the track is played with the wrong frequency and wrong sysclk ratio.

> Any suggestions as to how to use simple-card on this board?

The problem is that simple-card doesn't understand anything with a more
complex arrangement than a single dumb clock.  Moving the clocks over to
the clock API and then configuring them that way is probably the way
forwards here.
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