Re: [PATCH 2/2] ARM: Dove: Add the audio device to the Cubox DT

[Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>]

Jean-Francois,
Sorry for the messy reply, posting from mobile.

Can you please try <&si5351 1>, iirc audio ist connected to it. I will also 
look it up later.

Sebastian



On August 31, 2013 12:51:28 PM Jean-Francois Moine <moinejf@free.fr> wrote:
> On Wed, 28 Aug 2013 12:14:24 +0200
> Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> wrote:
>
> > > +&i2s1 {
> > > +	status = "okay";
> > > +	pinctrl-0 = <&pmx_audio1_i2s1_spdifo>;
> > > +	pinctrl-names = "default";
> > > +};
> > Please also add the external clock connected from si5351.
>
> Hi Sebastian and Russell,
>
> I tried it on my Cubox (<&si5351 2>), and I have problems with HDMI
> output and some audio streams like webradios with sample rates 32 or
> 22.05 kHz.
>
> According to the Dove specification, the audio controller works with
> the samples rates 44.1, 48 and 96 kHz, so, I don't see the usage of the
> external clock, except when using the two audio controllers with
> different sample rates.
>
> But, BTW, as the kirkwood-i2 driver is written, this last case does not
> work: for 44.1, 48 and 96 kHz, the external clock is never used and
> there is only one DCO.
>
> --
> Ken ar c'hentañ	|	      ** Breizh ha Linux atav! **
> Jef		|		http://moinejf.free.fr/