Hi,
On Fri, Mar 23, 2018 at 11:09:30AM +0100, Pavel Machek wrote:
> Hi!
>
> > > # CONFIG_SND_OMAP_SOC_RX51 is not set
> > > # CONFIG_SND_OMAP_SOC_N9 is not set
> > > CONFIG_SND_OMAP_SOC_OMAP_TWL4030=y
> > > CONFIG_SND_OMAP_SOC_OMAP_ABE_TWL6040=y
> >
> > That's not needed (but does not hurt). The Droid 4
> > has no TWL companion chip and uses CPCAP instead.
>
> Aha, thanks. I was doing wild experiments to get something that
> boots... I turned them off.
>
> > > Any ideas?
> >
> > You probably did not enable the soundcard driver, that binds against
> > "audio-graph-card" compatible and connects the codec driver with the
> > SoC driver: CONFIG_SND_AUDIO_GRAPH_CARD
>
> Ok, that certainly changed things; I am now getting this:
>
> Mar 23 08:39:17 devuan kernel: [ 11.633605] asoc-audio-graph-card soundcard: GPIO lookup for
> consumer pa
> Mar 23 08:39:17 devuan kernel: [ 11.644958] asoc-audio-graph-card soundcard: using device tr
> ee for GPIO lookup
> Mar 23 08:39:17 devuan kernel: [ 11.656677] of_get_named_gpiod_flags: can't parse 'pa-gpios'
> property of node '/soundcard[0]'
> Mar 23 08:39:17 devuan kernel: [ 11.669738] of_get_named_gpiod_flags: can't parse 'pa-gpio'
> property of node '/soundcard[0]'
> Mar 23 08:39:17 devuan kernel: [ 11.682617] asoc-audio-graph-card soundcard: using lookup ta
> bles for GPIO lookup
> Mar 23 08:39:17 devuan kernel: [ 11.694427] asoc-audio-graph-card soundcard: lookup for GPIO
> pa failed
That's not an error, but just some debug messages. Consider
disabling CONFIG_DEBUG_GPIO to get rid of them.
> Indeed the dts does not seem to contain any gpios
It's optional and does not exist on Droid 4.
> soundcard {
> compatible = "audio-graph-card";
> label = "Droid 4 Audio";
>
> simple-graph-card,widgets =
> "Speaker", "Earpiece",
> "Speaker", "Loudspeaker",
> "Headphone", "Headphone Jack",
> "Microphone", "Internal Mic";
>
> simple-graph-card,routing =
> "Earpiece", "EP",
> "Loudspeaker", "SPKR",
> "Headphone Jack", "HSL",
> "Headphone Jack", "HSR",
> "MICR", "Internal Mic";
>
> dais = <&mcbsp2_port>, <&mcbsp3_port>;
> };
>
> Any more ideas? :-)
Make sure, that the device was not proped properly (cat
/proc/asound/cards) and post the real error? :)
-- Sebastian
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