Is there a dummies guide to replacing a kernel on a BBB built with a flasher with a new one?
On Tuesday, 3 June 2014 17:58:20 UTC+1, lisarden wrote: > > I think you just need to recompile the kernel with the code provided. Then > you use alsamixer to tell which device captures sounds > > > 2014-06-03 20:51 GMT+04:00 Tristan Phillips <[email protected] > <javascript:>>: > >> Thank you, does that mean I need a device tree overlay that tells the >> driver I'm using a mic as well as line in? >> >> Will I need to recompile the kernel to apply this patch? >> >> >> On Tuesday, 3 June 2014 17:48:15 UTC+1, lisarden wrote: >> >>> Hi! >>> >>> diff --git a/sound/soc/davinci/davinci-evm.c >>> b/sound/soc/davinci/davinci-evm.c >>> index 7ad7b37..e196aa5 100644 >>> --- a/sound/soc/davinci/davinci-evm.c >>> +++ b/sound/soc/davinci/davinci-evm.c >>> @@ -117,15 +117,13 @@ static const struct snd_soc_dapm_route audio_map[] = { >>> {"Line Out", NULL, "RLOUT"}, >>> >>> /* Mic connected to (MIC3L | MIC3R) */ >>> - {"MIC3L", NULL, "Mic Bias 2V"}, >>> - {"MIC3R", NULL, "Mic Bias 2V"}, >>> - {"Mic Bias 2V", NULL, "Mic Jack"}, >>> + {"LINE2L", NULL, "Mic Bias 2.5V"}, >>> + {"LINE2R", NULL, "Mic Bias 2.5V"}, >>> + {"Mic Bias 2.5V", NULL, "Mic Jack"}, >>> >>> /* Line In connected to (LINE1L | LINE2L), (LINE1R | LINE2R) */ >>> {"LINE1L", NULL, "Line In"}, >>> - {"LINE2L", NULL, "Line In"}, >>> {"LINE1R", NULL, "Line In"}, >>> - {"LINE2R", NULL, "Line In"}, >>> }; >>> >>> >>> >>> >>> 2014-06-03 20:14 GMT+04:00 Tristan Phillips <[email protected]>: >>> >>>> >>>> Hi, >>>> >>>> I'm wondering how I can set the mic bias voltage level on the Audio >>>> Cape, it is currently off and I cannot get my mic to work. Can I do this >>>> via alsa or something similar? >>>> >>>> Thank you, >>>> >>>> Tris >>>> >>>> -- >>>> For more options, visit http://beagleboard.org/discuss >>>> --- >>>> You received this message because you are subscribed to the Google >>>> Groups "BeagleBoard" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to [email protected]. >>>> >>>> For more options, visit https://groups.google.com/d/optout. >>>> >>> >>> >>> >>> -- >>> LinkedIn - http://www.linkedin.com/in/maximpodbereznyy >>> Company - http://www.linkedin.com/company/mentorel >>> Facebook - https://www.facebook.com/mentorel.company >>> >> -- >> For more options, visit http://beagleboard.org/discuss >> --- >> You received this message because you are subscribed to the Google Groups >> "BeagleBoard" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> For more options, visit https://groups.google.com/d/optout. >> > > > > -- > LinkedIn - http://www.linkedin.com/in/maximpodbereznyy > Company - http://www.linkedin.com/company/mentorel > Facebook - https://www.facebook.com/mentorel.company > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
