Hello, I just figured out that Sony released (in 2014?) the source code of their audio recorder PCM-D100: http://oss.sony.net/Products/Linux/Audio/PCM-D100.html A patched ALSA version and a audio driver (GPL!) for the ICX platform (ARM) is available :-) Enjoy it! Martin _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel