just verified for myself: the latest debian+phosh image for the #pinephone now has working phone calls, out of the box.
specifically, the 20200309 image from http://pinephone.a-wai.com/images/
user debian / pass 1234
forum thread: https://forum.pine64.org/showthread.php?tid=9016
@nivex ron_paul_its_happening.gif
Even President Scroob is smart enough to use a Pinephone!
@djsundog Fantastic efforts! Out of curiosity, does the update require a reflash, or is it possible to update an earlier image?
@okennedy I reflashed because the maintainer recommended doing so, so I'm not sure if an apt upgrade
would do the trick, but it might