GLK board with ESSX8336 sound. Would like to get sound working on this system

[Pierre-Louis Bossart]

> I assume that someone is already working on this but I do not know who.
> I have some experience with coding and kernel stuff (see
> drivers/media/usb/gspca). Not experienced with doing sound support.

Tracked at https://github.com/thesofproject/linux/issues/2955

The only thing missing in maintainer branches is the codec driver
updates, see the hack at https://github.com/thesofproject/linux/pull/3107