Hello steven,
See below, please!
--S/PDIF: there is SPDIF_IN interface on i.mx6Q, so the app is OK
--AES/EBU: there is no this port on i.MX6Q, for the application, customer needs a chip(such as CODEC) to convert AES/EBU to SPDIF / ESAI / I2S, then connect it to I.MX6Q.
Have a nice day!
TIC weidong sun