Hi,
according to a lot of sources one would think, that EC20 is based around the Qualcomm MDM9615, but the picture of naked EC20[1] clearly shows, that there is Qualcomm MDM9215 chip soldered on the board. Which source is true? :-) Or it's just a wrong text on that BGA?
1. https://osmocom.org/attachments/download/2501/ec20-naked-top.jpg
-- ynezz