Linksys RE6350 Development - Need Help

[04020D07][04020D06]
DDR Calibration DQS reg = 00008888


U-Boot 1.1.3 (Jan 23 2017 - 14:32:47)

Board: Ralink APSoC DRAM:  64 MB
relocate_code Pointer at: 83f1c000

LINUX started...

 THIS IS ASIC

Using USB to Serial at 57600 baud

Currently cannot get past this to a prompt.