Why I did it
Enabled SONiC on Supermicro switch SSE G3748. This contains the code needed under "device" directory.
How I did it
As per the porting guide documentation posted in SONiC WiKi
How to verify it
Build SONiC with ARC=arm64 PLATFORM=marvell and download image from ONIE into Supermicro SSE G3748