Here you can find development resource for SMA-IMX6

Datasheet
User's Manual
Mechanical Drawing(C1/D1)
Heat Spreader Mechanical Drawing
MTBF Report
Pin Mapping Table(A1/B1)
Pin Mapping Table(C1/D1)
EMI Report
Product Design Verification Report

Here you can find information for Software development

Ubuntu (REV-SA01)
Android (REV-SA01)
Yocto(REV-SA01)