Wiki:
http://variwiki.com/index.php?title=DART-6UL_Yocto&release=RELEASE_THUD_V1.1_DART-6UL
Release notes:
https://docs.google.com/spreadsheets/d/e/2PACX-1vSHLwlrpj_m0xgtCTUlS8YIWNyISq6fG12zq1a5i_kN3kY2_lJmPQF0nUdi_ladlgzqUzCEzV7SWhXM/pubhtml
Create demo SD card:
http://variwiki.com/index.php?title=Yocto_Recovery_SD_card&release=RELEASE_THUD_V1.1_DART-6UL
SOMs specifications:
https://www.variscite.com/product/system-on-module-som/cortex-a7/var-som-6ul-nxp-imx6ul-6ull-6ulz/
https://www.variscite.com/product/system-on-module-som/cortex-a7/dart-6ul-freescale-imx-6ul/