This is the home of the Yocto/Open Embedded on SMARC space. From these links you will find quick instructions for getting Linux binary images, feed packages, and an SDK running on these development boards.

SMARC Development Boards:

NXP/Freescale i.MX8 QuadMax/QuadPlus Series:

NXP/Freescale i.MX8M Plus Series:

NXP/Freescale i.MX8M Series:

NXP/Freescale i.MX8M Mini Series:

NXP/Freescale i.MX7 Series:

NXP/Freescale i.MX6 Series:

Texas Instrument Sitara AM437X Series:

Texas Instrument Sitera AM335X Series: