TQMa8Mx - YOCTO Linux BSP documentation

HDMI

The STKa8Mx supports HDMI. The Display can be used on its own by using the corresponding device tree.

To bring up the display, the U-Boot environment has to be configured accordingly.

  1. Interrupt the boot process in U-Boot
  2. Set the U-Boot environment variable fdtfile with the command setenv fdtfile imx8mq-tqma8mq-mba8mx-dcss-hdmi.dtb
  3. Save the environment by executing the saveenv command
  4. Boot the kernel using the boot command