NXP LSDK does not support the LS1028a display port under u-boot. NXP LSDK supports the LS1028a display port under Linux.
The LCD and Display Transmitter Controller device drivers can be built in the kernel image or built as kernel modules.
See LSDK User Guide:
https://www.nxp.com/docs/en/user-guide/LSDKUG_Rev20.04.pdf
Have a great day,
Pavel Chubakov
-----------------------------------------------------------------------------------------------------------------------
Note: If this post answers your question, please click the Correct Answer button. Thank you!
-----------------------------------------------------------------------------------------------------------------------