I have phycore-imx8m plus board, i have build uboot 20.04 stand alone.
so, How can i add or enable HDMI driver in u-boot?
Thank you for contacting NXP Support.
Based on the following thread that functionality is unsupported on the i.MX8MP.
Re: Support U-Boot splash screen to kernel in imx8MP for Linux NXP - NXP Community
Have a great day!