LPDDR4x test with full speed at VIM4

Which system do you use? Android, Ubuntu, OOWOW or others?

I plan to use Ubuntu.

Which version of system do you use? Khadas official images, self built images, or others?

I plan to use VIM4.

Please describe your issue below:

I would like to test the LPDDR4x(VDDQ=0.6V) 4266MHz full speed DRAM.
If I replace with my LPDDR4x 4266Mbps device, can I test 4266Mbps ?

Post a console log of your issue below:

**Delete this line and post your log here.**

Sorry, we can not provide any support for hardware modifications by yourself.