As I understand it, you have some inquiries related to Native PHY in Platform Designer. For your information, the CV Native PHY is only available in the IP Catalog Editor. Sorry for the inconvenience. If you would like to use it in Platform Designer, you might need to look into importing it as a component to Platform Designer.
Thanks for your update. Sorry as I do not have much insight into the detailed procedure of adding component to Platform Designer. Just to check with you if you are encountering any issue adding the CV Native PHY? If yes, please feel free to open a new thread and let me know the thread number so that I can help to expedite the routing to our software team to further assist you.