It's a modification of Sean Wallitsch's "Robospin GBA".
Hope you don't mind me doing this without asking for permission. Since i didn't see any layouts for PSP i gave it a try.
There is a lot of room for improvement but i think it looks fine for an hour (or so) of work eh?
Any feedback is welcome.
https://www.mediafire.com/file/odfxjy5ov1sq6k1/robospin_PSP.zip/file