Yeah, this dude may be able to help you out:
In all seriousness, it's not possible.
Technically you COULD port a Switch emulator to the Wii U. You could also port a Switch emulator to the Gameboy, but that doesn't mean it would run at a speed...
Hey everyone! I recently made a Wii homebrew app called WiiMedic. I’d really appreciate it if you could give it a try and maybe give it a star.
If you find any bugs, please open an issue and let me know!
GitHub...
Introduction
In this thread I wanted to provide a single easy to follow resource for explaining and understanding the different file formats for Wii U software and the uses cases they can have, either on original hardware or on the CEMU emulator...
Afaik it cant, you need a bluetooth dongle (ie mayflash magic ns). Some people managed to use nintendont (with the correct ini file) by connecting 3rd party switch controllers with usb interface only.
The official switch pro, even having usb...