It's a mess because the RPi4 engineers didn't follow the USB-C spec exactly as Benson Leung has been saying for years [0]. They made it harder than it was and m

It's a mess because the RPi4 engineers didn't follow the USB-C spec exactly as Benson Leung has been saying for years [0]. They made it harder than it was and messed it up in the process of rolling their own. https://medium.com/@leung.benson/how-to-design-a-proper-usb-c-power-sink-hint-not-the-way-raspberry-pi-4-did-it-f470d7a5910 https://medium.com/@leung.benson/how-to-design-a-proper-usb-...