silver pocket reform driving a dell 27 inch display over usb-c, while also being charged by it
https://files.mastodon.social/media_attachments/files/116/371/434/951/666/867/original/ddba03b138b715fe.jpg
hell yeah, got displayport alt mode over usb-c working on rk3588 pocket reform with mainboard 2.0!
in the end it was a DP lane polarity issue: USB3 allows lane polarity swap for better PCB routing, but DP doesn't. tricky when you need to reuse the same lanes for both.
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