Change the device tree for DisplayPort on DP1?

[ElectronicSystems]

Hi Trumany,
@

@Trumany

Can you use a oscilloscope to capture the waveform of low to high of DP0_HPD? That will be helpful to confirm if it is a real clean transition.

Here is the oscillogram of low to high of DP0_HPD:

And this is the signal of the screen measured directly at pin 18 Hot Plug Detect. The line was not connected to the Nvidia Jetson board: