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Graphics, sound and multimedia • Re: vc4-kms-dpi-generic and Waveshare GPM280

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Also tried

Code:

dtparam=rotate=270
without any additional parameter in cmdline.txt, same result.
why did you put that in the kernel command line? That's a parameter related to vc4-kms-dpi-generic

https://github.com/raspberrypi/linux/bl ... ADME#L4777

Code:

dtoverlay=vc4-kms-dpi-genericdtparam=hactive=480,hfp=26,hsync=16,hbp=10dtparam=vactive=640,vfp=25,vsync=10,vbp=15dtparam=clock-frequency=32000000dtparam=hsync-invert,vsync-invertdtparam=rgb666-padhidtparam=rotate=270
your pixel clock looks high for VGA.

Statistics: Posted by aBUGSworstnightmare — Thu Jan 18, 2024 10:10 pm



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