armbuilder Posted April 3 Share Posted April 3 New 6.x based kernels for OPI 4 LTS seems to be a hit or miss for HDMI monitors. Some work, and others especially TVs dont output video at all. Images with 5.15.x kernels dont have this issue. 0 Quote Link to comment Share on other sites More sharing options...
jock Posted April 4 Share Posted April 4 Yes, I have similar reports for both rk3328 and rk3399 devices. Looking into the kernel, effectively something has been changed upstream, but unfortunately I don't have such issues with my monitors and it becomes hard to debug 0 Quote Link to comment Share on other sites More sharing options...
wilsonh Posted May 4 Share Posted May 4 check this post: There is a patch by jock which works well. 0 Quote Link to comment Share on other sites More sharing options...
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