RK356x hdmi doesn't support resolutions up to 4k at 60Hz

Doug Brewer brewer.doug at gmail.com
Mon Oct 9 20:15:22 PDT 2023

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Hi,

I tested the Linux kernel 6.5.6 on Rock 3A, the hdmi doesn't support
resolutions up to 4k at 60Hz.  4k at 30Hz works for me.
Any idea how to fix it?  Thanks.

Regards,
Doug

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