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iMX8M mini evk+MIPI to HDMI hot plug issue

Question asked by Willy Hsu on Jul 2, 2019
Latest reply on Jul 11, 2019 by Diego Adrian Cuevas

 

iMX8M mini evk+MIPI to HDMI 

 

OS : Yocto 2.5

 

Kernel : 4.14.98-2.0.1

 

DSI to HDMI CHIP: ADV7535

 

 

HDMI hot plug issue

 

1. HDMI hot plug screen freezes , but use uart port confirm system normal


2. HDMI hot plug screen and system normal , but wayland terminal windows disappear

 

The probability of  issue one is 70%

 

The probability of  issue two is 30%

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