hdmi输出闪频

linux版本下，mipi屏有显示，接上hdmi屏显示
[root@rk3399:/userdata]# [ 5325.082972] dwhdmi-rockchip ff940000.hdmi: failed to
                                 get edid
sh: missing ]
[root@rk3399:/userdata]# [ 5325.093823] dw-mipi-dsi ff960000.dsi: final DSI-Link
bandwidth: 432 x 4 Mbps
sh: missing ]
[root@rk3399:/userdata]# [ 5325.691665] dwhdmi-rockchip ff940000.hdmi: failed to
get edid
sh: missing ]
[root@rk3399:/userdata]# [ 5326.200903] dwhdmi-rockchip ff940000.hdmi: failed to
get edid
sh: missing ]
[root@rk3399:/userdata]# [ 5326.705034] dwhdmi-rockchip ff940000.hdmi: failed to
get edid
sh: missing ]
[root@rk3399:/userdata]# [ 5326.755580] rockchip-vop ff8f0000.vop: [drm:vop_crtc
_enable] Update mode to 1                                024x600p84, type: 16
sh: missing ]
[root@rk3399:/userdata]# [ 5326.756595] dw-mipi-dsi ff960000.dsi: final DSI-Link
bandwidth: 432 x 4 Mbps
sh: missing ]
[root@rk3399:/userdata]# [ 5326.940442] rockchip-vop ff900000.vop: [drm:vop_crtc
_enable] Update mode to 1                                280x720p60, type: 11
sh: missing ]
这个可能啥回事呢？

这个是没有读到显示器的EDID，获取不到分辨率等信息。可以尝试更换能正常获取EDID的显示屏

请问这个edid是普遍都应该有的吗？是否可以在驱动中把这个EDID校验去掉，这样是否也可以呢