Other Parts Discussed in Thread: AB15, J721EXSOMXEVM, J721EXCPXEVM
Hi,
I have created SD card for boot with SDK-08.00.00.08. Connected one DP calbe to DISPLAY0 interface.
After boot up, there is a error as shown below.
root@j7-evm:~# kmsprint
[ 302.303819] cdns-mhdp8546 a000000.dp-bridge: get block[0] edid failed: -22
[ 302.310686] cdns-mhdp8546 a000000.dp-bridge: Failed to read EDID
Connector 0 (39) DP-1 (connected)
Encoder 0 (38) NONE
Crtc 0 (37) 1024x768 65.000 1024/24/136/160 768/3/6/29 60 (60.00)
Plane 0 (31) fb-id: 60 (crtcs: 0) 0,0 1024x768 -> 0,0 1024x768 (AR12 AB12 RA12 RG16 BG16 AR15 AB15 AR24 AB24 RA24 BA24 RG24 BG24 AR30 AB30 XR12 XB12 RX12 AR15 AB15 XR24 XB24 RX24 BX24 XR30 XB30 YUYV UYVY NV12)
FB 60 1024x768
root@j7-evm:~# [ 327.184800] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.197935] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.206171] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.216414] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.224653] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.235213] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.243430] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.253712] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.261939] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.272190] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.280422] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.290947] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.299169] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.309933] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.318160] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.328399] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.336622] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.346869] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.355096] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.365933] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.374164] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.384409] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.392655] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.402890] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.411119] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.421932] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.430159] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.440405] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.448636] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.458878] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.467100] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.477933] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.486158] cdns-mhdp8546 a000000.dp-bridge: Failed to read DPCD addr 0
[ 327.492783] cdns-mhdp8546 a000000.dp-bridge: Failed to read receiver capabilities
[ 327.519944] cdns-mhdp8546 a000000.dp-bridge: get block[0] edid failed: -22
[ 327.526843] cdns-mhdp8546 a000000.dp-bridge: Failed to read EDID
[ 327.548956] cdns-mhdp8546 a000000.dp-bridge: get block[0] edid failed: -22
[ 327.555830] cdns-mhdp8546 a000000.dp-bridge: Failed to read EDID
[ 327.578942] cdns-mhdp8546 a000000.dp-bridge: get block[0] edid failed: -22
[ 327.585812] cdns-mhdp8546 a000000.dp-bridge: Failed to read EDID
[ 327.608959] cdns-mhdp8546 a000000.dp-bridge: get block[0] edid failed: -22
[ 327.615826] cdns-mhdp8546 a000000.dp-bridge: Failed to read EDID
