RSB-3730 Yocto4.2 Display Setting

HDMI

When the HDMI Cable is connected, the default resolution from edid will be displayed on the screen.

 # modetest -c

id encoder status name size (mm) modes encoders
46 45 connector HDMI-A-1 510x290 8 45
modes:
name refresh (Hz) hdisp hss hse htot vdisp vss vse vtot)
1920x1080 60 1920 2008 2052 2200 1080 1084 1089 1125 148500 flags: phsync, pvsync; type: pre- ferred, driver
1920x1080 50 1920 2448 2492 2640 1080 1084 1089 1125 148500 flags: phsync, pvsync; type: driver
1280x720 60 1280 1390 1430 1650 720 725 730 750 74250 flags: phsync, pvsync; type: driver
1280x720 50 1280 1720 1760 1980 720 725 730 750 74250 flags: phsync, pvsync; type: driver
1440x576 50 1440 1464 1592 1728 576 581 586 625 54000 flags: nhsync, nvsync; type: driver
1440x480 60 1440 1472 1596 1716 480 489 495 525 54000 flags: nhsync, nvsync; type: driver
720x576 50 720 732 796 864 576 581 586 625 27000 flags: nhsync, nvsync; type: driver
720x480 60 720 736 798 858 480 489 495 525 27000 flags: nhsync, nvsync; type: driver props:

LVDS-Panel

Press enter after boot, system will stop at u-boot as below, issue the commend in red and press enter.
Set the resolution to 800x480 (Ex: G070VW01.0（97D07G01.012） panel)

=> setenv fdtfile imx8mm-rsb3730-a2-dsi2lvds-800x480.dtb
=> saveenv
=> boot

Set the resolution to 1920x1080 (Ex: G215HV01 panel)

=> setenv fdtfile imx8mm-rsb3730-a2-dsi2lvds-1920x1080.dtb
=> saveenv
=> boot

MIPI dis-Panel：G101UAN02.0

=> setenv fdtfile imx8mm-rsb3730-a2-dsi-auog101uan02.dtb
=> saveenv
=> boot

Note：请注意Panel的电平