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Use of DISP0 on CMIO requires correct dtoverlay override #4168

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Aug 27, 2025
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Use of DISP0 on CMIO requires correct dtoverlay override #4168

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2 changes: 1 addition & 1 deletion documentation/asciidoc/computers/compute-module/cmio-display.adoc
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Expand Up @@ -30,7 +30,7 @@ To connect a display to `DISP0/DSI0` on CM1, CM3, and CM4 IO boards:
* `29` to `CD0_SCL`
- For *CM4*, on the Compute Module 4 IO board, add the appropriate jumpers to J6, as indicated on the silkscreen.
. Reconnect the Compute Module to power.
. Add `dtoverlay=vc4-kms-dsi-7inch` to `/boot/firmware/config.txt`.
. Add `dtoverlay=vc4-kms-dsi-7inch,dsi0` to `/boot/firmware/config.txt`.
. Reboot your Compute Module with `sudo reboot`. Your device should detect and begin displaying output to your display.

=== Disable touchscreen
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