We operate Qt5 on MX6 DL-SABRE-SDP.
If a definite period of time passes, the back light of LCD will be turned off.We cannot find control of a back light timeout.
Would you teach how to disable the back light timeout?
Please try to pass "consoleblank=0" in your commandline bootargs.
I think it should be controlled by rootfs from userspace, kernel driver only provide interface. So you can search the "fb0/blank" operation in your rootfs?
Retrieving data ...