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i.MX6 YOCTO Qt5: problem of display of the graphical interface Qt on the frame buffer 2

Question asked by Gaylord Lebrun on Jan 22, 2018
Latest reply on Jan 24, 2018 by Joan Xie

Hello to all,


I have to develop a Qt application for changed the hour. The graphical interface has to display through the frame buffer 2 (/dev/fb2) but imposible to run her.
I use the platforme Qt "eglfs". The error to show is this one:


"Mxc_sdc_fb fb@1: mxcfb: Error initializing panel.

Detected fb_set_par error, error code: -22"


Have you solutions to solve this problem?

Thank you in advance for quite answer.