[Buildroot] qt5 "Could not find DRM device"

[Fabio Estevam]

Hi Emmanuel,

On Sun, Jan 31, 2021 at 3:15 PM manu f <e.fiancette at gmail.com> wrote:
>
> Hello all,
>
> I build a kernel for imx6 board. imx6 boot correctly, but  I got this error  "Could not find DRM device" when I try to launch a qt web browser ( this app working on an other context).
>
> I search google and mailing list. I find something about qt5 configuration and -device flag..
> Could I have some help about ?
>
> (qt app depend on qt5 webengine, so I set mesa3d and perhaps I made a mistake when setting drivers, because I use direct frame buffer.. perhaps I forgot something)

I suggest you take a look at configs/imx6-sabresd_qt5_defconfig. This
target uses the mainline kernel and the Etnaviv stack.