Hi Steve, On Mon, Apr 6, 2020 at 2:36 PM Steve Longerbeam <slongerbeam@xxxxxxxxx> wrote: > If you're sabresd does not have the OV5640 module attached, then probe > won't complete. Yes, correct. The imx6qp sabresd I am using does not have the OV5640 cameras attached to it. > Another option would be to disable the mipi-csi2 receiver in the device > tree: > > --- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi > +++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi > @@ -158,7 +158,7 @@ > }; > > &mipi_csi { > - status = "okay"; > + status = "disabled"; I tried this suggestion and then mem2mem is successfully probed. Thanks for your clarification!