Quoting Philip Chen (2021-10-30 10:08:50) > If "data_lanes" property of the dsi output endpoint is missing in > the DT, num_data_lanes would be 0 by default, which could cause > dsi_host_attach() to fail if dsi->lanes is set to a non-zero value > by the bridge driver. > > According to the binding document of msm dsi controller, the > input/output endpoint of the controller is expected to have 4 lanes. > So let's set num_data_lanes to 4 by default. > > Signed-off-by: Philip Chen <philipchen@xxxxxxxxxxxx> > --- Reviewed-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>