On 2016?10?16? 02:03, ayaka wrote: > Hello: > I meet a problem with eDP in rk3288 with the linux next 20161006, > it is just like the early stage of 4.4 > kernel. I have added a eDP panel entry in the firefly reload board, > once the kernel loaded analogix_dp-rockchip.ko, after printed the > following two lines, the kernel stop working. > rockchip-drm display-subsystem: bound ff940000.vop (ops > vop_component_ops [rockchipdrm]) > rockchip-drm display-subsystem: bound ff930000.vop (ops > vop_component_ops [rockchipdrm]) Hi ayaka This log seems no problem. How about tested it with build-in? we had test it with build-in. Maybe this patch can help you, you can have a try. https://patchwork.kernel.org/patch/9374135 Thanks. > In the early June of the 4.4 kernel, I meet the same problem with > rk3288 evb board with different error message, I have to disable the > display system that time. > In the today test, I meet the same problem with rk3399 evb board in > 4.4. > I have no idea what caused that, and it is a little hard to debug as > kernel still would never kill that task. > Randy Li > > > -- ?ark Yao