Hi all!
      Firstly,I started the io-display.
      Sencondly, I run the gf_test app.
     As a result, the touch screen can not display the image,do I need the other referent Lib or config?please give me 
some advice , the debug log is as follow,thanks!



 Number of displays: 1
Display 0: 800X480, refresh = 60Hz
Number of layers: 2
imx35_layer_set_dest_viewport
Attaching to Layer : main_layer_index
 Format returned by find_rgb_format = 4120
Layer is of Format 4880
Succesfully created surface on top of layer
imx35_layer_set_dest_viewport
imx35_layer_program enter
imx35_wait_vsync
 Created the context succefully
Context Surface is Set Succesfully
imx35_layer_set_dest_viewport
imx35_layer_program enter