compatible with the simple-panel binding, which is specified in
simple-panel.txt
+3,5" QVGA TFT Panels
+--------------------
++-----------------+---------------------+-------------------------------------+
+| Identifier | compatbile | description |
++=================+=====================+=====================================+
+| ET035012DM6 | edt,et035012dm6 | 3.5" QVGA TFT LCD panel |
++-----------------+---------------------+-------------------------------------+
+
4,3" WVGA TFT Panels
--------------------