Feixin K101 IM2BA02 is a 800x1280 4-lane MIPI-DSI LCD panel.

Add a panel driver for it.
Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200116033636.512461-4-icenowy@aosc.io