KEY_FN            524 include/dt-bindings/input/linux-event-codes.h #define KEY_FN			0x1d0
KEY_FN            524 include/uapi/linux/input-event-codes.h #define KEY_FN			0x1d0
KEY_FN            524 scripts/dtc/include-prefixes/dt-bindings/input/linux-event-codes.h #define KEY_FN			0x1d0