KEY_KP9 148 include/dt-bindings/input/linux-event-codes.h #define KEY_KP9 73 KEY_KP9 148 include/uapi/linux/input-event-codes.h #define KEY_KP9 73 KEY_KP9 148 scripts/dtc/include-prefixes/dt-bindings/input/linux-event-codes.h #define KEY_KP9 73