BTN_EAST          382 include/dt-bindings/input/linux-event-codes.h #define BTN_EAST		0x131
BTN_EAST          382 include/uapi/linux/input-event-codes.h #define BTN_EAST		0x131
BTN_EAST          382 scripts/dtc/include-prefixes/dt-bindings/input/linux-event-codes.h #define BTN_EAST		0x131