BTN_Y 388 include/dt-bindings/input/linux-event-codes.h #define BTN_Y BTN_WEST BTN_Y 388 include/uapi/linux/input-event-codes.h #define BTN_Y BTN_WEST BTN_Y 388 scripts/dtc/include-prefixes/dt-bindings/input/linux-event-codes.h #define BTN_Y BTN_WEST