GPIO_LINE_OPEN_DRAIN   29 include/dt-bindings/gpio/gpio.h #define GPIO_OPEN_DRAIN (GPIO_SINGLE_ENDED | GPIO_LINE_OPEN_DRAIN)
GPIO_LINE_OPEN_DRAIN   29 scripts/dtc/include-prefixes/dt-bindings/gpio/gpio.h #define GPIO_OPEN_DRAIN (GPIO_SINGLE_ENDED | GPIO_LINE_OPEN_DRAIN)