10.12.2021 12:38, Akhil R пишет: >> Although, you shouldn't need it at all, use devm_gpiod_get_optional(). > smbus-alert is provided in the i2c dt bindings by default. I felt it is good > to put it into use since the use case is same. My point is that you don't need to use device_property_read_bool(). Instead, you could use devm_gpiod_get_optional() and check whether returned GPIO is ERR or NULL (not present). Which could be a bit nicer variant.