Self sensor library from private git repository

[vitalerter]

Is your feature request related to a problem? Please describe.
I working with nrf sdk and have sensor that not exists at /sensor library.
I create a driver for this sensor but i can't bind it because it is not exists at zephyr\dts\bindings\sensor

Describe the solution you'd like
I want to be able tp bind any location of the sensor if it is meet the reequipments of implementation for example new implementation at external git repository(private) and link bind for it

[henrikbrixandersen]

Devicetree bindings can be located in the application directory. Please see https://docs.zephyrproject.org/latest/guides/dts/bindings.html#where-bindings-are-located