CONFIG_IIO_BACKEND (not configurable)

modulename: industrialio-backend.ko

configname: CONFIG_IIO_BACKEND

Linux Kernel Configuration
└─>Device Drivers
└─>Industrial I/O support
└─>IIO_BACKEND
In linux kernel since version 4.19.314 (release Date: 2024-05-17)  
Framework to handle complex IIO aggregate devices. The typical
architecture that can make use of this framework is to have one
device as the frontend device which can be "linked" against one or
multiple backend devices. The framework then makes it easy to get
and control such backend devices.

source code:
depends
CONFIG_IIO

is depended by
CONFIG_ADI_AXI_ADC