1.. _mdio_api: 2 3Management Data Input/Output (MDIO) 4################################### 5 6Overview 7******** 8 9MDIO is a bus that is commonly used to communicate with ethernet PHY devices. 10Many ethernet MAC controllers also provide hardware to communicate over MDIO 11bus with a peripheral device. 12 13This API is intended to be used primarily by PHY drivers but can also be 14used by user firmware. 15 16API Reference 17************* 18 19.. doxygengroup:: mdio_interface 20 :project: Zephyr 21