SPRUIE9D May 2017 – May 2024 DRA74P , DRA75P , DRA76P , DRA77P
The 3-port switch (GMAC_SW) Ethernet Subsystem has two 10/100/1000 Ethernet ports with selectable MII, RMII, and RGMII interfaces.
The interface mode is selected by configuring the MII mode selection register bitfields (GMII1_SEL and GMII2_SEL) in the control module. See Control Module Register Manual for details.
See device data manual for configuring the pin mux mode as per the interface selected.