Renesas RZ/N1, RZ/N2H, RZ/T2H MII converter

modulename: pcs-rzn1-miic.ko

configname: CONFIG_PCS_RZN1_MIIC

Linux Kernel Configuration
└─>Device Drivers
└─>Network device support
└─>PCS device drivers
└─>Device Tree and Open Firmware support
└─>Renesas RZ/N1, RZ/N2H, RZ/T2H MII converter
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  
This module provides a driver for the MII converter available on
Renesas RZ/N1, RZ/N2H, and RZ/T2H SoCs. This PCS converts MII to
RMII/RGMII, or can be set in pass-through mode for MII.

source code: