Realtek RTD USB2 PHY Transceiver Driver

modulename: phy-rtk-usb2.ko

configname: CONFIG_PHY_RTK_RTD_USB2PHY

Linux Kernel Configuration
└─>Device Drivers
└─>PHY Subsystem
└─>USB support
└─>Realtek RTD USB2 PHY Transceiver Driver
In linux kernel since version 4.14.327 (release Date: 2023-10-10)  
Enable this to support Realtek SoC USB2 phy transceiver.
The DHC (digital home center) RTD series SoCs used the Synopsys
DWC3 USB IP. This driver will do the PHY initialization
of the parameters.

source code: