KSZ series I2C connected switch driver

modulename: ksz9477_i2c.ko

configname: CONFIG_NET_DSA_MICROCHIP_KSZ9477_I2C

Linux Kernel Configuration
└─>Device Drivers
└─>Network device support
└─>Distributed Switch Architecture drivers
└─>Microchip KSZ8XXX/KSZ9XXX/LAN937X series switch support
└─>KSZ series I2C connected switch driver
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  
Select to enable support for registering switches configured through I2C.

source code:
drivers/net/dsa/microchip/ksz9477_i2c.c