Broadcom BCM54140 PHY

modulename: bcm54140.ko

configname: CONFIG_BCM54140_PHY

Linux Kernel Configuration
└─>Device Drivers
└─>Network device support
└─>PHY Device support and infrastructure
└─>Broadcom BCM54140 PHY
In linux kernel since version 5.1 (release Date: 2019-05-05)  
Support the Broadcom BCM54140 Quad SGMII/QSGMII PHY.

This driver also supports the hardware monitoring of this PHY and
exposes voltage and temperature sensors.

source code:
drivers/net/phy/bcm54140.c