19 - Disable PHY Drivers

Summary

This fragment disables PHY (physical layer) drivers for Ethernet and similar hardware interfaces, which are not needed when no wired interfaces are present.

Configuration breakdown

PHY drivers

        CONFIG_AMD_PHY
        CONFIG_MARVELL_PHY
        CONFIG_REALTEK_PHY

Where to find a cfg sample

19-Config-Disabled-PHY-Drivers.cfg