Tag driver for NXP SJA1105 switches

modulename: tag_sja1105.ko

configname: CONFIG_NET_DSA_TAG_SJA1105

Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>Distributed Switch Architecture
└─>Tag driver for NXP SJA1105 switches
In linux kernel since version 5.1 (release Date: 2019-05-05)  
Say Y or M if you want to enable support for tagging frames with the
NXP SJA1105 switch family. Both the native tagging protocol (which
is only for link-local traffic) as well as non-native tagging (based
on a custom 802.1Q VLAN header) are available.

source code: