CPSW Ethernet Introduction

The CPSW Ethernet Subsystem is capable of supporting MAC mode, Switch mode, VLAN and the standard TSN features such as PTP, EST, CBS and IET.


To operate in switch mode, at least two external ports are required. Instances of the CPSW Subsystem

The TI AM64x family of devices contain the following instances of the CPSW Ethernet Subsystem:


The CPSW3g instance is a part of the Main domain and is controlled by the am65-cpsw-nuss driver in Linux. For further details regarding the CPSW3g instance, refer CPSW3g TSN Documentation and Testing

The CPSW Ethernet Subsystem supports TSN features in the following configurations:

The CPSW3g instance supports MAC mode and Switch mode TSN features.

For further details regarding the TSN features and testing, refer TSN with CPSW