Add the Ethertype for EtherCAT protocol.
Signed-off-by: Daniel Braunwarth <daniel@braunwarth.dev>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
#define ETH_P_PROFINET 0x8892 /* PROFINET */
#define ETH_P_REALTEK 0x8899 /* Multiple proprietary protocols */
#define ETH_P_AOE 0x88A2 /* ATA over Ethernet */
+#define ETH_P_ETHERCAT 0x88A4 /* EtherCAT */
#define ETH_P_8021AD 0x88A8 /* 802.1ad Service VLAN */
#define ETH_P_802_EX1 0x88B5 /* 802.1 Local Experimental 1. */
#define ETH_P_PREAUTH 0x88C7 /* 802.11 Preauthentication */