diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c
index 109452056eff9fc68074bb82b9ccdf8f06adf7de..1c14c5b23956f94e54e9554c7a7fd535c5437734 100644
--- a/drivers/net/dsa/mv88e6xxx.c
+++ b/drivers/net/dsa/mv88e6xxx.c
@@ -964,7 +964,7 @@ static int _mv88e6xxx_atu_cmd(struct dsa_switch *ds, int fid, u16 cmd)
 {
 	int ret;
 
-	ret = _mv88e6xxx_reg_write(ds, REG_GLOBAL, 0x01, fid);
+	ret = _mv88e6xxx_reg_write(ds, REG_GLOBAL, GLOBAL_ATU_FID, fid);
 	if (ret < 0)
 		return ret;
 
diff --git a/drivers/net/dsa/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx.h
index 8b017d65b6917f4cc31707138914547dd29e7a06..76d822a25fee5dd9e540095ee7b7022c9dcf9fba 100644
--- a/drivers/net/dsa/mv88e6xxx.h
+++ b/drivers/net/dsa/mv88e6xxx.h
@@ -169,6 +169,7 @@
 #define GLOBAL_MAC_01		0x01
 #define GLOBAL_MAC_23		0x02
 #define GLOBAL_MAC_45		0x03
+#define GLOBAL_ATU_FID		0x01	/* 6097 6165 6351 6352 */
 #define GLOBAL_CONTROL		0x04
 #define GLOBAL_CONTROL_SW_RESET		BIT(15)
 #define GLOBAL_CONTROL_PPU_ENABLE	BIT(14)