1 files changed, 6 insertions, 3 deletions

diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c
index f5a8dd96fd75..4498ab897d94 100644
--- a/drivers/net/dsa/b53/b53_common.c
+++ b/drivers/net/dsa/b53/b53_common.c
@@ -1500,10 +1500,13 @@ static enum dsa_tag_protocol b53_get_tag_protocol(struct dsa_switch *ds,
 {
         struct b53_device *dev = ds->priv;
 
-        /* Older models support a different tag format that we do not
-         * support in net/dsa/tag_brcm.c yet.
+        /* Older models (5325, 5365) support a different tag format that we do
+         * not support in net/dsa/tag_brcm.c yet. 539x and 531x5 require managed
+         * mode to be turned on which means we need to specifically manage ARL
+         * misses on multicast addresses (TBD).
          */
-        if (is5325(dev) || is5365(dev) || !b53_can_enable_brcm_tags(ds, port))
+        if (is5325(dev) || is5365(dev) || is539x(dev) || is531x5(dev) ||
+            !b53_can_enable_brcm_tags(ds, port))
                 return DSA_TAG_PROTO_NONE;
 
         /* Broadcom BCM58xx chips have a flow accelerator on Port 8