2 files changed, 29 insertions, 9 deletions

diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c
index 829b1f087e9e..2f846381d5a7 100644
--- a/drivers/net/dsa/b53/b53_common.c
+++ b/drivers/net/dsa/b53/b53_common.c
@@ -1273,9 +1273,15 @@ static int b53_setup(struct dsa_switch *ds)
 	 */
 	ds->untag_vlan_aware_bridge_pvid = true;
 
-	/* Ageing time is set in seconds */
-	ds->ageing_time_min = 1 * 1000;
-	ds->ageing_time_max = AGE_TIME_MAX * 1000;
+	if (dev->chip_id == BCM53101_DEVICE_ID) {
+		/* BCM53101 uses 0.5 second increments */
+		ds->ageing_time_min = 1 * 500;
+		ds->ageing_time_max = AGE_TIME_MAX * 500;
+	} else {
+		/* Everything else uses 1 second increments */
+		ds->ageing_time_min = 1 * 1000;
+		ds->ageing_time_max = AGE_TIME_MAX * 1000;
+	}
 
 	ret = b53_reset_switch(dev);
 	if (ret) {
@@ -2559,7 +2565,10 @@ int b53_set_ageing_time(struct dsa_switch *ds, unsigned int msecs)
 	else
 		reg = B53_AGING_TIME_CONTROL;
 
-	atc = DIV_ROUND_CLOSEST(msecs, 1000);
+	if (dev->chip_id == BCM53101_DEVICE_ID)
+		atc = DIV_ROUND_CLOSEST(msecs, 500);
+	else
+		atc = DIV_ROUND_CLOSEST(msecs, 1000);
 
 	if (!is5325(dev) && !is5365(dev))
 		atc |= AGE_CHANGE;
diff --git a/drivers/net/dsa/lantiq_gswip.c b/drivers/net/dsa/lantiq_gswip.c
index 6eb3140d4044..84dc6e517acf 100644
--- a/drivers/net/dsa/lantiq_gswip.c
+++ b/drivers/net/dsa/lantiq_gswip.c
@@ -685,18 +685,27 @@ static int gswip_add_single_port_br(struct gswip_priv *priv, int port, bool add)
 	return 0;
 }
 
-static int gswip_port_enable(struct dsa_switch *ds, int port,
-			     struct phy_device *phydev)
+static int gswip_port_setup(struct dsa_switch *ds, int port)
 {
 	struct gswip_priv *priv = ds->priv;
 	int err;
 
 	if (!dsa_is_cpu_port(ds, port)) {
-		u32 mdio_phy = 0;
-
 		err = gswip_add_single_port_br(priv, port, true);
 		if (err)
 			return err;
+	}
+
+	return 0;
+}
+
+static int gswip_port_enable(struct dsa_switch *ds, int port,
+			     struct phy_device *phydev)
+{
+	struct gswip_priv *priv = ds->priv;
+
+	if (!dsa_is_cpu_port(ds, port)) {
+		u32 mdio_phy = 0;
 
 		if (phydev)
 			mdio_phy = phydev->mdio.addr & GSWIP_MDIO_PHY_ADDR_MASK;
@@ -1359,8 +1368,9 @@ static int gswip_port_fdb(struct dsa_switch *ds, int port,
 	int i;
 	int err;
 
+	/* Operation not supported on the CPU port, don't throw errors */
 	if (!bridge)
-		return -EINVAL;
+		return 0;
 
 	for (i = max_ports; i < ARRAY_SIZE(priv->vlans); i++) {
 		if (priv->vlans[i].bridge == bridge) {
@@ -1829,6 +1839,7 @@ static const struct phylink_mac_ops gswip_phylink_mac_ops = {
 static const struct dsa_switch_ops gswip_xrx200_switch_ops = {
 	.get_tag_protocol	= gswip_get_tag_protocol,
 	.setup			= gswip_setup,
+	.port_setup		= gswip_port_setup,
 	.port_enable		= gswip_port_enable,
 	.port_disable		= gswip_port_disable,
 	.port_bridge_join	= gswip_port_bridge_join,