@@ -2384,6 +2384,32 @@ mt7531_setup(struct dsa_switch *ds)
return 0;
}
+static void mt7530_mac_port_get_caps(struct dsa_switch *ds, int port,
+ struct phylink_config *config)
+{
+ switch (port) {
+ case 0 ... 4: /* Internal phy */
+ __set_bit(PHY_INTERFACE_MODE_GMII,
+ config->supported_interfaces);
+ break;
+
+ case 5: /* 2nd cpu port with phy of port 0 or 4 / external phy */
+ phy_interface_set_rgmii(config->supported_interfaces);
+ __set_bit(PHY_INTERFACE_MODE_MII,
+ config->supported_interfaces);
+ __set_bit(PHY_INTERFACE_MODE_GMII,
+ config->supported_interfaces);
+ break;
+
+ case 6: /* 1st cpu port */
+ __set_bit(PHY_INTERFACE_MODE_RGMII,
+ config->supported_interfaces);
+ __set_bit(PHY_INTERFACE_MODE_TRGMII,
+ config->supported_interfaces);
+ break;
+ }
+}
+
static bool
mt7530_phy_mode_supported(struct dsa_switch *ds, int port,
const struct phylink_link_state *state)
@@ -2420,6 +2446,35 @@ static bool mt7531_is_rgmii_port(struct mt7530_priv *priv, u32 port)
return (port == 5) && (priv->p5_intf_sel != P5_INTF_SEL_GMAC5_SGMII);
}
+static void mt7531_mac_port_get_caps(struct dsa_switch *ds, int port,
+ struct phylink_config *config)
+{
+ struct mt7530_priv *priv = ds->priv;
+
+ switch (port) {
+ case 0 ... 4: /* Internal phy */
+ __set_bit(PHY_INTERFACE_MODE_GMII,
+ config->supported_interfaces);
+ break;
+
+ case 5: /* 2nd cpu port supports either rgmii or sgmii/8023z */
+ if (mt7531_is_rgmii_port(priv, port)) {
+ phy_interface_set_rgmii(config->supported_interfaces);
+ break;
+ }
+ fallthrough;
+
+ case 6: /* 1st cpu port supports sgmii/8023z only */
+ __set_bit(PHY_INTERFACE_MODE_SGMII,
+ config->supported_interfaces);
+ __set_bit(PHY_INTERFACE_MODE_1000BASEX,
+ config->supported_interfaces);
+ __set_bit(PHY_INTERFACE_MODE_2500BASEX,
+ config->supported_interfaces);
+ break;
+ }
+}
+
static bool
mt7531_phy_mode_supported(struct dsa_switch *ds, int port,
const struct phylink_link_state *state)
@@ -2904,6 +2959,14 @@ mt7531_cpu_port_config(struct dsa_switch *ds, int port)
return 0;
}
+static void mt753x_phylink_get_caps(struct dsa_switch *ds, int port,
+ struct phylink_config *config)
+{
+ struct mt7530_priv *priv = ds->priv;
+
+ priv->info->mac_port_get_caps(ds, port, config);
+}
+
static void
mt7530_mac_port_validate(struct dsa_switch *ds, int port,
unsigned long *supported)
@@ -3139,6 +3202,7 @@ static const struct dsa_switch_ops mt7530_switch_ops = {
.port_vlan_del = mt7530_port_vlan_del,
.port_mirror_add = mt753x_port_mirror_add,
.port_mirror_del = mt753x_port_mirror_del,
+ .phylink_get_caps = mt753x_phylink_get_caps,
.phylink_validate = mt753x_phylink_validate,
.phylink_mac_link_state = mt753x_phylink_mac_link_state,
.phylink_mac_config = mt753x_phylink_mac_config,
@@ -3156,6 +3220,7 @@ static const struct mt753x_info mt753x_table[] = {
.phy_read = mt7530_phy_read,
.phy_write = mt7530_phy_write,
.pad_setup = mt7530_pad_clk_setup,
+ .mac_port_get_caps = mt7530_mac_port_get_caps,
.phy_mode_supported = mt7530_phy_mode_supported,
.mac_port_validate = mt7530_mac_port_validate,
.mac_port_get_state = mt7530_phylink_mac_link_state,
@@ -3167,6 +3232,7 @@ static const struct mt753x_info mt753x_table[] = {
.phy_read = mt7530_phy_read,
.phy_write = mt7530_phy_write,
.pad_setup = mt7530_pad_clk_setup,
+ .mac_port_get_caps = mt7530_mac_port_get_caps,
.phy_mode_supported = mt7530_phy_mode_supported,
.mac_port_validate = mt7530_mac_port_validate,
.mac_port_get_state = mt7530_phylink_mac_link_state,
@@ -3179,6 +3245,7 @@ static const struct mt753x_info mt753x_table[] = {
.phy_write = mt7531_ind_phy_write,
.pad_setup = mt7531_pad_setup,
.cpu_port_config = mt7531_cpu_port_config,
+ .mac_port_get_caps = mt7531_mac_port_get_caps,
.phy_mode_supported = mt7531_phy_mode_supported,
.mac_port_validate = mt7531_mac_port_validate,
.mac_port_get_state = mt7531_phylink_mac_link_state,
@@ -3241,6 +3308,7 @@ mt7530_probe(struct mdio_device *mdiodev)
*/
if (!priv->info->sw_setup || !priv->info->pad_setup ||
!priv->info->phy_read || !priv->info->phy_write ||
+ !priv->info->mac_port_get_caps ||
!priv->info->phy_mode_supported ||
!priv->info->mac_port_validate ||
!priv->info->mac_port_get_state || !priv->info->mac_port_config)
@@ -769,6 +769,8 @@ struct mt753x_info {
int (*phy_write)(struct mt7530_priv *priv, int port, int regnum, u16 val);
int (*pad_setup)(struct dsa_switch *ds, phy_interface_t interface);
int (*cpu_port_config)(struct dsa_switch *ds, int port);
+ void (*mac_port_get_caps)(struct dsa_switch *ds, int port,
+ struct phylink_config *config);
bool (*phy_mode_supported)(struct dsa_switch *ds, int port,
const struct phylink_link_state *state);
void (*mac_port_validate)(struct dsa_switch *ds, int port,
Populate the supported interfaces for mt7530, mt7531 and mt7621 DSA switches. Filling this in will enable phylink to pre-check the PHY interface mode against the the supported interfaces bitmap prior to calling the validate function. Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk> --- drivers/net/dsa/mt7530.c | 68 ++++++++++++++++++++++++++++++++++++++++ drivers/net/dsa/mt7530.h | 2 ++ 2 files changed, 70 insertions(+)