net: lan966x: Extend lan966x with RGMII support

Extend lan966x with RGMII support. The MAC supports all RGMII_* modes.

Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Link: https://lore.kernel.org/r/20220902111548.614525-1-horatiu.vultur@microchip.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>

diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c
index e2c77f954a3d60f3717966b48ed217722cf4d7ea..371fa995e9e01e3759f926eacb36f1377e225a35 100644 (file)
--- a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c
+++ b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c
@@ -770,6 +770,7 @@ static int lan966x_probe_port(struct lan966x *lan966x, u32 p,
        port->phylink_config.mac_capabilities = MAC_ASYM_PAUSE | MAC_SYM_PAUSE |
                MAC_10 | MAC_100 | MAC_1000FD | MAC_2500FD;
 
+       phy_interface_set_rgmii(port->phylink_config.supported_interfaces);
        __set_bit(PHY_INTERFACE_MODE_MII,
                  port->phylink_config.supported_interfaces);
        __set_bit(PHY_INTERFACE_MODE_GMII,

diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_phylink.c b/drivers/net/ethernet/microchip/lan966x/lan966x_phylink.c
index 87f3d3a57aed8072c1acc755dbf3d21e95c166e2..e4ac59480514b6037192aebefafb705a58ffe7d3 100644 (file)
--- a/drivers/net/ethernet/microchip/lan966x/lan966x_phylink.c
+++ b/drivers/net/ethernet/microchip/lan966x/lan966x_phylink.c
@@ -60,6 +60,9 @@ static void lan966x_phylink_mac_link_up(struct phylink_config *config,
        port_config->pause |= tx_pause ? MLO_PAUSE_TX : 0;
        port_config->pause |= rx_pause ? MLO_PAUSE_RX : 0;
 
+       if (phy_interface_mode_is_rgmii(interface))
+               phy_set_speed(port->serdes, speed);
+
        lan966x_port_config_up(port);
 }