diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c index 675dfb89b765f7f064134405bf648614394cf18e..d0e82cb5ae0306127c6d7aa110ae0ce31d8911b8 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c @@ -442,6 +442,7 @@ static void common_default_data(struct plat_stmmacenet_data *plat) static int intel_mgbe_common_data(struct pci_dev *pdev, struct plat_stmmacenet_data *plat) { + struct fwnode_handle *fwnode; char clk_name[20]; int ret; int i; @@ -560,6 +561,24 @@ static int intel_mgbe_common_data(struct pci_dev *pdev, /* Use the last Rx queue */ plat->vlan_fail_q = plat->rx_queues_to_use - 1; + /* For fixed-link setup, we allow phy-mode setting */ + fwnode = dev_fwnode(&pdev->dev); + if (fwnode) { + int phy_mode; + + /* "phy-mode" setting is optional. If it is set, + * we allow either sgmii or 1000base-x for now. + */ + phy_mode = fwnode_get_phy_mode(fwnode); + if (phy_mode >= 0) { + if (phy_mode == PHY_INTERFACE_MODE_SGMII || + phy_mode == PHY_INTERFACE_MODE_1000BASEX) + plat->phy_interface = phy_mode; + else + dev_warn(&pdev->dev, "Invalid phy-mode\n"); + } + } + /* Intel mgbe SGMII interface uses pcs-xcps */ if (plat->phy_interface == PHY_INTERFACE_MODE_SGMII || plat->phy_interface == PHY_INTERFACE_MODE_1000BASEX) { @@ -567,6 +586,17 @@ static int intel_mgbe_common_data(struct pci_dev *pdev, plat->mdio_bus_data->xpcs_an_inband = true; } + /* For fixed-link setup, we clear xpcs_an_inband */ + if (fwnode) { + struct fwnode_handle *fixed_node; + + fixed_node = fwnode_get_named_child_node(fwnode, "fixed-link"); + if (fixed_node) + plat->mdio_bus_data->xpcs_an_inband = false; + + fwnode_handle_put(fixed_node); + } + /* Ensure mdio bus scan skips intel serdes and pcs-xpcs */ plat->mdio_bus_data->phy_mask = 1 << INTEL_MGBE_ADHOC_ADDR; plat->mdio_bus_data->phy_mask |= 1 << INTEL_MGBE_XPCS_ADDR;