diff options
| -rw-r--r-- | arch/arm/boot/dts/aspeed-bmc-facebook-elbert.dts | 18 | ||||
| -rw-r--r-- | drivers/net/ethernet/faraday/ftgmac100.c | 24 |
2 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-elbert.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-elbert.dts index 27b43fe099f1..8e1a1d1b282d 100644 --- a/arch/arm/boot/dts/aspeed-bmc-facebook-elbert.dts +++ b/arch/arm/boot/dts/aspeed-bmc-facebook-elbert.dts @@ -183,3 +183,21 @@ &i2c11 { status = "okay"; }; + +/* + * BMC's "mac3" controller is connected to BCM53134P's IMP_RGMII port + * directly (fixed link, no PHY in between). + * Note: BMC's "mdio0" controller is connected to BCM53134P's MDIO + * interface, and the MDIO channel will be enabled in dts later, when + * BCM53134 is added to "bcm53xx" DSA driver. + */ +&mac3 { + status = "okay"; + phy-mode = "rgmii"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_rgmii4_default>; + fixed-link { + speed = <1000>; + full-duplex; + }; +}; diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c index 9277d5fb5052..da04beee5865 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.c +++ b/drivers/net/ethernet/faraday/ftgmac100.c @@ -1701,10 +1701,14 @@ err_register_mdiobus: static void ftgmac100_phy_disconnect(struct net_device *netdev) { + struct ftgmac100 *priv = netdev_priv(netdev); + if (!netdev->phydev) return; phy_disconnect(netdev->phydev); + if (of_phy_is_fixed_link(priv->dev->of_node)) + of_phy_deregister_fixed_link(priv->dev->of_node); } static void ftgmac100_destroy_mdio(struct net_device *netdev) @@ -1867,6 +1871,26 @@ static int ftgmac100_probe(struct platform_device *pdev) err = -EINVAL; goto err_phy_connect; } + } else if (np && of_phy_is_fixed_link(np)) { + struct phy_device *phy; + + err = of_phy_register_fixed_link(np); + if (err) { + dev_err(&pdev->dev, "Failed to register fixed PHY\n"); + goto err_phy_connect; + } + + phy = of_phy_get_and_connect(priv->netdev, np, + &ftgmac100_adjust_link); + if (!phy) { + dev_err(&pdev->dev, "Failed to connect to fixed PHY\n"); + of_phy_deregister_fixed_link(np); + err = -EINVAL; + goto err_phy_connect; + } + + /* Display what we found */ + phy_attached_info(phy); } else if (np && of_get_property(np, "phy-handle", NULL)) { struct phy_device *phy; |