From 18908139f3811f4d7012fbc87aef951eb993775c Mon Sep 17 00:00:00 2001 From: Florian Fainelli Date: Sat, 16 Mar 2013 22:25:41 +0000 Subject: [PATCH] mcs814x: use the standard device tree binding to represent a PHY node Signed-off-by: Florian Fainelli SVN-Revision: 36059 --- .../arch/arm/boot/dts/dlan-usb-extender.dts | 8 +++++++ .../files-3.3/arch/arm/boot/dts/mcs8140.dtsi | 3 +++ .../files-3.3/arch/arm/boot/dts/rbt-832.dts | 6 +++++ .../drivers/net/ethernet/mcs8140/nuport_mac.c | 24 ++++++++++++++++--- 4 files changed, 38 insertions(+), 3 deletions(-) diff --git a/target/linux/mcs814x/files-3.3/arch/arm/boot/dts/dlan-usb-extender.dts b/target/linux/mcs814x/files-3.3/arch/arm/boot/dts/dlan-usb-extender.dts index c8611deab7..0c85b94c0a 100644 --- a/target/linux/mcs814x/files-3.3/arch/arm/boot/dts/dlan-usb-extender.dts +++ b/target/linux/mcs814x/files-3.3/arch/arm/boot/dts/dlan-usb-extender.dts @@ -19,6 +19,14 @@ ahb { vci { + eth0: ethernet@40084000 { + phy = <&phy0>; + phy-mode = "mii"; + + phy0: ethernet-phy@0 { + reg = <8>; + }; + }; adc { sdram: memory@0,0 { diff --git a/target/linux/mcs814x/files-3.3/arch/arm/boot/dts/mcs8140.dtsi b/target/linux/mcs814x/files-3.3/arch/arm/boot/dts/mcs8140.dtsi index ad52d9277b..c52107c7db 100644 --- a/target/linux/mcs814x/files-3.3/arch/arm/boot/dts/mcs8140.dtsi +++ b/target/linux/mcs814x/files-3.3/arch/arm/boot/dts/mcs8140.dtsi @@ -37,6 +37,9 @@ ranges; eth0: ethernet@40084000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "moschip,nuport-mac"; reg = <0x40084000 0xd8 // mac 0x40080000 0x58>; // dma channels diff --git a/target/linux/mcs814x/files-3.3/arch/arm/boot/dts/rbt-832.dts b/target/linux/mcs814x/files-3.3/arch/arm/boot/dts/rbt-832.dts index cc7fab8ed1..9949c8ecf3 100644 --- a/target/linux/mcs814x/files-3.3/arch/arm/boot/dts/rbt-832.dts +++ b/target/linux/mcs814x/files-3.3/arch/arm/boot/dts/rbt-832.dts @@ -21,6 +21,12 @@ vci { eth0: ethernet@40084000 { nuport-mac,link-activity = <0x01>; + phy = <&phy0>; + phy-mode = "mii"; + + phy0: ethernet-phy@0 { + reg = <1>; + }; }; adc { diff --git a/target/linux/mcs814x/files-3.3/drivers/net/ethernet/mcs8140/nuport_mac.c b/target/linux/mcs814x/files-3.3/drivers/net/ethernet/mcs8140/nuport_mac.c index 2dc2375159..511d261d0d 100644 --- a/target/linux/mcs814x/files-3.3/drivers/net/ethernet/mcs8140/nuport_mac.c +++ b/target/linux/mcs814x/files-3.3/drivers/net/ethernet/mcs8140/nuport_mac.c @@ -19,6 +19,8 @@ #include #include #include +#include +#include #include #include #include @@ -168,6 +170,8 @@ struct nuport_mac_priv { struct platform_device *pdev; struct mii_bus *mii_bus; struct phy_device *phydev; + struct device_node *phy_node; + phy_interface_t phy_interface; int old_link; int old_duplex; u32 msg_level; @@ -898,9 +902,9 @@ static int nuport_mac_mii_probe(struct net_device *dev) goto out; } - phydev = phy_connect(dev, dev_name(&phydev->dev), + phydev = of_phy_connect(dev, priv->phy_node, nuport_mac_adjust_link, 0, - PHY_INTERFACE_MODE_MII); + priv->phy_interface); if (IS_ERR(phydev)) { netdev_err(dev, "could not attach PHY\n"); ret = PTR_ERR(phydev); @@ -1082,6 +1086,20 @@ static int __init nuport_mac_probe(struct platform_device *pdev) netif_napi_add(dev, &priv->napi, nuport_mac_poll, 64); + priv->phy_node = of_parse_phandle(pdev->dev.of_node, "phy", 0); + if (!priv->phy_node) { + dev_err(&pdev->dev, "no associated PHY\n"); + ret = -ENODEV; + goto out; + } + + priv->phy_interface = of_get_phy_mode(pdev->dev.of_node); + if (priv->phy_interface < 0) { + dev_err(&pdev->dev, "invalid PHY mode\n"); + ret = -EINVAL; + goto out; + } + priv->mii_bus = mdiobus_alloc(); if (!priv->mii_bus) { dev_err(&pdev->dev, "mii bus allocation failed\n"); @@ -1106,7 +1124,7 @@ static int __init nuport_mac_probe(struct platform_device *pdev) for (i = 0; i < PHY_MAX_ADDR; i++) priv->mii_bus->irq[i] = PHY_IGNORE_INTERRUPT; - ret = mdiobus_register(priv->mii_bus); + ret = of_mdiobus_register(priv->mii_bus, pdev->dev.of_node); if (ret) { dev_err(&pdev->dev, "failed to register mii_bus\n"); goto out_mdio_irq; -- 2.30.2