Message ID | 201003071155.48462.florian@openwrt.org |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
diff --git a/drivers/net/cpmac.c b/drivers/net/cpmac.c index 722a196..4051e81 100644 --- a/drivers/net/cpmac.c +++ b/drivers/net/cpmac.c @@ -1137,8 +1137,9 @@ static int __devinit cpmac_probe(struct platform_device *pdev) } if (phy_id == PHY_MAX_ADDR) { - dev_err(&pdev->dev, "no PHY present\n"); - return -ENODEV; + dev_err(&pdev->dev, "no PHY present, falling back to switch on MDIO bus 0\n"); + strncpy(mdio_bus_id, "0", MII_BUS_ID_SIZE); /* fixed phys bus */ + phy_id = pdev->id; } dev = alloc_etherdev_mq(sizeof(*priv), CPMAC_QUEUES);
If we were unable to detect a PHY on any of the MDIO bus id we tried instead of bailing out with -ENODEV, assume the MAC is connected to a switch and use MDIO bus 0. This unbreaks quite a lot of devices out there whose switch cannot be detected. Signed-off-by: Florian Fainelli <florian@openwrt.org> --- -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html