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--- a/drivers/net/phy/mdio_bus.c
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+++ b/drivers/net/phy/mdio_bus.c
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@@ -135,6 +135,9 @@ static int mdio_bus_match(struct device
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struct phy_device *phydev = to_phy_device(dev);
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struct phy_driver *phydrv = to_phy_driver(drv);
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+ if (phydrv->detect)
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+ return (phydrv->detect(phydev->bus, phydev->addr));
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+
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return ((phydrv->phy_id & phydrv->phy_id_mask) ==
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(phydev->phy_id & phydrv->phy_id_mask));
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}
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--- a/include/linux/phy.h
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+++ b/include/linux/phy.h
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@@ -339,6 +339,11 @@ struct phy_driver {
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u32 features;
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u32 flags;
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+ /* Called during discovery to test if the
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+ * device can attach to the bus, even if
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+ * phy id and mask do not match */
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+ bool (*detect)(struct mii_bus *bus, int addr);
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+
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/*
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* Called to initialize the PHY,
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* including after a reset
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