2 * OF helpers for the MDIO (Ethernet PHY) API
4 * Copyright (c) 2009 Secret Lab Technologies, Ltd.
6 * This file is released under the GPLv2
9 #ifndef __LINUX_OF_MDIO_H
10 #define __LINUX_OF_MDIO_H
12 #include <linux/phy.h>
16 extern int of_mdiobus_register(struct mii_bus
*mdio
, struct device_node
*np
);
17 extern struct phy_device
*of_phy_find_device(struct device_node
*phy_np
);
18 extern struct phy_device
*of_phy_connect(struct net_device
*dev
,
19 struct device_node
*phy_np
,
20 void (*hndlr
)(struct net_device
*),
21 u32 flags
, phy_interface_t iface
);
22 struct phy_device
*of_phy_attach(struct net_device
*dev
,
23 struct device_node
*phy_np
, u32 flags
,
24 phy_interface_t iface
);
26 extern struct mii_bus
*of_mdio_find_bus(struct device_node
*mdio_np
);
29 static inline int of_mdiobus_register(struct mii_bus
*mdio
, struct device_node
*np
)
32 * Fall back to the non-DT function to register a bus.
33 * This way, we don't have to keep compat bits around in drivers.
36 return mdiobus_register(mdio
);
39 static inline struct phy_device
*of_phy_find_device(struct device_node
*phy_np
)
44 static inline struct phy_device
*of_phy_connect(struct net_device
*dev
,
45 struct device_node
*phy_np
,
46 void (*hndlr
)(struct net_device
*),
47 u32 flags
, phy_interface_t iface
)
52 static inline struct phy_device
*of_phy_attach(struct net_device
*dev
,
53 struct device_node
*phy_np
,
54 u32 flags
, phy_interface_t iface
)
59 static inline struct mii_bus
*of_mdio_find_bus(struct device_node
*mdio_np
)
63 #endif /* CONFIG_OF */
65 #if defined(CONFIG_OF) && defined(CONFIG_FIXED_PHY)
66 extern int of_phy_register_fixed_link(struct device_node
*np
);
67 extern bool of_phy_is_fixed_link(struct device_node
*np
);
69 static inline int of_phy_register_fixed_link(struct device_node
*np
)
73 static inline bool of_phy_is_fixed_link(struct device_node
*np
)
80 #endif /* __LINUX_OF_MDIO_H */
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