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97 lines
2.6 KiB
97 lines
2.6 KiB
/* |
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* OF helpers for the MDIO (Ethernet PHY) API |
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* |
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* Copyright (c) 2009 Secret Lab Technologies, Ltd. |
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* |
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* This file is released under the GPLv2 |
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*/ |
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#ifndef __LINUX_OF_MDIO_H |
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#define __LINUX_OF_MDIO_H |
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#include <linux/phy.h> |
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#include <linux/of.h> |
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#ifdef CONFIG_OF |
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extern int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np); |
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extern struct phy_device *of_phy_find_device(struct device_node *phy_np); |
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extern struct phy_device *of_phy_connect(struct net_device *dev, |
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struct device_node *phy_np, |
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void (*hndlr)(struct net_device *), |
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u32 flags, phy_interface_t iface); |
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extern struct phy_device * |
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of_phy_get_and_connect(struct net_device *dev, struct device_node *np, |
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void (*hndlr)(struct net_device *)); |
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struct phy_device *of_phy_attach(struct net_device *dev, |
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struct device_node *phy_np, u32 flags, |
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phy_interface_t iface); |
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extern struct mii_bus *of_mdio_find_bus(struct device_node *mdio_np); |
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extern int of_mdio_parse_addr(struct device *dev, const struct device_node *np); |
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extern int of_phy_register_fixed_link(struct device_node *np); |
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extern void of_phy_deregister_fixed_link(struct device_node *np); |
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extern bool of_phy_is_fixed_link(struct device_node *np); |
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#else /* CONFIG_OF */ |
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static inline int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np) |
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{ |
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/* |
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* Fall back to the non-DT function to register a bus. |
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* This way, we don't have to keep compat bits around in drivers. |
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*/ |
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return mdiobus_register(mdio); |
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} |
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static inline struct phy_device *of_phy_find_device(struct device_node *phy_np) |
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{ |
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return NULL; |
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} |
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static inline struct phy_device *of_phy_connect(struct net_device *dev, |
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struct device_node *phy_np, |
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void (*hndlr)(struct net_device *), |
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u32 flags, phy_interface_t iface) |
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{ |
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return NULL; |
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} |
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static inline struct phy_device * |
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of_phy_get_and_connect(struct net_device *dev, struct device_node *np, |
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void (*hndlr)(struct net_device *)) |
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{ |
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return NULL; |
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} |
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static inline struct phy_device *of_phy_attach(struct net_device *dev, |
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struct device_node *phy_np, |
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u32 flags, phy_interface_t iface) |
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{ |
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return NULL; |
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} |
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static inline struct mii_bus *of_mdio_find_bus(struct device_node *mdio_np) |
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{ |
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return NULL; |
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} |
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static inline int of_mdio_parse_addr(struct device *dev, |
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const struct device_node *np) |
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{ |
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return -ENOSYS; |
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} |
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static inline int of_phy_register_fixed_link(struct device_node *np) |
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{ |
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return -ENOSYS; |
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} |
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static inline void of_phy_deregister_fixed_link(struct device_node *np) |
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{ |
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} |
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static inline bool of_phy_is_fixed_link(struct device_node *np) |
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{ |
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return false; |
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} |
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#endif |
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#endif /* __LINUX_OF_MDIO_H */
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