root/include/linux/of_mdio.h

INCLUDED FROM

DEFINITIONS

1. of_mdiobus_register
2. of_phy_find_device
3. of_phy_connect
4. of_phy_attach
5. of_mdio_find_bus
6. of_phy_register_fixed_link
7. of_phy_is_fixed_link

/*
 * OF helpers for the MDIO (Ethernet PHY) API
 *
 * Copyright (c) 2009 Secret Lab Technologies, Ltd.
 *
 * This file is released under the GPLv2
 */

#ifndef __LINUX_OF_MDIO_H
#define __LINUX_OF_MDIO_H

#include <linux/phy.h>
#include <linux/of.h>

#ifdef CONFIG_OF
extern int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np);
extern struct phy_device *of_phy_find_device(struct device_node *phy_np);
extern struct phy_device *of_phy_connect(struct net_device *dev,
                                         struct device_node *phy_np,
                                         void (*hndlr)(struct net_device *),
                                         u32 flags, phy_interface_t iface);
struct phy_device *of_phy_attach(struct net_device *dev,
                                 struct device_node *phy_np, u32 flags,
                                 phy_interface_t iface);

extern struct mii_bus *of_mdio_find_bus(struct device_node *mdio_np);

#else /* CONFIG_OF */
static inline int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np)
{
        /*
         * Fall back to the non-DT function to register a bus.
         * This way, we don't have to keep compat bits around in drivers.
         */

        return mdiobus_register(mdio);
}

static inline struct phy_device *of_phy_find_device(struct device_node *phy_np)
{
        return NULL;
}

static inline struct phy_device *of_phy_connect(struct net_device *dev,
                                                struct device_node *phy_np,
                                                void (*hndlr)(struct net_device *),
                                                u32 flags, phy_interface_t iface)
{
        return NULL;
}

static inline struct phy_device *of_phy_attach(struct net_device *dev,
                                               struct device_node *phy_np,
                                               u32 flags, phy_interface_t iface)
{
        return NULL;
}

static inline struct mii_bus *of_mdio_find_bus(struct device_node *mdio_np)
{
        return NULL;
}
#endif /* CONFIG_OF */

#if defined(CONFIG_OF) && defined(CONFIG_FIXED_PHY)
extern int of_phy_register_fixed_link(struct device_node *np);
extern bool of_phy_is_fixed_link(struct device_node *np);
#else
static inline int of_phy_register_fixed_link(struct device_node *np)
{
        return -ENOSYS;
}
static inline bool of_phy_is_fixed_link(struct device_node *np)
{
        return false;
}
#endif


#endif /* __LINUX_OF_MDIO_H */