Function rt_phy_device_create

components/drivers/phy/phy.c:276–313

* @brief create a phy device * * Creates a new PHY device based on the given bus, address, PHY ID, and whether Clause 45 is supported. * * @param bus the pointer to the bus * @param addr PHY device address * @param phy_id PHY device id * @param is_c45 if suport Clause 45 * * @return if create success return the phy device pointer,else return RT_NULL */

 * @return if create success return the phy device pointer,else return RT_NULL
 */
struct rt_phy_device *rt_phy_device_create(struct mii_bus *bus, int addr,
                     rt_uint32_t phy_id, rt_bool_t is_c45)
{
    struct rt_phy_device *dev = rt_malloc(sizeof(struct rt_phy_device));

    if (!dev)
    {
        LOG_E("Failed to allocate PHY device for %s:%d\n",
               bus ? bus->name : "(null bus)", addr);
        return RT_NULL;
    }

    memset(dev, 0, sizeof(*dev));

    dev->duplex = -1;
    dev->link = 0;
    dev->interface = RT_PHY_INTERFACE_MODE_NA;
#ifdef RT_USING_OFW
    dev->node = RT_NULL;
#endif
    dev->autoneg = RT_TRUE;

    dev->addr = addr;
    dev->phy_id = phy_id;
    dev->is_c45 = is_c45;
    dev->bus = bus;

    if(rt_phy_device_register(dev))
    {
        LOG_D("register phy device filed")
    }

    if (addr >= 0 && addr < RT_PHY_MAX && phy_id != RT_PHY_FIXED_ID &&
        phy_id != RT_PHY_NCSI_ID)
        bus->phymap[addr] = dev;

    return dev;
}

/**
 * @brief get phy id