fwnode_get_phy_id
if (is_c45 || fwnode_get_phy_id(child, &phy_id))
return fwnode_get_phy_id(of_fwnode_handle(device), phy_id);
EXPORT_SYMBOL(fwnode_get_phy_id);
int fwnode_get_phy_id(struct fwnode_handle *fwnode, u32 *phy_id);