2  * OF helpers for the MDIO (Ethernet PHY) API
47 static int of_mdiobus_register_phy(struct mii_bus *mdio,  in of_mdiobus_register_phy()  argument
59 		phy = phy_device_create(mdio, addr, phy_id, 0, NULL);  in of_mdiobus_register_phy()
61 		phy = get_phy_device(mdio, addr, is_c45);  in of_mdiobus_register_phy()
72 		mdio->irq[addr] = rc;  in of_mdiobus_register_phy()
74 		phy->irq = mdio->irq[addr];  in of_mdiobus_register_phy()
78 		mdio->phy_ignore_ta_mask |= 1 << addr;  in of_mdiobus_register_phy()
81 			     &phy->mdio.reset_assert_delay);  in of_mdiobus_register_phy()
83 			     &phy->mdio.reset_deassert_delay);  in of_mdiobus_register_phy()
88 	phy->mdio.dev.of_node = child;  in of_mdiobus_register_phy()
89 	phy->mdio.dev.fwnode = of_fwnode_handle(child);  in of_mdiobus_register_phy()
100 	dev_dbg(&mdio->dev, "registered phy %pOFn at address %i\n",  in of_mdiobus_register_phy()
105 static int of_mdiobus_register_device(struct mii_bus *mdio,  in of_mdiobus_register_device()  argument
111 	mdiodev = mdio_device_create(mdio, addr);  in of_mdiobus_register_device()
130 	dev_dbg(&mdio->dev, "registered mdio device %pOFn at address %i\n",  in of_mdiobus_register_device()
138  * to have a compatible string, so they can be matched to an MDIO
195  * @mdio: pointer to mii_bus structure
196  * @np: pointer to device_node of MDIO bus.
201 int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np)  in of_mdiobus_register()  argument
208 		return mdiobus_register(mdio);  in of_mdiobus_register()
216 	mdio->phy_mask = ~0;  in of_mdiobus_register()
218 	mdio->dev.of_node = np;  in of_mdiobus_register()
219 	mdio->dev.fwnode = of_fwnode_handle(np);  in of_mdiobus_register()
222 	mdio->reset_delay_us = DEFAULT_GPIO_RESET_DELAY;  in of_mdiobus_register()
223 	of_property_read_u32(np, "reset-delay-us", &mdio->reset_delay_us);  in of_mdiobus_register()
225 	/* Register the MDIO bus */  in of_mdiobus_register()
226 	rc = mdiobus_register(mdio);  in of_mdiobus_register()
232 		addr = of_mdio_parse_addr(&mdio->dev, child);  in of_mdiobus_register()
239 			rc = of_mdiobus_register_phy(mdio, child, addr);  in of_mdiobus_register()
241 			rc = of_mdiobus_register_device(mdio, child, addr);  in of_mdiobus_register()
244 			dev_err(&mdio->dev,  in of_mdiobus_register()
245 				"MDIO device at address %d is missing.\n",  in of_mdiobus_register()
262 			if (mdiobus_is_registered_device(mdio, addr))  in of_mdiobus_register()
266 			dev_info(&mdio->dev, "scan phy %pOFn at address %i\n",  in of_mdiobus_register()
274 				rc = of_mdiobus_register_phy(mdio, child, addr);  in of_mdiobus_register()
286 	mdiobus_unregister(mdio);  in of_mdiobus_register()
352 	put_device(&phy->mdio.dev);  in of_phy_connect()
426 	put_device(&phy->mdio.dev);  in of_phy_attach()
532 	put_device(&phydev->mdio.dev);	/* of_phy_find_device() */  in of_phy_deregister_fixed_link()