1 // SPDX-License-Identifier: GPL-2.0-only
3  * fwnode helpers for the MDIO (Ethernet PHY) API
13 #include <linux/pse-pd/pse.h>
32 	if (PTR_ERR(psec) == -ENOENT)  in fwnode_find_pse_control()
49 	if (err == -ENOENT)  in fwnode_find_mii_timestamper()
55 		return ERR_PTR(-EINVAL);  in fwnode_find_mii_timestamper()
70 	if (rc == -EPROBE_DEFER)  in fwnode_mdiobus_phy_device_register()
71 		rc = driver_deferred_probe_check_state(&phy->mdio.dev);  in fwnode_mdiobus_phy_device_register()
72 	if (rc == -EPROBE_DEFER)  in fwnode_mdiobus_phy_device_register()
76 		phy->irq = rc;  in fwnode_mdiobus_phy_device_register()
77 		mdio->irq[addr] = rc;  in fwnode_mdiobus_phy_device_register()
79 		phy->irq = mdio->irq[addr];  in fwnode_mdiobus_phy_device_register()
82 	if (fwnode_property_read_bool(child, "broken-turn-around"))  in fwnode_mdiobus_phy_device_register()
83 		mdio->phy_ignore_ta_mask |= 1 << addr;  in fwnode_mdiobus_phy_device_register()
85 	fwnode_property_read_u32(child, "reset-assert-us",  in fwnode_mdiobus_phy_device_register()
86 				 &phy->mdio.reset_assert_delay);  in fwnode_mdiobus_phy_device_register()
87 	fwnode_property_read_u32(child, "reset-deassert-us",  in fwnode_mdiobus_phy_device_register()
88 				 &phy->mdio.reset_deassert_delay);  in fwnode_mdiobus_phy_device_register()
94 	device_set_node(&phy->mdio.dev, child);  in fwnode_mdiobus_phy_device_register()
101 		device_set_node(&phy->mdio.dev, NULL);  in fwnode_mdiobus_phy_device_register()
106 	dev_dbg(&mdio->dev, "registered phy %p fwnode at address %i\n",  in fwnode_mdiobus_phy_device_register()
133 					  "ethernet-phy-ieee802.3-c45");  in fwnode_mdiobus_register_phy()
147 		phy->irq = bus->irq[addr];  in fwnode_mdiobus_register_phy()
152 		phy->mdio.dev.fwnode = fwnode_handle_get(child);  in fwnode_mdiobus_register_phy()
157 			phy->mdio.dev.fwnode = NULL;  in fwnode_mdiobus_register_phy()
167 	phy->psec = psec;  in fwnode_mdiobus_register_phy()
169 	/* phy->mii_ts may already be defined by the PHY driver. A  in fwnode_mdiobus_register_phy()
174 		phy->mii_ts = mii_ts;  in fwnode_mdiobus_register_phy()