1 // SPDX-License-Identifier: GPL-2.0
2 /* NXP TJA1100 BroadRReach PHY driver
190 	if (phydev->link)  in tja11xx_config_aneg_cable_test()
193 	if (!phydev->drv->cable_test_start ||  in tja11xx_config_aneg_cable_test()
194 	    !phydev->drv->cable_test_get_status)  in tja11xx_config_aneg_cable_test()
201 	ret = phydev->drv->cable_test_start(phydev);  in tja11xx_config_aneg_cable_test()
208 	ret = phydev->drv->cable_test_get_status(phydev, &finished);  in tja11xx_config_aneg_cable_test()
223 	switch (phydev->master_slave_set) {  in tja11xx_config_aneg()
234 		return -ENOTSUPP;  in tja11xx_config_aneg()
257 	phydev->autoneg = AUTONEG_DISABLE;  in tja11xx_config_init()
258 	phydev->speed = SPEED_100;  in tja11xx_config_init()
259 	phydev->duplex = DUPLEX_FULL;  in tja11xx_config_init()
261 	switch (phydev->phy_id & PHY_ID_MASK) {  in tja11xx_config_init()
278 		return -EINVAL;  in tja11xx_config_init()
306 	phydev->master_slave_get = MASTER_SLAVE_CFG_UNKNOWN;  in tja11xx_read_status()
307 	phydev->master_slave_state = MASTER_SLAVE_STATE_UNSUPPORTED;  in tja11xx_read_status()
318 		phydev->master_slave_get = MASTER_SLAVE_CFG_MASTER_FORCE;  in tja11xx_read_status()
320 		phydev->master_slave_get = MASTER_SLAVE_CFG_SLAVE_FORCE;  in tja11xx_read_status()
322 	if (phydev->link) {  in tja11xx_read_status()
328 			phydev->link = 0;  in tja11xx_read_status()
357 	int i;  in tja11xx_get_strings()  local
359 	for (i = 0; i < ARRAY_SIZE(tja11xx_hw_stats); i++) {  in tja11xx_get_strings()
360 		strncpy(data + i * ETH_GSTRING_LEN,  in tja11xx_get_strings()
361 			tja11xx_hw_stats[i].string, ETH_GSTRING_LEN);  in tja11xx_get_strings()
368 	int i, ret;  in tja11xx_get_stats()  local
370 	for (i = 0; i < ARRAY_SIZE(tja11xx_hw_stats); i++) {  in tja11xx_get_stats()
371 		ret = phy_read(phydev, tja11xx_hw_stats[i].reg);  in tja11xx_get_stats()
373 			data[i] = U64_MAX;  in tja11xx_get_stats()
375 			data[i] = ret & tja11xx_hw_stats[i].mask;  in tja11xx_get_stats()
376 			data[i] >>= tja11xx_hw_stats[i].off;  in tja11xx_get_stats()
406 	return -EOPNOTSUPP;  in tja11xx_hwmon_read()
441 	struct device *dev = &phydev->mdio.dev;  in tja11xx_hwmon_register()
442 	int i;  in tja11xx_hwmon_register()  local
444 	priv->hwmon_name = devm_kstrdup(dev, dev_name(dev), GFP_KERNEL);  in tja11xx_hwmon_register()
445 	if (!priv->hwmon_name)  in tja11xx_hwmon_register()
446 		return -ENOMEM;  in tja11xx_hwmon_register()
448 	for (i = 0; priv->hwmon_name[i]; i++)  in tja11xx_hwmon_register()
449 		if (hwmon_is_bad_char(priv->hwmon_name[i]))  in tja11xx_hwmon_register()
450 			priv->hwmon_name[i] = '_';  in tja11xx_hwmon_register()
452 	priv->hwmon_dev =  in tja11xx_hwmon_register()
453 		devm_hwmon_device_register_with_info(dev, priv->hwmon_name,  in tja11xx_hwmon_register()
458 	return PTR_ERR_OR_ZERO(priv->hwmon_dev);  in tja11xx_hwmon_register()
463 	struct device *dev = &phydev->mdio.dev;  in tja11xx_probe()
468 		return -ENOMEM;  in tja11xx_probe()
470 	priv->phydev = phydev;  in tja11xx_probe()
479 	struct phy_device *phydev_phy0 = priv->phydev;  in tja1102_p1_register()
480 	struct mii_bus *bus = phydev_phy0->mdio.bus;  in tja1102_p1_register()
481 	struct device *dev = &phydev_phy0->mdio.dev;  in tja1102_p1_register()
482 	struct device_node *np = dev->of_node;  in tja1102_p1_register()
494 		} else if (addr != phydev_phy0->mdio.addr + 1) {  in tja1102_p1_register()
496 			 * If some day NXP will decide to bring chips with more  in tja1102_p1_register()
499 			dev_err(dev, "Unexpected address. Should be: %i\n",  in tja1102_p1_register()
500 				phydev_phy0->mdio.addr + 1);  in tja1102_p1_register()
512 			dev_err(dev, "Can't create PHY device for Port 1: %i\n",  in tja1102_p1_register()
518 		 * the mii_bus->dev, which is not correct in case.  in tja1102_p1_register()
520 		phy->mdio.dev.parent = dev;  in tja1102_p1_register()
526 			 * interrupt line, so -EPROBE_DEFER would make no sense  in tja1102_p1_register()
529 			dev_err(dev, "Can't register Port 1. Unexpected error: %i\n",  in tja1102_p1_register()
538 	struct device *dev = &phydev->mdio.dev;  in tja1102_p0_probe()
544 		return -ENOMEM;  in tja1102_p0_probe()
546 	priv->phydev = phydev;  in tja1102_p0_probe()
547 	INIT_WORK(&priv->phy_register_work, tja1102_p1_register);  in tja1102_p0_probe()
553 	schedule_work(&priv->phy_register_work);  in tja1102_p0_probe()
562 	if ((phydev->phy_id & PHY_ID_MASK) != PHY_ID_TJA1102)  in tja1102_match_phy_device()
601 	if (phydev->interrupts == PHY_INTERRUPT_ENABLED)  in tja11xx_config_intr()
627  * | BI_DA+           | BI_DA-                 | Result
629  * | + short to -     | - short to +           | short
697 		.name		= "NXP TJA1100",
715 		.name		= "NXP TJA1101",
732 		.name		= "NXP TJA1102 Port 0",
755 		.name		= "NXP TJA1102 Port 1",
792 MODULE_DESCRIPTION("NXP TJA11xx BoardR-Reach PHY driver");