1 // SPDX-License-Identifier: GPL-2.0+
25 /* Vendor-specific PHY Definitions */
48 	struct clk *refclk;  member
53 	struct smsc_phy_priv *priv = phydev->priv;  in smsc_phy_config_intr()
57 	if (phydev->interrupts == PHY_INTERRUPT_ENABLED) {  in smsc_phy_config_intr()
59 		if (priv->energy_enable)  in smsc_phy_config_intr()
77 	struct smsc_phy_priv *priv = phydev->priv;  in smsc_phy_config_init()
80 	if (!priv->energy_enable)  in smsc_phy_config_init()
126 	switch (phydev->mdix_ctrl) {  in lan87xx_config_aneg()
151 	phydev->mdix = phydev->mdix_ctrl;  in lan87xx_config_aneg()
170  * The LAN87xx suffers from rare absence of the ENERGYON-bit when Ethernet cable
171  * plugs in while LAN87xx is in Energy Detect Power-Down mode. This leads to
173  * This workaround disables Energy Detect Power-Down mode and waiting for
175  * The Energy Detect Power-Down mode is enabled again in the end of procedure to
180 	struct smsc_phy_priv *priv = phydev->priv;  in lan87xx_read_status()
184 	if (!phydev->link && priv->energy_enable) {  in lan87xx_read_status()
205 		/* Re-enable EDPD */  in lan87xx_read_status()
260 	struct smsc_phy_priv *priv = phydev->priv;  in smsc_phy_remove()
262 	clk_disable_unprepare(priv->refclk);  in smsc_phy_remove()
263 	clk_put(priv->refclk);  in smsc_phy_remove()
268 	struct device *dev = &phydev->mdio.dev;  in smsc_phy_probe()
269 	struct device_node *of_node = dev->of_node;  in smsc_phy_probe()
275 		return -ENOMEM;  in smsc_phy_probe()
277 	priv->energy_enable = true;  in smsc_phy_probe()
279 	if (of_property_read_bool(of_node, "smsc,disable-energy-detect"))  in smsc_phy_probe()
280 		priv->energy_enable = false;  in smsc_phy_probe()
282 	phydev->priv = priv;  in smsc_phy_probe()
285 	priv->refclk = clk_get_optional(dev, NULL);  in smsc_phy_probe()
286 	if (IS_ERR(priv->refclk))  in smsc_phy_probe()
287 		dev_err_probe(dev, PTR_ERR(priv->refclk), "Failed to request clock\n");  in smsc_phy_probe()
289 	ret = clk_prepare_enable(priv->refclk);  in smsc_phy_probe()
293 	ret = clk_set_rate(priv->refclk, 50 * 1000 * 1000);  in smsc_phy_probe()
295 		clk_disable_unprepare(priv->refclk);  in smsc_phy_probe()