1 // SPDX-License-Identifier: GPL-2.0+
33 /* IP101A/G - IP1001 */
40 #define IP101A_G_IRQ_CONF_STATUS	0x11	/* Conf Info IRQ & Status Reg */
50 /* The 32-pin IP101GR package can re-configure the mode of the RXER/INTR_32 pin
72 		err = mdiobus_write(phydev->mdio.bus, 30, 0, 0x175c);  in ip175c_config_init()
77 		err = mdiobus_read(phydev->mdio.bus, 30, 0);  in ip175c_config_init()
83 		err = mdiobus_write(phydev->mdio.bus, 29, 31, 0x175c);  in ip175c_config_init()
88 		err = mdiobus_write(phydev->mdio.bus, 29, 22, 0x420);  in ip175c_config_init()
94 			err = mdiobus_write(phydev->mdio.bus, i,  in ip175c_config_init()
101 			err = mdiobus_read(phydev->mdio.bus, i, MII_BMCR);  in ip175c_config_init()
108 	if (phydev->mdio.addr != 4) {  in ip175c_config_init()
109 		phydev->state = PHY_RUNNING;  in ip175c_config_init()
110 		phydev->speed = SPEED_100;  in ip175c_config_init()
111 		phydev->duplex = DUPLEX_FULL;  in ip175c_config_init()
112 		phydev->link = 1;  in ip175c_config_init()
113 		netif_carrier_on(phydev->attached_dev);  in ip175c_config_init()
166 		if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)  in ip1001_config_init()
168 		else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID)  in ip1001_config_init()
170 		else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)  in ip1001_config_init()
183 	if (phydev->mdio.addr == 4) /* WAN port */  in ip175c_read_status()
187 		phydev->irq = PHY_IGNORE_INTERRUPT;  in ip175c_read_status()
194 	if (phydev->mdio.addr == 4) /* WAN port */  in ip175c_config_aneg()
202 	struct device *dev = &phydev->mdio.dev;  in ip101a_g_probe()
207 		return -ENOMEM;  in ip101a_g_probe()
210 	 * pin on the 32-pin IP101GR, so this is an exclusive choice.  in ip101a_g_probe()
212 	if (device_property_read_bool(dev, "icplus,select-rx-error") &&  in ip101a_g_probe()
213 	    device_property_read_bool(dev, "icplus,select-interrupt")) {  in ip101a_g_probe()
216 		return -EINVAL;  in ip101a_g_probe()
219 	if (device_property_read_bool(dev, "icplus,select-rx-error"))  in ip101a_g_probe()
220 		priv->sel_intr32 = IP101GR_SEL_INTR32_RXER;  in ip101a_g_probe()
221 	else if (device_property_read_bool(dev, "icplus,select-interrupt"))  in ip101a_g_probe()
222 		priv->sel_intr32 = IP101GR_SEL_INTR32_INTR;  in ip101a_g_probe()
224 		priv->sel_intr32 = IP101GR_SEL_INTR32_KEEP;  in ip101a_g_probe()
226 	phydev->priv = priv;  in ip101a_g_probe()
233 	struct ip101a_g_phy_priv *priv = phydev->priv;  in ip101a_g_config_init()
240 	/* configure the RXER/INTR_32 pin of the 32-pin IP101GR if needed: */  in ip101a_g_config_init()
241 	switch (priv->sel_intr32) {  in ip101a_g_config_init()
261 		 * For the 32-pin IP101GR we simply keep the SEL_INTR32  in ip101a_g_config_init()
279 	if (phydev->interrupts == PHY_INTERRUPT_ENABLED)  in ip101a_g_config_intr()
351 MODULE_DEVICE_TABLE(mdio, icplus_tbl);