net/phy/intel-xway.c

1 // SPDX-License-Identifier: GPL-2.0+
4  * Copyright (C) 2016 Hauke Mehrtens <hauke@hauke-m.de>
32 #define XWAY_MDIO_INIT_WOL		BIT(15)	/* Wake-On-LAN */
36 #define XWAY_MDIO_INIT_ANE		BIT(11)	/* Auto-Neg error */
37 #define XWAY_MDIO_INIT_ANC		BIT(10)	/* Auto-Neg complete */
38 #define XWAY_MDIO_INIT_ADSC		BIT(5)	/* Link auto-downspeed detect */
47 #define ADVERTISED_MPD			BIT(10)	/* Multi-port device */
170 	struct device *dev = &phydev->mdio.dev;  in xway_gphy_rgmii_init()
178 	/* Existing behavior was to use default pin strapping delay in rgmii  in xway_gphy_rgmii_init()
179 	 * mode, but rgmii should have meant no delay.  Warn existing users,  in xway_gphy_rgmii_init()
182 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII) {  in xway_gphy_rgmii_init()
194 				    "PHY has delays (e.g. via pin strapping), but phy-mode = 'rgmii'\n"  in xway_gphy_rgmii_init()
195 				    "Should be 'rgmii-id' to use internal delays txskew:%d ps rxskew:%d ps\n",  in xway_gphy_rgmii_init()
201 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID ||  in xway_gphy_rgmii_init()
202 	    phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {  in xway_gphy_rgmii_init()
207 		/* if rx-internal-delay-ps is missing, use default of 2.0 ns */  in xway_gphy_rgmii_init()
209 			int_delay = 4; /* 2000 ps */  in xway_gphy_rgmii_init()
214 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID ||  in xway_gphy_rgmii_init()
215 	    phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {  in xway_gphy_rgmii_init()
220 		/* if tx-internal-delay-ps is missing, use default of 2.0 ns */  in xway_gphy_rgmii_init()
222 			int_delay = 4; /* 2000 ps */  in xway_gphy_rgmii_init()
290 	/* Advertise as multi-port device, see IEEE802.3-2002 40.5.1.1 */  in xway_gphy14_config_aneg()
314 	if (phydev->interrupts == PHY_INTERRUPT_ENABLED) {  in xway_gphy_config_intr()