net/phy/bcm-cygnus.c

1 // SPDX-License-Identifier: GPL-2.0
6 /* Broadcom Cygnus SoC internal transceivers support. */
7 #include "bcm-phy-lib.h"
17 /* Broadcom Cygnus Phy specific registers */
117 	/* Re-initialize the PHY to apply AFE work-arounds and  in bcm_cygnus_resume()
133 	rev = phydev->phy_id & ~phydev->drv->phy_id_mask;  in bcm_omega_config_init()
136 		     phydev_name(phydev), phydev->drv->name, rev);  in bcm_omega_config_init()
172 	/* Re-apply workarounds coming out suspend/resume */  in bcm_omega_resume()
177 	/* 28nm Gigabit PHYs come out of reset without any half-duplex  in bcm_omega_resume()
180 	 * gracefully handles auto-negotiated and forced modes.  in bcm_omega_resume()
188 	switch (tuna->id) {  in bcm_omega_get_tunable()
192 		return -EOPNOTSUPP;  in bcm_omega_get_tunable()
203 	switch (tuna->id) {  in bcm_omega_set_tunable()
208 		return -EOPNOTSUPP;  in bcm_omega_set_tunable()
215 	 * from successfully linking up, trigger auto-negotiation restart  in bcm_omega_set_tunable()
228 	struct bcm_omega_phy_priv *priv = phydev->priv;  in bcm_omega_get_phy_stats()
230 	bcm_phy_get_stats(phydev, priv->stats, stats, data);  in bcm_omega_get_phy_stats()
237 	priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);  in bcm_omega_probe()
239 		return -ENOMEM;  in bcm_omega_probe()
241 	phydev->priv = priv;  in bcm_omega_probe()
243 	priv->stats = devm_kcalloc(&phydev->mdio.dev,  in bcm_omega_probe()
246 	if (!priv->stats)  in bcm_omega_probe()
247 		return -ENOMEM;  in bcm_omega_probe()
256 	.name          = "Broadcom Cygnus PHY",
290 MODULE_DESCRIPTION("Broadcom Cygnus internal PHY driver");