1 // SPDX-License-Identifier: GPL-2.0+
5  * Copyright (C) 2014-2017 Broadcom
11 #include "bcm-phy-lib.h"
54 	/* AFE_RXCONFIG_2, set rCal offset for HT=0 code and LT=-2 code */  in bcm7xxx_28nm_d0_afe_config_init()
69 	/* AFE_HPF_TRIM_OTHERS, set 100Tx/10BT to -4.5% swing and set rCal  in bcm7xxx_28nm_d0_afe_config_init()
74 	/* CORE_BASE1E, force trim to overwrite and set I_ext trim to 0000 */  in bcm7xxx_28nm_d0_afe_config_init()
77 	/* DSP_TAP10, adjust bias current trim (+0% swing, +0 tick) */  in bcm7xxx_28nm_d0_afe_config_init()
97 	/* AFE_HPF_TRIM_OTHERS, set 100Tx/10BT to -4.5% swing and set rCal  in bcm7xxx_28nm_e0_plus_afe_config_init()
102 	/* CORE_BASE1E, force trim to overwrite and set I_ext trim to 0000 */  in bcm7xxx_28nm_e0_plus_afe_config_init()
105 	/* DSP_TAP10, adjust bias current trim (+0% swing, +0 tick) */  in bcm7xxx_28nm_e0_plus_afe_config_init()
141 	u8 rev = PHY_BRCM_7XXX_REV(phydev->dev_flags);  in bcm7xxx_28nm_config_init()
142 	u8 patch = PHY_BRCM_7XXX_PATCH(phydev->dev_flags);  in bcm7xxx_28nm_config_init()
150 		rev = phydev->phy_id & ~phydev->drv->phy_id_mask;  in bcm7xxx_28nm_config_init()
153 		     phydev_name(phydev), phydev->drv->name, rev, patch);  in bcm7xxx_28nm_config_init()
206 	/* Re-apply workarounds coming out suspend/resume */  in bcm7xxx_28nm_resume()
211 	/* 28nm Gigabit PHYs come out of reset without any half-duplex  in bcm7xxx_28nm_resume()
214 	 * gracefully handles auto-negotiated and forced modes.  in bcm7xxx_28nm_resume()
248 	/* Set current trim values INT_trim = -1, Ext_trim =0 */  in bcm7xxx_28nm_ephy_01_afe_config_init()
283 /* The 28nm EPHY does not support Clause 45 (MMD) used by bcm-phy-lib */
294 	/* Enable auto-power down */  in bcm7xxx_28nm_ephy_apd_enable()
374 	u8 rev = phydev->phy_id & ~phydev->drv->phy_id_mask;  in bcm7xxx_28nm_ephy_config_init()
378 		     phydev_name(phydev), phydev->drv->name, rev);  in bcm7xxx_28nm_ephy_config_init()
387 	/* Apply AFE software work-around if necessary */  in bcm7xxx_28nm_ephy_config_init()
405 	/* Re-apply workarounds coming out suspend/resume */  in bcm7xxx_28nm_ephy_resume()
478 	switch (tuna->id) {  in bcm7xxx_28nm_get_tunable()
482 		return -EOPNOTSUPP;  in bcm7xxx_28nm_get_tunable()
493 	switch (tuna->id) {  in bcm7xxx_28nm_set_tunable()
498 		return -EOPNOTSUPP;  in bcm7xxx_28nm_set_tunable()
505 	 * from successfully linking up, trigger auto-negotiation restart  in bcm7xxx_28nm_set_tunable()
518 	struct bcm7xxx_phy_priv *priv = phydev->priv;  in bcm7xxx_28nm_get_phy_stats()
520 	bcm_phy_get_stats(phydev, priv->stats, stats, data);  in bcm7xxx_28nm_get_phy_stats()
528 	priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);  in bcm7xxx_28nm_probe()
530 		return -ENOMEM;  in bcm7xxx_28nm_probe()
532 	phydev->priv = priv;  in bcm7xxx_28nm_probe()
534 	priv->stats = devm_kcalloc(&phydev->mdio.dev,  in bcm7xxx_28nm_probe()
537 	if (!priv->stats)  in bcm7xxx_28nm_probe()
538 		return -ENOMEM;  in bcm7xxx_28nm_probe()
540 	priv->clk = devm_clk_get_optional(&phydev->mdio.dev, NULL);  in bcm7xxx_28nm_probe()
541 	if (IS_ERR(priv->clk))  in bcm7xxx_28nm_probe()
542 		return PTR_ERR(priv->clk);  in bcm7xxx_28nm_probe()
544 	ret = clk_prepare_enable(priv->clk);  in bcm7xxx_28nm_probe()
561 	struct bcm7xxx_phy_priv *priv = phydev->priv;  in bcm7xxx_28nm_remove()
563 	clk_disable_unprepare(priv->clk);  in bcm7xxx_28nm_remove()