1 // SPDX-License-Identifier: GPL-2.0+
13 #include "bcm-phy-lib.h"
21 	((phydev)->drv->phy_id & (phydev)->drv->phy_id_mask)
24 	((phydev)->drv->phy_id & ~((phydev)->drv->phy_id_mask))
42 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII ||  in bcm54xx_config_clock_delay()
43 	    phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {  in bcm54xx_config_clock_delay()
44 		/* Disable RGMII RXC-RXD skew */  in bcm54xx_config_clock_delay()
47 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID ||  in bcm54xx_config_clock_delay()
48 	    phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {  in bcm54xx_config_clock_delay()
49 		/* Enable RGMII RXC-RXD skew */  in bcm54xx_config_clock_delay()
59 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII ||  in bcm54xx_config_clock_delay()
60 	    phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {  in bcm54xx_config_clock_delay()
64 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID ||  in bcm54xx_config_clock_delay()
65 	    phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {  in bcm54xx_config_clock_delay()
82 	if (phydev->dev_flags & PHY_BRCM_EN_MASTER_MODE) {  in bcm54210e_config_init()
98 	if (!(phydev->dev_flags & PHY_BRCM_RX_REFCLK_UNUSED)) {  in bcm54612e_config_init()
116 	if (phydev->interface != PHY_INTERFACE_MODE_SGMII &&  in bcm54616s_config_init()
117 	    phydev->interface != PHY_INTERFACE_MODE_1000BASEX)  in bcm54616s_config_init()
132 	/* Select 1000BASE-X register set (primary SerDes) */  in bcm54616s_config_init()
148 	val |= phydev->interface == PHY_INTERFACE_MODE_SGMII ?  in bcm54616s_config_init()
222 		if (phydev->drv->phy_id == PHY_ID_BCM50610) {  in bcm54xx_phydsp_config()
280 		if (phydev->dev_flags & PHY_BRCM_RX_REFCLK_UNUSED) {  in bcm54xx_adjust_rxrefclk()
289 	if (!clk125en || (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE))  in bcm54xx_adjust_rxrefclk()
294 	if (phydev->dev_flags & PHY_BRCM_DIS_TXCRXC_NOENRGY) {  in bcm54xx_adjust_rxrefclk()
312 	if (!clk125en || (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE))  in bcm54xx_adjust_rxrefclk()
323 	struct bcm54xx_phy_priv *priv = phydev->priv;  in bcm54xx_ptp_stop()
325 	if (priv->ptp)  in bcm54xx_ptp_stop()
326 		bcm_ptp_stop(priv->ptp);  in bcm54xx_ptp_stop()
331 	struct bcm54xx_phy_priv *priv = phydev->priv;  in bcm54xx_ptp_config_init()
333 	if (priv->ptp)  in bcm54xx_ptp_config_init()
361 	    (phydev->dev_flags & PHY_BRCM_CLEAR_RGMII_MODE))  in bcm54xx_config_init()
381 		/* For BCM54810, we need to disable BroadR-Reach function */  in bcm54xx_config_init()
395 	/* For non-SFP setups, encode link speed into LED1 and LED3 pair  in bcm54xx_config_init()
423 	if (!(phydev->dev_flags & PHY_BRCM_IDDQ_SUSPEND))  in bcm54xx_iddq_set()
480 	if (phydev->dev_flags & PHY_BRCM_IDDQ_SUSPEND) {  in bcm54xx_resume()
493 	/* Disable BroadR-Reach function. */  in bcm54811_config_init()
504 	if (!(phydev->dev_flags & PHY_BRCM_RX_REFCLK_UNUSED)) {  in bcm54811_config_init()
517 	struct device_node *np = phydev->mdio.dev.of_node;  in bcm5481_config_aneg()
526 	if (of_property_read_bool(np, "enet-phy-lane-swap")) {  in bcm5481_config_aneg()
527 		/* Lane Swap - Undocumented register...magic! */  in bcm5481_config_aneg()
546 	priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);  in bcm54616s_probe()
548 		return -ENOMEM;  in bcm54616s_probe()
550 	phydev->priv = priv;  in bcm54616s_probe()
556 	/* The PHY is strapped in RGMII-fiber mode when INTERF_SEL[1:0]  in bcm54616s_probe()
558 	 * either 1000Base-X or 100Base-FX.  in bcm54616s_probe()
559 	 * RGMII-1000Base-X is properly supported, but RGMII-100Base-FX  in bcm54616s_probe()
567 		/* Bit 0 of the SerDes 100-FX Control register, when set  in bcm54616s_probe()
568 		 * to 1, sets the MII/RGMII -> 100BASE-FX configuration.  in bcm54616s_probe()
569 		 * When this bit is set to 0, it sets the GMII/RGMII ->  in bcm54616s_probe()
570 		 * 1000BASE-X configuration.  in bcm54616s_probe()
573 			priv->mode_1000bx_en = true;  in bcm54616s_probe()
575 		phydev->port = PORT_FIBRE;  in bcm54616s_probe()
583 	struct bcm54616s_phy_priv *priv = phydev->priv;  in bcm54616s_config_aneg()
587 	if (priv->mode_1000bx_en)  in bcm54616s_config_aneg()
600 	struct bcm54616s_phy_priv *priv = phydev->priv;  in bcm54616s_read_status()
603 	if (priv->mode_1000bx_en)  in bcm54616s_read_status()
639 	 * We ignore -EIO here as the MDIO controller (e.g.: mdio-bcm-unimac)  in brcm_fet_config_init()
640 	 * may flag the lack of turn-around as a read failure. This is  in brcm_fet_config_init()
648 	if (err < 0 && err != -EIO)  in brcm_fet_config_init()
697 	if (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE) {  in brcm_fet_config_init()
732 	if (phydev->interrupts == PHY_INTERRUPT_ENABLED) {  in brcm_fet_config_intr()
808 	priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);  in bcm54xx_phy_probe()
810 		return -ENOMEM;  in bcm54xx_phy_probe()
812 	phydev->priv = priv;  in bcm54xx_phy_probe()
814 	priv->stats = devm_kcalloc(&phydev->mdio.dev,  in bcm54xx_phy_probe()
817 	if (!priv->stats)  in bcm54xx_phy_probe()
818 		return -ENOMEM;  in bcm54xx_phy_probe()
820 	priv->ptp = bcm_ptp_probe(phydev);  in bcm54xx_phy_probe()
821 	if (IS_ERR(priv->ptp))  in bcm54xx_phy_probe()
822 		return PTR_ERR(priv->ptp);  in bcm54xx_phy_probe()
830 	struct bcm54xx_phy_priv *priv = phydev->priv;  in bcm54xx_get_stats()
832 	bcm_phy_get_stats(phydev, priv->stats, stats, data);  in bcm54xx_get_stats()
841 	if (phydev->state != PHY_RUNNING)  in bcm54xx_link_change_notify()
847 	if (!(phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE))  in bcm54xx_link_change_notify()
858 	if (phydev->speed == SPEED_10)  in bcm54xx_link_change_notify()