2  *	drivers/net/phy/broadcom.c
17 #include "bcm-phy-lib.h"
19 #include <linux/phy.h>
24 	((phydev)->drv->phy_id & (phydev)->drv->phy_id_mask)
27 	((phydev)->drv->phy_id & ~((phydev)->drv->phy_id_mask))
29 MODULE_DESCRIPTION("Broadcom PHY driver");
46 	if (phydev->dev_flags & PHY_BRCM_EN_MASTER_MODE) {  in bcm54210e_config_init()
59 	/* Clear TX internal delay unless requested. */  in bcm54612e_config_init()
60 	if ((phydev->interface != PHY_INTERFACE_MODE_RGMII_ID) &&  in bcm54612e_config_init()
61 	    (phydev->interface != PHY_INTERFACE_MODE_RGMII_TXID)) {  in bcm54612e_config_init()
67 	/* Clear RX internal delay unless requested. */  in bcm54612e_config_init()
68 	if ((phydev->interface != PHY_INTERFACE_MODE_RGMII_ID) &&  in bcm54612e_config_init()
69 	    (phydev->interface != PHY_INTERFACE_MODE_RGMII_RXID)) {  in bcm54612e_config_init()
81 	if (!(phydev->dev_flags & PHY_BRCM_RX_REFCLK_UNUSED)) {  in bcm54612e_config_init()
99 	/* handling PHY's internal RX clock delay */  in bcm5481x_config()
102 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII ||  in bcm5481x_config()
103 	    phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {  in bcm5481x_config()
104 		/* Disable RGMII RXC-RXD skew */  in bcm5481x_config()
107 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID ||  in bcm5481x_config()
108 	    phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {  in bcm5481x_config()
109 		/* Enable RGMII RXC-RXD skew */  in bcm5481x_config()
117 	/* handling PHY's internal TX clock delay */  in bcm5481x_config()
119 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII ||  in bcm5481x_config()
120 	    phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {  in bcm5481x_config()
121 		/* Disable internal TX clock delay */  in bcm5481x_config()
124 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID ||  in bcm5481x_config()
125 	    phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {  in bcm5481x_config()
126 		/* Enable internal TX clock delay */  in bcm5481x_config()
182 		/* Clear bit 9 to fix a phy interop issue. */  in bcm54xx_phydsp_config()
188 		if (phydev->drv->phy_id == PHY_ID_BCM50610) {  in bcm54xx_phydsp_config()
222 	/* Abort if we are using an untested phy. */  in bcm54xx_adjust_rxrefclk()
243 		if (phydev->dev_flags & PHY_BRCM_RX_REFCLK_UNUSED) {  in bcm54xx_adjust_rxrefclk()
250 	if (!clk125en || (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE))  in bcm54xx_adjust_rxrefclk()
255 	if (phydev->dev_flags & PHY_BRCM_DIS_TXCRXC_NOENRGY)  in bcm54xx_adjust_rxrefclk()
267 	if (!clk125en || (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE))  in bcm54xx_adjust_rxrefclk()
300 	    (phydev->dev_flags & PHY_BRCM_CLEAR_RGMII_MODE))  in bcm54xx_config_init()
303 	if ((phydev->dev_flags & PHY_BRCM_RX_REFCLK_UNUSED) ||  in bcm54xx_config_init()
304 	    (phydev->dev_flags & PHY_BRCM_DIS_TXCRXC_NOENRGY) ||  in bcm54xx_config_init()
305 	    (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE))  in bcm54xx_config_init()
317 		/* For BCM54810, we need to disable BroadR-Reach function */  in bcm54xx_config_init()
339 	if (phydev->dev_flags & PHY_BCM_FLAGS_MODE_1000BX) {  in bcm5482_config_init()
350 		 * Enable SGMII slave mode and auto-detection  in bcm5482_config_init()
375 		 * Select 1000BASE-X register set (primary SerDes)  in bcm5482_config_init()
390 		 * Auto-negotiation doesn't seem to work quite right  in bcm5482_config_init()
391 		 * in this mode, so we disable it and force it to the  in bcm5482_config_init()
395 		phydev->autoneg = AUTONEG_DISABLE;  in bcm5482_config_init()
396 		phydev->speed = SPEED_1000;  in bcm5482_config_init()
397 		phydev->duplex = DUPLEX_FULL;  in bcm5482_config_init()
409 	if (phydev->dev_flags & PHY_BCM_FLAGS_MODE_1000BX) {  in bcm5482_read_status()
411 		 * Only link status matters for 1000Base-X mode, so force  in bcm5482_read_status()
412 		 * 1000 Mbit/s full-duplex status  in bcm5482_read_status()
414 		if (phydev->link) {  in bcm5482_read_status()
415 			phydev->speed = SPEED_1000;  in bcm5482_read_status()
416 			phydev->duplex = DUPLEX_FULL;  in bcm5482_read_status()
425 	struct device_node *np = phydev->mdio.dev.of_node;  in bcm5481_config_aneg()
434 	if (of_property_read_bool(np, "enet-phy-lane-swap")) {  in bcm5481_config_aneg()
435 		/* Lane Swap - Undocumented register...magic! */  in bcm5481_config_aneg()
460 	/* Reset the PHY to bring it to a known state. */  in brcm_fet_config_init()
511 	if (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE) {  in brcm_fet_config_init()
546 	if (phydev->interrupts == PHY_INTERRUPT_ENABLED)  in brcm_fet_config_intr()
563 	priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);  in bcm53xx_phy_probe()
565 		return -ENOMEM;  in bcm53xx_phy_probe()
567 	phydev->priv = priv;  in bcm53xx_phy_probe()
569 	priv->stats = devm_kcalloc(&phydev->mdio.dev,  in bcm53xx_phy_probe()
572 	if (!priv->stats)  in bcm53xx_phy_probe()
573 		return -ENOMEM;  in bcm53xx_phy_probe()
581 	struct bcm53xx_phy_priv *priv = phydev->priv;  in bcm53xx_phy_get_stats()
583 	bcm_phy_get_stats(phydev, priv->stats, stats, data);  in bcm53xx_phy_get_stats()