249 lines
9.4 KiB
C
249 lines
9.4 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Marvell 88E6xxx SERDES manipulation, via SMI bus
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*
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* Copyright (c) 2008 Marvell Semiconductor
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*
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* Copyright (c) 2016 Andrew Lunn <andrew@lunn.ch>
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*/
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#ifndef _MV88E6XXX_SERDES_H
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#define _MV88E6XXX_SERDES_H
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#include "chip.h"
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#define MV88E6352_ADDR_SERDES 0x0f
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#define MV88E6352_SERDES_PAGE_FIBER 0x01
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#define MV88E6352_SERDES_IRQ 0x0b
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#define MV88E6352_SERDES_INT_ENABLE 0x12
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#define MV88E6352_SERDES_INT_SPEED_CHANGE BIT(14)
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#define MV88E6352_SERDES_INT_DUPLEX_CHANGE BIT(13)
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#define MV88E6352_SERDES_INT_PAGE_RX BIT(12)
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#define MV88E6352_SERDES_INT_AN_COMPLETE BIT(11)
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#define MV88E6352_SERDES_INT_LINK_CHANGE BIT(10)
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#define MV88E6352_SERDES_INT_SYMBOL_ERROR BIT(9)
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#define MV88E6352_SERDES_INT_FALSE_CARRIER BIT(8)
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#define MV88E6352_SERDES_INT_FIFO_OVER_UNDER BIT(7)
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#define MV88E6352_SERDES_INT_FIBRE_ENERGY BIT(4)
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#define MV88E6352_SERDES_INT_STATUS 0x13
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#define MV88E6352_SERDES_SPEC_CTRL2 0x1a
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#define MV88E6352_SERDES_OUT_AMP_MASK 0x0007
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#define MV88E6341_PORT5_LANE 0x15
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#define MV88E6390_PORT9_LANE0 0x09
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#define MV88E6390_PORT9_LANE1 0x12
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#define MV88E6390_PORT9_LANE2 0x13
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#define MV88E6390_PORT9_LANE3 0x14
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#define MV88E6390_PORT10_LANE0 0x0a
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#define MV88E6390_PORT10_LANE1 0x15
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#define MV88E6390_PORT10_LANE2 0x16
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#define MV88E6390_PORT10_LANE3 0x17
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/* 10GBASE-R and 10GBASE-X4/X2 */
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#define MV88E6390_10G_CTRL1 (0x1000 + MDIO_CTRL1)
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#define MV88E6390_10G_STAT1 (0x1000 + MDIO_STAT1)
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#define MV88E6393X_10G_INT_ENABLE 0x9000
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#define MV88E6393X_10G_INT_LINK_CHANGE BIT(2)
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#define MV88E6393X_10G_INT_STATUS 0x9001
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/* 1000BASE-X and SGMII */
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#define MV88E6390_SGMII_BMCR (0x2000 + MII_BMCR)
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#define MV88E6390_SGMII_BMSR (0x2000 + MII_BMSR)
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#define MV88E6390_SGMII_ADVERTISE (0x2000 + MII_ADVERTISE)
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#define MV88E6390_SGMII_LPA (0x2000 + MII_LPA)
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#define MV88E6390_SGMII_INT_ENABLE 0xa001
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#define MV88E6390_SGMII_INT_SPEED_CHANGE BIT(14)
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#define MV88E6390_SGMII_INT_DUPLEX_CHANGE BIT(13)
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#define MV88E6390_SGMII_INT_PAGE_RX BIT(12)
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#define MV88E6390_SGMII_INT_AN_COMPLETE BIT(11)
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#define MV88E6390_SGMII_INT_LINK_DOWN BIT(10)
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#define MV88E6390_SGMII_INT_LINK_UP BIT(9)
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#define MV88E6390_SGMII_INT_SYMBOL_ERROR BIT(8)
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#define MV88E6390_SGMII_INT_FALSE_CARRIER BIT(7)
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#define MV88E6390_SGMII_INT_STATUS 0xa002
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#define MV88E6390_SGMII_PHY_STATUS 0xa003
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#define MV88E6390_SGMII_PHY_STATUS_SPEED_MASK GENMASK(15, 14)
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#define MV88E6390_SGMII_PHY_STATUS_SPEED_1000 0x8000
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#define MV88E6390_SGMII_PHY_STATUS_SPEED_100 0x4000
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#define MV88E6390_SGMII_PHY_STATUS_SPEED_10 0x0000
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#define MV88E6390_SGMII_PHY_STATUS_DUPLEX_FULL BIT(13)
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#define MV88E6390_SGMII_PHY_STATUS_SPD_DPL_VALID BIT(11)
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#define MV88E6390_SGMII_PHY_STATUS_LINK BIT(10)
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#define MV88E6390_SGMII_PHY_STATUS_TX_PAUSE BIT(3)
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#define MV88E6390_SGMII_PHY_STATUS_RX_PAUSE BIT(2)
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/* Packet generator pad packet checker */
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#define MV88E6390_PG_CONTROL 0xf010
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#define MV88E6390_PG_CONTROL_ENABLE_PC BIT(0)
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#define MV88E6393X_PORT0_LANE 0x00
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#define MV88E6393X_PORT9_LANE 0x09
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#define MV88E6393X_PORT10_LANE 0x0a
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/* Port Operational Configuration */
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#define MV88E6393X_SERDES_POC 0xf002
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#define MV88E6393X_SERDES_POC_PCS_1000BASEX 0x0000
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#define MV88E6393X_SERDES_POC_PCS_2500BASEX 0x0001
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#define MV88E6393X_SERDES_POC_PCS_SGMII_PHY 0x0002
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#define MV88E6393X_SERDES_POC_PCS_SGMII_MAC 0x0003
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#define MV88E6393X_SERDES_POC_PCS_5GBASER 0x0004
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#define MV88E6393X_SERDES_POC_PCS_10GBASER 0x0005
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#define MV88E6393X_SERDES_POC_PCS_USXGMII_PHY 0x0006
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#define MV88E6393X_SERDES_POC_PCS_USXGMII_MAC 0x0007
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#define MV88E6393X_SERDES_POC_PCS_MASK 0x0007
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#define MV88E6393X_SERDES_POC_RESET BIT(15)
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#define MV88E6393X_SERDES_POC_PDOWN BIT(5)
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#define MV88E6393X_SERDES_POC_AN BIT(3)
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#define MV88E6393X_SERDES_CTRL1 0xf003
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#define MV88E6393X_SERDES_CTRL1_TX_PDOWN BIT(9)
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#define MV88E6393X_SERDES_CTRL1_RX_PDOWN BIT(8)
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#define MV88E6393X_ERRATA_4_8_REG 0xF074
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#define MV88E6393X_ERRATA_4_8_BIT BIT(14)
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int mv88e6185_serdes_get_lane(struct mv88e6xxx_chip *chip, int port);
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int mv88e6341_serdes_get_lane(struct mv88e6xxx_chip *chip, int port);
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int mv88e6352_serdes_get_lane(struct mv88e6xxx_chip *chip, int port);
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int mv88e6390_serdes_get_lane(struct mv88e6xxx_chip *chip, int port);
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int mv88e6390x_serdes_get_lane(struct mv88e6xxx_chip *chip, int port);
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int mv88e6393x_serdes_get_lane(struct mv88e6xxx_chip *chip, int port);
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int mv88e6352_serdes_pcs_config(struct mv88e6xxx_chip *chip, int port,
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int lane, unsigned int mode,
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phy_interface_t interface,
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const unsigned long *advertise);
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int mv88e6390_serdes_pcs_config(struct mv88e6xxx_chip *chip, int port,
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int lane, unsigned int mode,
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phy_interface_t interface,
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const unsigned long *advertise);
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int mv88e6185_serdes_pcs_get_state(struct mv88e6xxx_chip *chip, int port,
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int lane, struct phylink_link_state *state);
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int mv88e6352_serdes_pcs_get_state(struct mv88e6xxx_chip *chip, int port,
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int lane, struct phylink_link_state *state);
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int mv88e6390_serdes_pcs_get_state(struct mv88e6xxx_chip *chip, int port,
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int lane, struct phylink_link_state *state);
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int mv88e6393x_serdes_pcs_get_state(struct mv88e6xxx_chip *chip, int port,
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int lane, struct phylink_link_state *state);
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int mv88e6352_serdes_pcs_an_restart(struct mv88e6xxx_chip *chip, int port,
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int lane);
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int mv88e6390_serdes_pcs_an_restart(struct mv88e6xxx_chip *chip, int port,
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int lane);
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int mv88e6352_serdes_pcs_link_up(struct mv88e6xxx_chip *chip, int port,
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int lane, int speed, int duplex);
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int mv88e6390_serdes_pcs_link_up(struct mv88e6xxx_chip *chip, int port,
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int lane, int speed, int duplex);
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unsigned int mv88e6352_serdes_irq_mapping(struct mv88e6xxx_chip *chip,
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int port);
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unsigned int mv88e6390_serdes_irq_mapping(struct mv88e6xxx_chip *chip,
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int port);
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int mv88e6185_serdes_power(struct mv88e6xxx_chip *chip, int port, int lane,
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bool up);
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int mv88e6352_serdes_power(struct mv88e6xxx_chip *chip, int port, int lane,
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bool on);
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int mv88e6390_serdes_power(struct mv88e6xxx_chip *chip, int port, int lane,
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bool on);
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int mv88e6393x_serdes_power(struct mv88e6xxx_chip *chip, int port, int lane,
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bool on);
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int mv88e6393x_serdes_setup_errata(struct mv88e6xxx_chip *chip);
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int mv88e6097_serdes_irq_enable(struct mv88e6xxx_chip *chip, int port, int lane,
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bool enable);
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int mv88e6352_serdes_irq_enable(struct mv88e6xxx_chip *chip, int port, int lane,
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bool enable);
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int mv88e6390_serdes_irq_enable(struct mv88e6xxx_chip *chip, int port, int lane,
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bool enable);
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int mv88e6393x_serdes_irq_enable(struct mv88e6xxx_chip *chip, int port,
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int lane, bool enable);
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irqreturn_t mv88e6097_serdes_irq_status(struct mv88e6xxx_chip *chip, int port,
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int lane);
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irqreturn_t mv88e6352_serdes_irq_status(struct mv88e6xxx_chip *chip, int port,
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int lane);
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irqreturn_t mv88e6390_serdes_irq_status(struct mv88e6xxx_chip *chip, int port,
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int lane);
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irqreturn_t mv88e6393x_serdes_irq_status(struct mv88e6xxx_chip *chip, int port,
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int lane);
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int mv88e6352_serdes_get_sset_count(struct mv88e6xxx_chip *chip, int port);
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int mv88e6352_serdes_get_strings(struct mv88e6xxx_chip *chip,
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int port, uint8_t *data);
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int mv88e6352_serdes_get_stats(struct mv88e6xxx_chip *chip, int port,
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uint64_t *data);
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int mv88e6390_serdes_get_sset_count(struct mv88e6xxx_chip *chip, int port);
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int mv88e6390_serdes_get_strings(struct mv88e6xxx_chip *chip,
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int port, uint8_t *data);
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int mv88e6390_serdes_get_stats(struct mv88e6xxx_chip *chip, int port,
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uint64_t *data);
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int mv88e6352_serdes_get_regs_len(struct mv88e6xxx_chip *chip, int port);
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void mv88e6352_serdes_get_regs(struct mv88e6xxx_chip *chip, int port, void *_p);
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int mv88e6390_serdes_get_regs_len(struct mv88e6xxx_chip *chip, int port);
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void mv88e6390_serdes_get_regs(struct mv88e6xxx_chip *chip, int port, void *_p);
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int mv88e6352_serdes_set_tx_amplitude(struct mv88e6xxx_chip *chip, int port,
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int val);
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/* Return the (first) SERDES lane address a port is using, -errno otherwise. */
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static inline int mv88e6xxx_serdes_get_lane(struct mv88e6xxx_chip *chip,
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int port)
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{
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if (!chip->info->ops->serdes_get_lane)
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return -EOPNOTSUPP;
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return chip->info->ops->serdes_get_lane(chip, port);
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}
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static inline int mv88e6xxx_serdes_power_up(struct mv88e6xxx_chip *chip,
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int port, int lane)
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{
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if (!chip->info->ops->serdes_power)
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return -EOPNOTSUPP;
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return chip->info->ops->serdes_power(chip, port, lane, true);
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}
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static inline int mv88e6xxx_serdes_power_down(struct mv88e6xxx_chip *chip,
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int port, int lane)
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{
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if (!chip->info->ops->serdes_power)
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return -EOPNOTSUPP;
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return chip->info->ops->serdes_power(chip, port, lane, false);
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}
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static inline unsigned int
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mv88e6xxx_serdes_irq_mapping(struct mv88e6xxx_chip *chip, int port)
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{
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if (!chip->info->ops->serdes_irq_mapping)
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return 0;
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return chip->info->ops->serdes_irq_mapping(chip, port);
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}
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static inline int mv88e6xxx_serdes_irq_enable(struct mv88e6xxx_chip *chip,
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int port, int lane)
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{
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if (!chip->info->ops->serdes_irq_enable)
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return -EOPNOTSUPP;
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return chip->info->ops->serdes_irq_enable(chip, port, lane, true);
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}
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static inline int mv88e6xxx_serdes_irq_disable(struct mv88e6xxx_chip *chip,
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int port, int lane)
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{
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if (!chip->info->ops->serdes_irq_enable)
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return -EOPNOTSUPP;
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return chip->info->ops->serdes_irq_enable(chip, port, lane, false);
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}
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static inline irqreturn_t
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mv88e6xxx_serdes_irq_status(struct mv88e6xxx_chip *chip, int port, int lane)
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{
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if (!chip->info->ops->serdes_irq_status)
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return IRQ_NONE;
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return chip->info->ops->serdes_irq_status(chip, port, lane);
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}
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#endif
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