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