| /* 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 <andrew@lunn.ch> |
| */ |
| |
| #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_PCS_CONTROL_1 0x1000 |
| #define MV88E6390_PCS_CONTROL_1_RESET BIT(15) |
| #define MV88E6390_PCS_CONTROL_1_LOOPBACK BIT(14) |
| #define MV88E6390_PCS_CONTROL_1_SPEED BIT(13) |
| #define MV88E6390_PCS_CONTROL_1_PDOWN BIT(11) |
| |
| /* 1000BASE-X and SGMII */ |
| #define MV88E6390_SGMII_CONTROL 0x2000 |
| #define MV88E6390_SGMII_CONTROL_RESET BIT(15) |
| #define MV88E6390_SGMII_CONTROL_LOOPBACK BIT(14) |
| #define MV88E6390_SGMII_CONTROL_PDOWN BIT(11) |
| #define MV88E6390_SGMII_STATUS 0x2001 |
| #define MV88E6390_SGMII_STATUS_AN_DONE BIT(5) |
| #define MV88E6390_SGMII_STATUS_REMOTE_FAULT BIT(4) |
| #define MV88E6390_SGMII_STATUS_LINK BIT(2) |
| #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) |
| |
| /* Packet generator pad packet checker */ |
| #define MV88E6390_PG_CONTROL 0xf010 |
| #define MV88E6390_PG_CONTROL_ENABLE_PC BIT(0) |
| |
| u8 mv88e6341_serdes_get_lane(struct mv88e6xxx_chip *chip, int port); |
| u8 mv88e6352_serdes_get_lane(struct mv88e6xxx_chip *chip, int port); |
| u8 mv88e6390_serdes_get_lane(struct mv88e6xxx_chip *chip, int port); |
| u8 mv88e6390x_serdes_get_lane(struct mv88e6xxx_chip *chip, int port); |
| 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 mv88e6352_serdes_power(struct mv88e6xxx_chip *chip, int port, u8 lane, |
| bool on); |
| int mv88e6390_serdes_power(struct mv88e6xxx_chip *chip, int port, u8 lane, |
| bool on); |
| int mv88e6352_serdes_irq_enable(struct mv88e6xxx_chip *chip, int port, u8 lane, |
| bool enable); |
| int mv88e6390_serdes_irq_enable(struct mv88e6xxx_chip *chip, int port, u8 lane, |
| bool enable); |
| irqreturn_t mv88e6352_serdes_irq_status(struct mv88e6xxx_chip *chip, int port, |
| u8 lane); |
| irqreturn_t mv88e6390_serdes_irq_status(struct mv88e6xxx_chip *chip, int port, |
| u8 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); |
| int 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); |
| int mv88e6390_serdes_get_stats(struct mv88e6xxx_chip *chip, int port, |
| uint64_t *data); |
| |
| /* Return the (first) SERDES lane address a port is using, 0 otherwise. */ |
| static inline u8 mv88e6xxx_serdes_get_lane(struct mv88e6xxx_chip *chip, |
| int port) |
| { |
| if (!chip->info->ops->serdes_get_lane) |
| return 0; |
| |
| return chip->info->ops->serdes_get_lane(chip, port); |
| } |
| |
| static inline int mv88e6xxx_serdes_power_up(struct mv88e6xxx_chip *chip, |
| int port, u8 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, u8 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, u8 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, u8 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, u8 lane) |
| { |
| if (!chip->info->ops->serdes_irq_status) |
| return IRQ_NONE; |
| |
| return chip->info->ops->serdes_irq_status(chip, port, lane); |
| } |
| |
| #endif |
