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/* 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"
struct phylink_link_state;
#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 MV88E6390_10G_INT_ENABLE 0x9001
#define MV88E6390_10G_INT_LINK_DOWN BIT(3)
#define MV88E6390_10G_INT_LINK_UP BIT(2)
#define MV88E6390_10G_INT_STATUS 0x9003
#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 mv88e6xxx_pcs_decode_state(struct device *dev, u16 bmsr, u16 lpa,
u16 status, struct phylink_link_state *state);
int mv88e6341_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);
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 mv88e6393x_serdes_setup_errata(struct mv88e6xxx_chip *chip);
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);
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 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);
}
int mv88e6185_pcs_init(struct mv88e6xxx_chip *chip, int port);
int mv88e6352_pcs_init(struct mv88e6xxx_chip *chip, int port);
void mv88e6352_pcs_teardown(struct mv88e6xxx_chip *chip, int port);
int mv88e6390_pcs_init(struct mv88e6xxx_chip *chip, int port);
int mv88e6393x_pcs_init(struct mv88e6xxx_chip *chip, int port);
void mv88e639x_pcs_teardown(struct mv88e6xxx_chip *chip, int port);
struct phylink_pcs *mv88e639x_pcs_select(struct mv88e6xxx_chip *chip, int port,
phy_interface_t mode);
#endif
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