From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- drivers/net/phy/marvell.c | 3412 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 3412 insertions(+) create mode 100644 drivers/net/phy/marvell.c (limited to 'drivers/net/phy/marvell.c') diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c new file mode 100644 index 000000000..0d706ee26 --- /dev/null +++ b/drivers/net/phy/marvell.c @@ -0,0 +1,3412 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * drivers/net/phy/marvell.c + * + * Driver for Marvell PHYs + * + * Author: Andy Fleming + * + * Copyright (c) 2004 Freescale Semiconductor, Inc. + * + * Copyright (c) 2013 Michael Stapelberg + */ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +#define MII_MARVELL_PHY_PAGE 22 +#define MII_MARVELL_COPPER_PAGE 0x00 +#define MII_MARVELL_FIBER_PAGE 0x01 +#define MII_MARVELL_MSCR_PAGE 0x02 +#define MII_MARVELL_LED_PAGE 0x03 +#define MII_MARVELL_VCT5_PAGE 0x05 +#define MII_MARVELL_MISC_TEST_PAGE 0x06 +#define MII_MARVELL_VCT7_PAGE 0x07 +#define MII_MARVELL_WOL_PAGE 0x11 +#define MII_MARVELL_MODE_PAGE 0x12 + +#define MII_M1011_IEVENT 0x13 +#define MII_M1011_IEVENT_CLEAR 0x0000 + +#define MII_M1011_IMASK 0x12 +#define MII_M1011_IMASK_INIT 0x6400 +#define MII_M1011_IMASK_CLEAR 0x0000 + +#define MII_M1011_PHY_SCR 0x10 +#define MII_M1011_PHY_SCR_DOWNSHIFT_EN BIT(11) +#define MII_M1011_PHY_SCR_DOWNSHIFT_MASK GENMASK(14, 12) +#define MII_M1011_PHY_SCR_DOWNSHIFT_MAX 8 +#define MII_M1011_PHY_SCR_MDI (0x0 << 5) +#define MII_M1011_PHY_SCR_MDI_X (0x1 << 5) +#define MII_M1011_PHY_SCR_AUTO_CROSS (0x3 << 5) + +#define MII_M1011_PHY_SSR 0x11 +#define MII_M1011_PHY_SSR_DOWNSHIFT BIT(5) + +#define MII_M1111_PHY_LED_CONTROL 0x18 +#define MII_M1111_PHY_LED_DIRECT 0x4100 +#define MII_M1111_PHY_LED_COMBINE 0x411c +#define MII_M1111_PHY_EXT_CR 0x14 +#define MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK GENMASK(11, 9) +#define MII_M1111_PHY_EXT_CR_DOWNSHIFT_MAX 8 +#define MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN BIT(8) +#define MII_M1111_RGMII_RX_DELAY BIT(7) +#define MII_M1111_RGMII_TX_DELAY BIT(1) +#define MII_M1111_PHY_EXT_SR 0x1b + +#define MII_M1111_HWCFG_MODE_MASK 0xf +#define MII_M1111_HWCFG_MODE_FIBER_RGMII 0x3 +#define MII_M1111_HWCFG_MODE_SGMII_NO_CLK 0x4 +#define MII_M1111_HWCFG_MODE_RTBI 0x7 +#define MII_M1111_HWCFG_MODE_COPPER_1000X_AN 0x8 +#define MII_M1111_HWCFG_MODE_COPPER_RTBI 0x9 +#define MII_M1111_HWCFG_MODE_COPPER_RGMII 0xb +#define MII_M1111_HWCFG_MODE_COPPER_1000X_NOAN 0xc +#define MII_M1111_HWCFG_SERIAL_AN_BYPASS BIT(12) +#define MII_M1111_HWCFG_FIBER_COPPER_RES BIT(13) +#define MII_M1111_HWCFG_FIBER_COPPER_AUTO BIT(15) + +#define MII_88E1121_PHY_MSCR_REG 21 +#define MII_88E1121_PHY_MSCR_RX_DELAY BIT(5) +#define MII_88E1121_PHY_MSCR_TX_DELAY BIT(4) +#define MII_88E1121_PHY_MSCR_DELAY_MASK (BIT(5) | BIT(4)) + +#define MII_88E1121_MISC_TEST 0x1a +#define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK 0x1f00 +#define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT 8 +#define MII_88E1510_MISC_TEST_TEMP_IRQ_EN BIT(7) +#define MII_88E1510_MISC_TEST_TEMP_IRQ BIT(6) +#define MII_88E1121_MISC_TEST_TEMP_SENSOR_EN BIT(5) +#define MII_88E1121_MISC_TEST_TEMP_MASK 0x1f + +#define MII_88E1510_TEMP_SENSOR 0x1b +#define MII_88E1510_TEMP_SENSOR_MASK 0xff + +#define MII_88E1540_COPPER_CTRL3 0x1a +#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK GENMASK(11, 10) +#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS 0 +#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS 1 +#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS 2 +#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS 3 +#define MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN BIT(9) + +#define MII_88E6390_MISC_TEST 0x1b +#define MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE_SAMPLE_1S (0x0 << 14) +#define MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE (0x1 << 14) +#define MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE_ONESHOT (0x2 << 14) +#define MII_88E6390_MISC_TEST_TEMP_SENSOR_DISABLE (0x3 << 14) +#define MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK (0x3 << 14) +#define MII_88E6393_MISC_TEST_SAMPLES_2048 (0x0 << 11) +#define MII_88E6393_MISC_TEST_SAMPLES_4096 (0x1 << 11) +#define MII_88E6393_MISC_TEST_SAMPLES_8192 (0x2 << 11) +#define MII_88E6393_MISC_TEST_SAMPLES_16384 (0x3 << 11) +#define MII_88E6393_MISC_TEST_SAMPLES_MASK (0x3 << 11) +#define MII_88E6393_MISC_TEST_RATE_2_3MS (0x5 << 8) +#define MII_88E6393_MISC_TEST_RATE_6_4MS (0x6 << 8) +#define MII_88E6393_MISC_TEST_RATE_11_9MS (0x7 << 8) +#define MII_88E6393_MISC_TEST_RATE_MASK (0x7 << 8) + +#define MII_88E6390_TEMP_SENSOR 0x1c +#define MII_88E6393_TEMP_SENSOR_THRESHOLD_MASK 0xff00 +#define MII_88E6393_TEMP_SENSOR_THRESHOLD_SHIFT 8 +#define MII_88E6390_TEMP_SENSOR_MASK 0xff +#define MII_88E6390_TEMP_SENSOR_SAMPLES 10 + +#define MII_88E1318S_PHY_MSCR1_REG 16 +#define MII_88E1318S_PHY_MSCR1_PAD_ODD BIT(6) + +/* Copper Specific Interrupt Enable Register */ +#define MII_88E1318S_PHY_CSIER 0x12 +/* WOL Event Interrupt Enable */ +#define MII_88E1318S_PHY_CSIER_WOL_EIE BIT(7) + +/* LED Timer Control Register */ +#define MII_88E1318S_PHY_LED_TCR 0x12 +#define MII_88E1318S_PHY_LED_TCR_FORCE_INT BIT(15) +#define MII_88E1318S_PHY_LED_TCR_INTn_ENABLE BIT(7) +#define MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW BIT(11) + +/* Magic Packet MAC address registers */ +#define MII_88E1318S_PHY_MAGIC_PACKET_WORD2 0x17 +#define MII_88E1318S_PHY_MAGIC_PACKET_WORD1 0x18 +#define MII_88E1318S_PHY_MAGIC_PACKET_WORD0 0x19 + +#define MII_88E1318S_PHY_WOL_CTRL 0x10 +#define MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS BIT(12) +#define MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE BIT(13) +#define MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE BIT(14) + +#define MII_PHY_LED_CTRL 16 +#define MII_88E1121_PHY_LED_DEF 0x0030 +#define MII_88E1510_PHY_LED_DEF 0x1177 +#define MII_88E1510_PHY_LED0_LINK_LED1_ACTIVE 0x1040 + +#define MII_M1011_PHY_STATUS 0x11 +#define MII_M1011_PHY_STATUS_1000 0x8000 +#define MII_M1011_PHY_STATUS_100 0x4000 +#define MII_M1011_PHY_STATUS_SPD_MASK 0xc000 +#define MII_M1011_PHY_STATUS_FULLDUPLEX 0x2000 +#define MII_M1011_PHY_STATUS_RESOLVED 0x0800 +#define MII_M1011_PHY_STATUS_LINK 0x0400 + +#define MII_88E3016_PHY_SPEC_CTRL 0x10 +#define MII_88E3016_DISABLE_SCRAMBLER 0x0200 +#define MII_88E3016_AUTO_MDIX_CROSSOVER 0x0030 + +#define MII_88E1510_GEN_CTRL_REG_1 0x14 +#define MII_88E1510_GEN_CTRL_REG_1_MODE_MASK 0x7 +#define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII 0x0 /* RGMII to copper */ +#define MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII 0x1 /* SGMII to copper */ +/* RGMII to 1000BASE-X */ +#define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_1000X 0x2 +/* RGMII to 100BASE-FX */ +#define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_100FX 0x3 +/* RGMII to SGMII */ +#define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_SGMII 0x4 +#define MII_88E1510_GEN_CTRL_REG_1_RESET 0x8000 /* Soft reset */ + +#define MII_88E1510_MSCR_2 0x15 + +#define MII_VCT5_TX_RX_MDI0_COUPLING 0x10 +#define MII_VCT5_TX_RX_MDI1_COUPLING 0x11 +#define MII_VCT5_TX_RX_MDI2_COUPLING 0x12 +#define MII_VCT5_TX_RX_MDI3_COUPLING 0x13 +#define MII_VCT5_TX_RX_AMPLITUDE_MASK 0x7f00 +#define MII_VCT5_TX_RX_AMPLITUDE_SHIFT 8 +#define MII_VCT5_TX_RX_COUPLING_POSITIVE_REFLECTION BIT(15) + +#define MII_VCT5_CTRL 0x17 +#define MII_VCT5_CTRL_ENABLE BIT(15) +#define MII_VCT5_CTRL_COMPLETE BIT(14) +#define MII_VCT5_CTRL_TX_SAME_CHANNEL (0x0 << 11) +#define MII_VCT5_CTRL_TX0_CHANNEL (0x4 << 11) +#define MII_VCT5_CTRL_TX1_CHANNEL (0x5 << 11) +#define MII_VCT5_CTRL_TX2_CHANNEL (0x6 << 11) +#define MII_VCT5_CTRL_TX3_CHANNEL (0x7 << 11) +#define MII_VCT5_CTRL_SAMPLES_2 (0x0 << 8) +#define MII_VCT5_CTRL_SAMPLES_4 (0x1 << 8) +#define MII_VCT5_CTRL_SAMPLES_8 (0x2 << 8) +#define MII_VCT5_CTRL_SAMPLES_16 (0x3 << 8) +#define MII_VCT5_CTRL_SAMPLES_32 (0x4 << 8) +#define MII_VCT5_CTRL_SAMPLES_64 (0x5 << 8) +#define MII_VCT5_CTRL_SAMPLES_128 (0x6 << 8) +#define MII_VCT5_CTRL_SAMPLES_DEFAULT (0x6 << 8) +#define MII_VCT5_CTRL_SAMPLES_256 (0x7 << 8) +#define MII_VCT5_CTRL_SAMPLES_SHIFT 8 +#define MII_VCT5_CTRL_MODE_MAXIMUM_PEEK (0x0 << 6) +#define MII_VCT5_CTRL_MODE_FIRST_LAST_PEEK (0x1 << 6) +#define MII_VCT5_CTRL_MODE_OFFSET (0x2 << 6) +#define MII_VCT5_CTRL_SAMPLE_POINT (0x3 << 6) +#define MII_VCT5_CTRL_PEEK_HYST_DEFAULT 3 + +#define MII_VCT5_SAMPLE_POINT_DISTANCE 0x18 +#define MII_VCT5_SAMPLE_POINT_DISTANCE_MAX 511 +#define MII_VCT5_TX_PULSE_CTRL 0x1c +#define MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN BIT(12) +#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS (0x0 << 10) +#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_96nS (0x1 << 10) +#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_64nS (0x2 << 10) +#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS (0x3 << 10) +#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_SHIFT 10 +#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_1000mV (0x0 << 8) +#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_750mV (0x1 << 8) +#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_500mV (0x2 << 8) +#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_250mV (0x3 << 8) +#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_SHIFT 8 +#define MII_VCT5_TX_PULSE_CTRL_MAX_AMP BIT(7) +#define MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV (0x6 << 0) + +/* For TDR measurements less than 11 meters, a short pulse should be + * used. + */ +#define TDR_SHORT_CABLE_LENGTH 11 + +#define MII_VCT7_PAIR_0_DISTANCE 0x10 +#define MII_VCT7_PAIR_1_DISTANCE 0x11 +#define MII_VCT7_PAIR_2_DISTANCE 0x12 +#define MII_VCT7_PAIR_3_DISTANCE 0x13 + +#define MII_VCT7_RESULTS 0x14 +#define MII_VCT7_RESULTS_PAIR3_MASK 0xf000 +#define MII_VCT7_RESULTS_PAIR2_MASK 0x0f00 +#define MII_VCT7_RESULTS_PAIR1_MASK 0x00f0 +#define MII_VCT7_RESULTS_PAIR0_MASK 0x000f +#define MII_VCT7_RESULTS_PAIR3_SHIFT 12 +#define MII_VCT7_RESULTS_PAIR2_SHIFT 8 +#define MII_VCT7_RESULTS_PAIR1_SHIFT 4 +#define MII_VCT7_RESULTS_PAIR0_SHIFT 0 +#define MII_VCT7_RESULTS_INVALID 0 +#define MII_VCT7_RESULTS_OK 1 +#define MII_VCT7_RESULTS_OPEN 2 +#define MII_VCT7_RESULTS_SAME_SHORT 3 +#define MII_VCT7_RESULTS_CROSS_SHORT 4 +#define MII_VCT7_RESULTS_BUSY 9 + +#define MII_VCT7_CTRL 0x15 +#define MII_VCT7_CTRL_RUN_NOW BIT(15) +#define MII_VCT7_CTRL_RUN_ANEG BIT(14) +#define MII_VCT7_CTRL_DISABLE_CROSS BIT(13) +#define MII_VCT7_CTRL_RUN_AFTER_BREAK_LINK BIT(12) +#define MII_VCT7_CTRL_IN_PROGRESS BIT(11) +#define MII_VCT7_CTRL_METERS BIT(10) +#define MII_VCT7_CTRL_CENTIMETERS 0 + +#define LPA_PAUSE_FIBER 0x180 +#define LPA_PAUSE_ASYM_FIBER 0x100 + +#define NB_FIBER_STATS 1 + +MODULE_DESCRIPTION("Marvell PHY driver"); +MODULE_AUTHOR("Andy Fleming"); +MODULE_LICENSE("GPL"); + +struct marvell_hw_stat { + const char *string; + u8 page; + u8 reg; + u8 bits; +}; + +static struct marvell_hw_stat marvell_hw_stats[] = { + { "phy_receive_errors_copper", 0, 21, 16}, + { "phy_idle_errors", 0, 10, 8 }, + { "phy_receive_errors_fiber", 1, 21, 16}, +}; + +struct marvell_priv { + u64 stats[ARRAY_SIZE(marvell_hw_stats)]; + char *hwmon_name; + struct device *hwmon_dev; + bool cable_test_tdr; + u32 first; + u32 last; + u32 step; + s8 pair; +}; + +static int marvell_read_page(struct phy_device *phydev) +{ + return __phy_read(phydev, MII_MARVELL_PHY_PAGE); +} + +static int marvell_write_page(struct phy_device *phydev, int page) +{ + return __phy_write(phydev, MII_MARVELL_PHY_PAGE, page); +} + +static int marvell_set_page(struct phy_device *phydev, int page) +{ + return phy_write(phydev, MII_MARVELL_PHY_PAGE, page); +} + +static int marvell_ack_interrupt(struct phy_device *phydev) +{ + int err; + + /* Clear the interrupts by reading the reg */ + err = phy_read(phydev, MII_M1011_IEVENT); + + if (err < 0) + return err; + + return 0; +} + +static int marvell_config_intr(struct phy_device *phydev) +{ + int err; + + if (phydev->interrupts == PHY_INTERRUPT_ENABLED) { + err = marvell_ack_interrupt(phydev); + if (err) + return err; + + err = phy_write(phydev, MII_M1011_IMASK, + MII_M1011_IMASK_INIT); + } else { + err = phy_write(phydev, MII_M1011_IMASK, + MII_M1011_IMASK_CLEAR); + if (err) + return err; + + err = marvell_ack_interrupt(phydev); + } + + return err; +} + +static irqreturn_t marvell_handle_interrupt(struct phy_device *phydev) +{ + int irq_status; + + irq_status = phy_read(phydev, MII_M1011_IEVENT); + if (irq_status < 0) { + phy_error(phydev); + return IRQ_NONE; + } + + if (!(irq_status & MII_M1011_IMASK_INIT)) + return IRQ_NONE; + + phy_trigger_machine(phydev); + + return IRQ_HANDLED; +} + +static int marvell_set_polarity(struct phy_device *phydev, int polarity) +{ + u16 val; + + switch (polarity) { + case ETH_TP_MDI: + val = MII_M1011_PHY_SCR_MDI; + break; + case ETH_TP_MDI_X: + val = MII_M1011_PHY_SCR_MDI_X; + break; + case ETH_TP_MDI_AUTO: + case ETH_TP_MDI_INVALID: + default: + val = MII_M1011_PHY_SCR_AUTO_CROSS; + break; + } + + return phy_modify_changed(phydev, MII_M1011_PHY_SCR, + MII_M1011_PHY_SCR_AUTO_CROSS, val); +} + +static int marvell_config_aneg(struct phy_device *phydev) +{ + int changed = 0; + int err; + + err = marvell_set_polarity(phydev, phydev->mdix_ctrl); + if (err < 0) + return err; + + changed = err; + + err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL, + MII_M1111_PHY_LED_DIRECT); + if (err < 0) + return err; + + err = genphy_config_aneg(phydev); + if (err < 0) + return err; + + if (phydev->autoneg != AUTONEG_ENABLE || changed) { + /* A write to speed/duplex bits (that is performed by + * genphy_config_aneg() call above) must be followed by + * a software reset. Otherwise, the write has no effect. + */ + err = genphy_soft_reset(phydev); + if (err < 0) + return err; + } + + return 0; +} + +static int m88e1101_config_aneg(struct phy_device *phydev) +{ + int err; + + /* This Marvell PHY has an errata which requires + * that certain registers get written in order + * to restart autonegotiation + */ + err = genphy_soft_reset(phydev); + if (err < 0) + return err; + + err = phy_write(phydev, 0x1d, 0x1f); + if (err < 0) + return err; + + err = phy_write(phydev, 0x1e, 0x200c); + if (err < 0) + return err; + + err = phy_write(phydev, 0x1d, 0x5); + if (err < 0) + return err; + + err = phy_write(phydev, 0x1e, 0); + if (err < 0) + return err; + + err = phy_write(phydev, 0x1e, 0x100); + if (err < 0) + return err; + + return marvell_config_aneg(phydev); +} + +#if IS_ENABLED(CONFIG_OF_MDIO) +/* Set and/or override some configuration registers based on the + * marvell,reg-init property stored in the of_node for the phydev. + * + * marvell,reg-init = ,...; + * + * There may be one or more sets of : + * + * reg-page: which register bank to use. + * reg: the register. + * mask: if non-zero, ANDed with existing register value. + * value: ORed with the masked value and written to the regiser. + * + */ +static int marvell_of_reg_init(struct phy_device *phydev) +{ + const __be32 *paddr; + int len, i, saved_page, current_page, ret = 0; + + if (!phydev->mdio.dev.of_node) + return 0; + + paddr = of_get_property(phydev->mdio.dev.of_node, + "marvell,reg-init", &len); + if (!paddr || len < (4 * sizeof(*paddr))) + return 0; + + saved_page = phy_save_page(phydev); + if (saved_page < 0) + goto err; + current_page = saved_page; + + len /= sizeof(*paddr); + for (i = 0; i < len - 3; i += 4) { + u16 page = be32_to_cpup(paddr + i); + u16 reg = be32_to_cpup(paddr + i + 1); + u16 mask = be32_to_cpup(paddr + i + 2); + u16 val_bits = be32_to_cpup(paddr + i + 3); + int val; + + if (page != current_page) { + current_page = page; + ret = marvell_write_page(phydev, page); + if (ret < 0) + goto err; + } + + val = 0; + if (mask) { + val = __phy_read(phydev, reg); + if (val < 0) { + ret = val; + goto err; + } + val &= mask; + } + val |= val_bits; + + ret = __phy_write(phydev, reg, val); + if (ret < 0) + goto err; + } +err: + return phy_restore_page(phydev, saved_page, ret); +} +#else +static int marvell_of_reg_init(struct phy_device *phydev) +{ + return 0; +} +#endif /* CONFIG_OF_MDIO */ + +static int m88e1121_config_aneg_rgmii_delays(struct phy_device *phydev) +{ + int mscr; + + if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) + mscr = MII_88E1121_PHY_MSCR_RX_DELAY | + MII_88E1121_PHY_MSCR_TX_DELAY; + else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) + mscr = MII_88E1121_PHY_MSCR_RX_DELAY; + else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) + mscr = MII_88E1121_PHY_MSCR_TX_DELAY; + else + mscr = 0; + + return phy_modify_paged_changed(phydev, MII_MARVELL_MSCR_PAGE, + MII_88E1121_PHY_MSCR_REG, + MII_88E1121_PHY_MSCR_DELAY_MASK, mscr); +} + +static int m88e1121_config_aneg(struct phy_device *phydev) +{ + int changed = 0; + int err = 0; + + if (phy_interface_is_rgmii(phydev)) { + err = m88e1121_config_aneg_rgmii_delays(phydev); + if (err < 0) + return err; + } + + changed = err; + + err = marvell_set_polarity(phydev, phydev->mdix_ctrl); + if (err < 0) + return err; + + changed |= err; + + err = genphy_config_aneg(phydev); + if (err < 0) + return err; + + if (phydev->autoneg != AUTONEG_ENABLE || changed) { + /* A software reset is used to ensure a "commit" of the + * changes is done. + */ + err = genphy_soft_reset(phydev); + if (err < 0) + return err; + } + + return 0; +} + +static int m88e1318_config_aneg(struct phy_device *phydev) +{ + int err; + + err = phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE, + MII_88E1318S_PHY_MSCR1_REG, + 0, MII_88E1318S_PHY_MSCR1_PAD_ODD); + if (err < 0) + return err; + + return m88e1121_config_aneg(phydev); +} + +/** + * linkmode_adv_to_fiber_adv_t + * @advertise: the linkmode advertisement settings + * + * A small helper function that translates linkmode advertisement + * settings to phy autonegotiation advertisements for the MII_ADV + * register for fiber link. + */ +static inline u32 linkmode_adv_to_fiber_adv_t(unsigned long *advertise) +{ + u32 result = 0; + + if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT, advertise)) + result |= ADVERTISE_1000XHALF; + if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, advertise)) + result |= ADVERTISE_1000XFULL; + + if (linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, advertise) && + linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise)) + result |= ADVERTISE_1000XPSE_ASYM; + else if (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise)) + result |= ADVERTISE_1000XPAUSE; + + return result; +} + +/** + * marvell_config_aneg_fiber - restart auto-negotiation or write BMCR + * @phydev: target phy_device struct + * + * Description: If auto-negotiation is enabled, we configure the + * advertising, and then restart auto-negotiation. If it is not + * enabled, then we write the BMCR. Adapted for fiber link in + * some Marvell's devices. + */ +static int marvell_config_aneg_fiber(struct phy_device *phydev) +{ + int changed = 0; + int err; + u16 adv; + + if (phydev->autoneg != AUTONEG_ENABLE) + return genphy_setup_forced(phydev); + + /* Only allow advertising what this PHY supports */ + linkmode_and(phydev->advertising, phydev->advertising, + phydev->supported); + + adv = linkmode_adv_to_fiber_adv_t(phydev->advertising); + + /* Setup fiber advertisement */ + err = phy_modify_changed(phydev, MII_ADVERTISE, + ADVERTISE_1000XHALF | ADVERTISE_1000XFULL | + ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM, + adv); + if (err < 0) + return err; + if (err > 0) + changed = 1; + + return genphy_check_and_restart_aneg(phydev, changed); +} + +static int m88e1111_config_aneg(struct phy_device *phydev) +{ + int extsr = phy_read(phydev, MII_M1111_PHY_EXT_SR); + int err; + + if (extsr < 0) + return extsr; + + /* If not using SGMII or copper 1000BaseX modes, use normal process. + * Steps below are only required for these modes. + */ + if (phydev->interface != PHY_INTERFACE_MODE_SGMII && + (extsr & MII_M1111_HWCFG_MODE_MASK) != + MII_M1111_HWCFG_MODE_COPPER_1000X_AN) + return marvell_config_aneg(phydev); + + err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); + if (err < 0) + goto error; + + /* Configure the copper link first */ + err = marvell_config_aneg(phydev); + if (err < 0) + goto error; + + /* Then the fiber link */ + err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE); + if (err < 0) + goto error; + + if (phydev->interface == PHY_INTERFACE_MODE_SGMII) + /* Do not touch the fiber advertisement if we're in copper->sgmii mode. + * Just ensure that SGMII-side autonegotiation is enabled. + * If we switched from some other mode to SGMII it may not be. + */ + err = genphy_check_and_restart_aneg(phydev, false); + else + err = marvell_config_aneg_fiber(phydev); + if (err < 0) + goto error; + + return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); + +error: + marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); + return err; +} + +static int m88e1510_config_aneg(struct phy_device *phydev) +{ + int err; + + err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); + if (err < 0) + goto error; + + /* Configure the copper link first */ + err = m88e1318_config_aneg(phydev); + if (err < 0) + goto error; + + /* Do not touch the fiber page if we're in copper->sgmii mode */ + if (phydev->interface == PHY_INTERFACE_MODE_SGMII) + return 0; + + /* Then the fiber link */ + err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE); + if (err < 0) + goto error; + + err = marvell_config_aneg_fiber(phydev); + if (err < 0) + goto error; + + return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); + +error: + marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); + return err; +} + +static void marvell_config_led(struct phy_device *phydev) +{ + u16 def_config; + int err; + + switch (MARVELL_PHY_FAMILY_ID(phydev->phy_id)) { + /* Default PHY LED config: LED[0] .. Link, LED[1] .. Activity */ + case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1121R): + case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1318S): + def_config = MII_88E1121_PHY_LED_DEF; + break; + /* Default PHY LED config: + * LED[0] .. 1000Mbps Link + * LED[1] .. 100Mbps Link + * LED[2] .. Blink, Activity + */ + case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1510): + if (phydev->dev_flags & MARVELL_PHY_LED0_LINK_LED1_ACTIVE) + def_config = MII_88E1510_PHY_LED0_LINK_LED1_ACTIVE; + else + def_config = MII_88E1510_PHY_LED_DEF; + break; + default: + return; + } + + err = phy_write_paged(phydev, MII_MARVELL_LED_PAGE, MII_PHY_LED_CTRL, + def_config); + if (err < 0) + phydev_warn(phydev, "Fail to config marvell phy LED.\n"); +} + +static int marvell_config_init(struct phy_device *phydev) +{ + /* Set default LED */ + marvell_config_led(phydev); + + /* Set registers from marvell,reg-init DT property */ + return marvell_of_reg_init(phydev); +} + +static int m88e3016_config_init(struct phy_device *phydev) +{ + int ret; + + /* Enable Scrambler and Auto-Crossover */ + ret = phy_modify(phydev, MII_88E3016_PHY_SPEC_CTRL, + MII_88E3016_DISABLE_SCRAMBLER, + MII_88E3016_AUTO_MDIX_CROSSOVER); + if (ret < 0) + return ret; + + return marvell_config_init(phydev); +} + +static int m88e1111_config_init_hwcfg_mode(struct phy_device *phydev, + u16 mode, + int fibre_copper_auto) +{ + if (fibre_copper_auto) + mode |= MII_M1111_HWCFG_FIBER_COPPER_AUTO; + + return phy_modify(phydev, MII_M1111_PHY_EXT_SR, + MII_M1111_HWCFG_MODE_MASK | + MII_M1111_HWCFG_FIBER_COPPER_AUTO | + MII_M1111_HWCFG_FIBER_COPPER_RES, + mode); +} + +static int m88e1111_config_init_rgmii_delays(struct phy_device *phydev) +{ + int delay; + + switch (phydev->interface) { + case PHY_INTERFACE_MODE_RGMII_ID: + delay = MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY; + break; + case PHY_INTERFACE_MODE_RGMII_RXID: + delay = MII_M1111_RGMII_RX_DELAY; + break; + case PHY_INTERFACE_MODE_RGMII_TXID: + delay = MII_M1111_RGMII_TX_DELAY; + break; + default: + delay = 0; + break; + } + + return phy_modify(phydev, MII_M1111_PHY_EXT_CR, + MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY, + delay); +} + +static int m88e1111_config_init_rgmii(struct phy_device *phydev) +{ + int temp; + int err; + + err = m88e1111_config_init_rgmii_delays(phydev); + if (err < 0) + return err; + + temp = phy_read(phydev, MII_M1111_PHY_EXT_SR); + if (temp < 0) + return temp; + + temp &= ~(MII_M1111_HWCFG_MODE_MASK); + + if (temp & MII_M1111_HWCFG_FIBER_COPPER_RES) + temp |= MII_M1111_HWCFG_MODE_FIBER_RGMII; + else + temp |= MII_M1111_HWCFG_MODE_COPPER_RGMII; + + return phy_write(phydev, MII_M1111_PHY_EXT_SR, temp); +} + +static int m88e1111_config_init_sgmii(struct phy_device *phydev) +{ + int err; + + err = m88e1111_config_init_hwcfg_mode( + phydev, + MII_M1111_HWCFG_MODE_SGMII_NO_CLK, + MII_M1111_HWCFG_FIBER_COPPER_AUTO); + if (err < 0) + return err; + + /* make sure copper is selected */ + return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); +} + +static int m88e1111_config_init_rtbi(struct phy_device *phydev) +{ + int err; + + err = m88e1111_config_init_rgmii_delays(phydev); + if (err < 0) + return err; + + err = m88e1111_config_init_hwcfg_mode( + phydev, + MII_M1111_HWCFG_MODE_RTBI, + MII_M1111_HWCFG_FIBER_COPPER_AUTO); + if (err < 0) + return err; + + /* soft reset */ + err = genphy_soft_reset(phydev); + if (err < 0) + return err; + + return m88e1111_config_init_hwcfg_mode( + phydev, + MII_M1111_HWCFG_MODE_RTBI, + MII_M1111_HWCFG_FIBER_COPPER_AUTO); +} + +static int m88e1111_config_init_1000basex(struct phy_device *phydev) +{ + int extsr = phy_read(phydev, MII_M1111_PHY_EXT_SR); + int err, mode; + + if (extsr < 0) + return extsr; + + /* If using copper mode, ensure 1000BaseX auto-negotiation is enabled */ + mode = extsr & MII_M1111_HWCFG_MODE_MASK; + if (mode == MII_M1111_HWCFG_MODE_COPPER_1000X_NOAN) { + err = phy_modify(phydev, MII_M1111_PHY_EXT_SR, + MII_M1111_HWCFG_MODE_MASK | + MII_M1111_HWCFG_SERIAL_AN_BYPASS, + MII_M1111_HWCFG_MODE_COPPER_1000X_AN | + MII_M1111_HWCFG_SERIAL_AN_BYPASS); + if (err < 0) + return err; + } + return 0; +} + +static int m88e1111_config_init(struct phy_device *phydev) +{ + int err; + + if (phy_interface_is_rgmii(phydev)) { + err = m88e1111_config_init_rgmii(phydev); + if (err < 0) + return err; + } + + if (phydev->interface == PHY_INTERFACE_MODE_SGMII) { + err = m88e1111_config_init_sgmii(phydev); + if (err < 0) + return err; + } + + if (phydev->interface == PHY_INTERFACE_MODE_RTBI) { + err = m88e1111_config_init_rtbi(phydev); + if (err < 0) + return err; + } + + if (phydev->interface == PHY_INTERFACE_MODE_1000BASEX) { + err = m88e1111_config_init_1000basex(phydev); + if (err < 0) + return err; + } + + err = marvell_of_reg_init(phydev); + if (err < 0) + return err; + + err = genphy_soft_reset(phydev); + if (err < 0) + return err; + + if (phydev->interface == PHY_INTERFACE_MODE_SGMII) { + /* If the HWCFG_MODE was changed from another mode (such as + * 1000BaseX) to SGMII, the state of the support bits may have + * also changed now that the PHY has been reset. + * Update the PHY abilities accordingly. + */ + err = genphy_read_abilities(phydev); + linkmode_or(phydev->advertising, phydev->advertising, + phydev->supported); + } + return err; +} + +static int m88e1111_get_downshift(struct phy_device *phydev, u8 *data) +{ + int val, cnt, enable; + + val = phy_read(phydev, MII_M1111_PHY_EXT_CR); + if (val < 0) + return val; + + enable = FIELD_GET(MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN, val); + cnt = FIELD_GET(MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK, val) + 1; + + *data = enable ? cnt : DOWNSHIFT_DEV_DISABLE; + + return 0; +} + +static int m88e1111_set_downshift(struct phy_device *phydev, u8 cnt) +{ + int val, err; + + if (cnt > MII_M1111_PHY_EXT_CR_DOWNSHIFT_MAX) + return -E2BIG; + + if (!cnt) { + err = phy_clear_bits(phydev, MII_M1111_PHY_EXT_CR, + MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN); + } else { + val = MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN; + val |= FIELD_PREP(MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK, cnt - 1); + + err = phy_modify(phydev, MII_M1111_PHY_EXT_CR, + MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN | + MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK, + val); + } + + if (err < 0) + return err; + + return genphy_soft_reset(phydev); +} + +static int m88e1111_get_tunable(struct phy_device *phydev, + struct ethtool_tunable *tuna, void *data) +{ + switch (tuna->id) { + case ETHTOOL_PHY_DOWNSHIFT: + return m88e1111_get_downshift(phydev, data); + default: + return -EOPNOTSUPP; + } +} + +static int m88e1111_set_tunable(struct phy_device *phydev, + struct ethtool_tunable *tuna, const void *data) +{ + switch (tuna->id) { + case ETHTOOL_PHY_DOWNSHIFT: + return m88e1111_set_downshift(phydev, *(const u8 *)data); + default: + return -EOPNOTSUPP; + } +} + +static int m88e1011_get_downshift(struct phy_device *phydev, u8 *data) +{ + int val, cnt, enable; + + val = phy_read(phydev, MII_M1011_PHY_SCR); + if (val < 0) + return val; + + enable = FIELD_GET(MII_M1011_PHY_SCR_DOWNSHIFT_EN, val); + cnt = FIELD_GET(MII_M1011_PHY_SCR_DOWNSHIFT_MASK, val) + 1; + + *data = enable ? cnt : DOWNSHIFT_DEV_DISABLE; + + return 0; +} + +static int m88e1011_set_downshift(struct phy_device *phydev, u8 cnt) +{ + int val, err; + + if (cnt > MII_M1011_PHY_SCR_DOWNSHIFT_MAX) + return -E2BIG; + + if (!cnt) { + err = phy_clear_bits(phydev, MII_M1011_PHY_SCR, + MII_M1011_PHY_SCR_DOWNSHIFT_EN); + } else { + val = MII_M1011_PHY_SCR_DOWNSHIFT_EN; + val |= FIELD_PREP(MII_M1011_PHY_SCR_DOWNSHIFT_MASK, cnt - 1); + + err = phy_modify(phydev, MII_M1011_PHY_SCR, + MII_M1011_PHY_SCR_DOWNSHIFT_EN | + MII_M1011_PHY_SCR_DOWNSHIFT_MASK, + val); + } + + if (err < 0) + return err; + + return genphy_soft_reset(phydev); +} + +static int m88e1011_get_tunable(struct phy_device *phydev, + struct ethtool_tunable *tuna, void *data) +{ + switch (tuna->id) { + case ETHTOOL_PHY_DOWNSHIFT: + return m88e1011_get_downshift(phydev, data); + default: + return -EOPNOTSUPP; + } +} + +static int m88e1011_set_tunable(struct phy_device *phydev, + struct ethtool_tunable *tuna, const void *data) +{ + switch (tuna->id) { + case ETHTOOL_PHY_DOWNSHIFT: + return m88e1011_set_downshift(phydev, *(const u8 *)data); + default: + return -EOPNOTSUPP; + } +} + +static int m88e1112_config_init(struct phy_device *phydev) +{ + int err; + + err = m88e1011_set_downshift(phydev, 3); + if (err < 0) + return err; + + return m88e1111_config_init(phydev); +} + +static int m88e1111gbe_config_init(struct phy_device *phydev) +{ + int err; + + err = m88e1111_set_downshift(phydev, 3); + if (err < 0) + return err; + + return m88e1111_config_init(phydev); +} + +static int marvell_1011gbe_config_init(struct phy_device *phydev) +{ + int err; + + err = m88e1011_set_downshift(phydev, 3); + if (err < 0) + return err; + + return marvell_config_init(phydev); +} +static int m88e1116r_config_init(struct phy_device *phydev) +{ + int err; + + err = genphy_soft_reset(phydev); + if (err < 0) + return err; + + msleep(500); + + err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); + if (err < 0) + return err; + + err = marvell_set_polarity(phydev, phydev->mdix_ctrl); + if (err < 0) + return err; + + err = m88e1011_set_downshift(phydev, 8); + if (err < 0) + return err; + + if (phy_interface_is_rgmii(phydev)) { + err = m88e1121_config_aneg_rgmii_delays(phydev); + if (err < 0) + return err; + } + + err = genphy_soft_reset(phydev); + if (err < 0) + return err; + + return marvell_config_init(phydev); +} + +static int m88e1318_config_init(struct phy_device *phydev) +{ + if (phy_interrupt_is_valid(phydev)) { + int err = phy_modify_paged( + phydev, MII_MARVELL_LED_PAGE, + MII_88E1318S_PHY_LED_TCR, + MII_88E1318S_PHY_LED_TCR_FORCE_INT, + MII_88E1318S_PHY_LED_TCR_INTn_ENABLE | + MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW); + if (err < 0) + return err; + } + + return marvell_config_init(phydev); +} + +static int m88e1510_config_init(struct phy_device *phydev) +{ + static const struct { + u16 reg17, reg16; + } errata_vals[] = { + { 0x214b, 0x2144 }, + { 0x0c28, 0x2146 }, + { 0xb233, 0x214d }, + { 0xcc0c, 0x2159 }, + }; + int err; + int i; + + /* As per Marvell Release Notes - Alaska 88E1510/88E1518/88E1512/ + * 88E1514 Rev A0, Errata Section 5.1: + * If EEE is intended to be used, the following register writes + * must be done once after every hardware reset. + */ + err = marvell_set_page(phydev, 0x00FF); + if (err < 0) + return err; + + for (i = 0; i < ARRAY_SIZE(errata_vals); ++i) { + err = phy_write(phydev, 17, errata_vals[i].reg17); + if (err) + return err; + err = phy_write(phydev, 16, errata_vals[i].reg16); + if (err) + return err; + } + + err = marvell_set_page(phydev, 0x00FB); + if (err < 0) + return err; + err = phy_write(phydev, 07, 0xC00D); + if (err < 0) + return err; + err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); + if (err < 0) + return err; + + /* SGMII-to-Copper mode initialization */ + if (phydev->interface == PHY_INTERFACE_MODE_SGMII) { + /* Select page 18 */ + err = marvell_set_page(phydev, 18); + if (err < 0) + return err; + + /* In reg 20, write MODE[2:0] = 0x1 (SGMII to Copper) */ + err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1, + MII_88E1510_GEN_CTRL_REG_1_MODE_MASK, + MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII); + if (err < 0) + return err; + + /* PHY reset is necessary after changing MODE[2:0] */ + err = phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1, + MII_88E1510_GEN_CTRL_REG_1_RESET); + if (err < 0) + return err; + + /* Reset page selection */ + err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); + if (err < 0) + return err; + } + err = m88e1011_set_downshift(phydev, 3); + if (err < 0) + return err; + + return m88e1318_config_init(phydev); +} + +static int m88e1118_config_aneg(struct phy_device *phydev) +{ + int err; + + err = marvell_set_polarity(phydev, phydev->mdix_ctrl); + if (err < 0) + return err; + + err = genphy_config_aneg(phydev); + if (err < 0) + return err; + + return genphy_soft_reset(phydev); +} + +static int m88e1118_config_init(struct phy_device *phydev) +{ + u16 leds; + int err; + + /* Enable 1000 Mbit */ + err = phy_write_paged(phydev, MII_MARVELL_MSCR_PAGE, + MII_88E1121_PHY_MSCR_REG, 0x1070); + if (err < 0) + return err; + + if (phy_interface_is_rgmii(phydev)) { + err = m88e1121_config_aneg_rgmii_delays(phydev); + if (err < 0) + return err; + } + + /* Adjust LED Control */ + if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS) + leds = 0x1100; + else + leds = 0x021e; + + err = phy_write_paged(phydev, MII_MARVELL_LED_PAGE, 0x10, leds); + if (err < 0) + return err; + + err = marvell_of_reg_init(phydev); + if (err < 0) + return err; + + /* Reset page register */ + err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); + if (err < 0) + return err; + + return genphy_soft_reset(phydev); +} + +static int m88e1149_config_init(struct phy_device *phydev) +{ + int err; + + /* Change address */ + err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE); + if (err < 0) + return err; + + /* Enable 1000 Mbit */ + err = phy_write(phydev, 0x15, 0x1048); + if (err < 0) + return err; + + err = marvell_of_reg_init(phydev); + if (err < 0) + return err; + + /* Reset address */ + err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); + if (err < 0) + return err; + + return genphy_soft_reset(phydev); +} + +static int m88e1145_config_init_rgmii(struct phy_device *phydev) +{ + int err; + + err = m88e1111_config_init_rgmii_delays(phydev); + if (err < 0) + return err; + + if (phydev->dev_flags & MARVELL_PHY_M1145_FLAGS_RESISTANCE) { + err = phy_write(phydev, 0x1d, 0x0012); + if (err < 0) + return err; + + err = phy_modify(phydev, 0x1e, 0x0fc0, + 2 << 9 | /* 36 ohm */ + 2 << 6); /* 39 ohm */ + if (err < 0) + return err; + + err = phy_write(phydev, 0x1d, 0x3); + if (err < 0) + return err; + + err = phy_write(phydev, 0x1e, 0x8000); + } + return err; +} + +static int m88e1145_config_init_sgmii(struct phy_device *phydev) +{ + return m88e1111_config_init_hwcfg_mode( + phydev, MII_M1111_HWCFG_MODE_SGMII_NO_CLK, + MII_M1111_HWCFG_FIBER_COPPER_AUTO); +} + +static int m88e1145_config_init(struct phy_device *phydev) +{ + int err; + + /* Take care of errata E0 & E1 */ + err = phy_write(phydev, 0x1d, 0x001b); + if (err < 0) + return err; + + err = phy_write(phydev, 0x1e, 0x418f); + if (err < 0) + return err; + + err = phy_write(phydev, 0x1d, 0x0016); + if (err < 0) + return err; + + err = phy_write(phydev, 0x1e, 0xa2da); + if (err < 0) + return err; + + if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) { + err = m88e1145_config_init_rgmii(phydev); + if (err < 0) + return err; + } + + if (phydev->interface == PHY_INTERFACE_MODE_SGMII) { + err = m88e1145_config_init_sgmii(phydev); + if (err < 0) + return err; + } + err = m88e1111_set_downshift(phydev, 3); + if (err < 0) + return err; + + err = marvell_of_reg_init(phydev); + if (err < 0) + return err; + + return 0; +} + +static int m88e1540_get_fld(struct phy_device *phydev, u8 *msecs) +{ + int val; + + val = phy_read(phydev, MII_88E1540_COPPER_CTRL3); + if (val < 0) + return val; + + if (!(val & MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN)) { + *msecs = ETHTOOL_PHY_FAST_LINK_DOWN_OFF; + return 0; + } + + val = FIELD_GET(MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val); + + switch (val) { + case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS: + *msecs = 0; + break; + case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS: + *msecs = 10; + break; + case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS: + *msecs = 20; + break; + case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS: + *msecs = 40; + break; + default: + return -EINVAL; + } + + return 0; +} + +static int m88e1540_set_fld(struct phy_device *phydev, const u8 *msecs) +{ + struct ethtool_eee eee; + int val, ret; + + if (*msecs == ETHTOOL_PHY_FAST_LINK_DOWN_OFF) + return phy_clear_bits(phydev, MII_88E1540_COPPER_CTRL3, + MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN); + + /* According to the Marvell data sheet EEE must be disabled for + * Fast Link Down detection to work properly + */ + ret = phy_ethtool_get_eee(phydev, &eee); + if (!ret && eee.eee_enabled) { + phydev_warn(phydev, "Fast Link Down detection requires EEE to be disabled!\n"); + return -EBUSY; + } + + if (*msecs <= 5) + val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS; + else if (*msecs <= 15) + val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS; + else if (*msecs <= 30) + val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS; + else + val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS; + + val = FIELD_PREP(MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val); + + ret = phy_modify(phydev, MII_88E1540_COPPER_CTRL3, + MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val); + if (ret) + return ret; + + return phy_set_bits(phydev, MII_88E1540_COPPER_CTRL3, + MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN); +} + +static int m88e1540_get_tunable(struct phy_device *phydev, + struct ethtool_tunable *tuna, void *data) +{ + switch (tuna->id) { + case ETHTOOL_PHY_FAST_LINK_DOWN: + return m88e1540_get_fld(phydev, data); + case ETHTOOL_PHY_DOWNSHIFT: + return m88e1011_get_downshift(phydev, data); + default: + return -EOPNOTSUPP; + } +} + +static int m88e1540_set_tunable(struct phy_device *phydev, + struct ethtool_tunable *tuna, const void *data) +{ + switch (tuna->id) { + case ETHTOOL_PHY_FAST_LINK_DOWN: + return m88e1540_set_fld(phydev, data); + case ETHTOOL_PHY_DOWNSHIFT: + return m88e1011_set_downshift(phydev, *(const u8 *)data); + default: + return -EOPNOTSUPP; + } +} + +/* The VOD can be out of specification on link up. Poke an + * undocumented register, in an undocumented page, with a magic value + * to fix this. + */ +static int m88e6390_errata(struct phy_device *phydev) +{ + int err; + + err = phy_write(phydev, MII_BMCR, + BMCR_ANENABLE | BMCR_SPEED1000 | BMCR_FULLDPLX); + if (err) + return err; + + usleep_range(300, 400); + + err = phy_write_paged(phydev, 0xf8, 0x08, 0x36); + if (err) + return err; + + return genphy_soft_reset(phydev); +} + +static int m88e6390_config_aneg(struct phy_device *phydev) +{ + int err; + + err = m88e6390_errata(phydev); + if (err) + return err; + + return m88e1510_config_aneg(phydev); +} + +/** + * fiber_lpa_mod_linkmode_lpa_t + * @advertising: the linkmode advertisement settings + * @lpa: value of the MII_LPA register for fiber link + * + * A small helper function that translates MII_LPA bits to linkmode LP + * advertisement settings. Other bits in advertising are left + * unchanged. + */ +static void fiber_lpa_mod_linkmode_lpa_t(unsigned long *advertising, u32 lpa) +{ + linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT, + advertising, lpa & LPA_1000XHALF); + + linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, + advertising, lpa & LPA_1000XFULL); +} + +static int marvell_read_status_page_an(struct phy_device *phydev, + int fiber, int status) +{ + int lpa; + int err; + + if (!(status & MII_M1011_PHY_STATUS_RESOLVED)) { + phydev->link = 0; + return 0; + } + + if (status & MII_M1011_PHY_STATUS_FULLDUPLEX) + phydev->duplex = DUPLEX_FULL; + else + phydev->duplex = DUPLEX_HALF; + + switch (status & MII_M1011_PHY_STATUS_SPD_MASK) { + case MII_M1011_PHY_STATUS_1000: + phydev->speed = SPEED_1000; + break; + + case MII_M1011_PHY_STATUS_100: + phydev->speed = SPEED_100; + break; + + default: + phydev->speed = SPEED_10; + break; + } + + if (!fiber) { + err = genphy_read_lpa(phydev); + if (err < 0) + return err; + + phy_resolve_aneg_pause(phydev); + } else { + lpa = phy_read(phydev, MII_LPA); + if (lpa < 0) + return lpa; + + /* The fiber link is only 1000M capable */ + fiber_lpa_mod_linkmode_lpa_t(phydev->lp_advertising, lpa); + + if (phydev->duplex == DUPLEX_FULL) { + if (!(lpa & LPA_PAUSE_FIBER)) { + phydev->pause = 0; + phydev->asym_pause = 0; + } else if ((lpa & LPA_PAUSE_ASYM_FIBER)) { + phydev->pause = 1; + phydev->asym_pause = 1; + } else { + phydev->pause = 1; + phydev->asym_pause = 0; + } + } + } + + return 0; +} + +/* marvell_read_status_page + * + * Description: + * Check the link, then figure out the current state + * by comparing what we advertise with what the link partner + * advertises. Start by checking the gigabit possibilities, + * then move on to 10/100. + */ +static int marvell_read_status_page(struct phy_device *phydev, int page) +{ + int status; + int fiber; + int err; + + status = phy_read(phydev, MII_M1011_PHY_STATUS); + if (status < 0) + return status; + + /* Use the generic register for copper link status, + * and the PHY status register for fiber link status. + */ + if (page == MII_MARVELL_FIBER_PAGE) { + phydev->link = !!(status & MII_M1011_PHY_STATUS_LINK); + } else { + err = genphy_update_link(phydev); + if (err) + return err; + } + + if (page == MII_MARVELL_FIBER_PAGE) + fiber = 1; + else + fiber = 0; + + linkmode_zero(phydev->lp_advertising); + phydev->pause = 0; + phydev->asym_pause = 0; + phydev->speed = SPEED_UNKNOWN; + phydev->duplex = DUPLEX_UNKNOWN; + phydev->port = fiber ? PORT_FIBRE : PORT_TP; + + if (phydev->autoneg == AUTONEG_ENABLE) + err = marvell_read_status_page_an(phydev, fiber, status); + else + err = genphy_read_status_fixed(phydev); + + return err; +} + +/* marvell_read_status + * + * Some Marvell's phys have two modes: fiber and copper. + * Both need status checked. + * Description: + * First, check the fiber link and status. + * If the fiber link is down, check the copper link and status which + * will be the default value if both link are down. + */ +static int marvell_read_status(struct phy_device *phydev) +{ + int err; + + /* Check the fiber mode first */ + if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, + phydev->supported) && + phydev->interface != PHY_INTERFACE_MODE_SGMII) { + err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE); + if (err < 0) + goto error; + + err = marvell_read_status_page(phydev, MII_MARVELL_FIBER_PAGE); + if (err < 0) + goto error; + + /* If the fiber link is up, it is the selected and + * used link. In this case, we need to stay in the + * fiber page. Please to be careful about that, avoid + * to restore Copper page in other functions which + * could break the behaviour for some fiber phy like + * 88E1512. + */ + if (phydev->link) + return 0; + + /* If fiber link is down, check and save copper mode state */ + err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); + if (err < 0) + goto error; + } + + return marvell_read_status_page(phydev, MII_MARVELL_COPPER_PAGE); + +error: + marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); + return err; +} + +/* marvell_suspend + * + * Some Marvell's phys have two modes: fiber and copper. + * Both need to be suspended + */ +static int marvell_suspend(struct phy_device *phydev) +{ + int err; + + /* Suspend the fiber mode first */ + if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, + phydev->supported)) { + err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE); + if (err < 0) + goto error; + + /* With the page set, use the generic suspend */ + err = genphy_suspend(phydev); + if (err < 0) + goto error; + + /* Then, the copper link */ + err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); + if (err < 0) + goto error; + } + + /* With the page set, use the generic suspend */ + return genphy_suspend(phydev); + +error: + marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); + return err; +} + +/* marvell_resume + * + * Some Marvell's phys have two modes: fiber and copper. + * Both need to be resumed + */ +static int marvell_resume(struct phy_device *phydev) +{ + int err; + + /* Resume the fiber mode first */ + if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, + phydev->supported)) { + err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE); + if (err < 0) + goto error; + + /* With the page set, use the generic resume */ + err = genphy_resume(phydev); + if (err < 0) + goto error; + + /* Then, the copper link */ + err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); + if (err < 0) + goto error; + } + + /* With the page set, use the generic resume */ + return genphy_resume(phydev); + +error: + marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE); + return err; +} + +static int marvell_aneg_done(struct phy_device *phydev) +{ + int retval = phy_read(phydev, MII_M1011_PHY_STATUS); + + return (retval < 0) ? retval : (retval & MII_M1011_PHY_STATUS_RESOLVED); +} + +static void m88e1318_get_wol(struct phy_device *phydev, + struct ethtool_wolinfo *wol) +{ + int ret; + + wol->supported = WAKE_MAGIC | WAKE_PHY; + wol->wolopts = 0; + + ret = phy_read_paged(phydev, MII_MARVELL_WOL_PAGE, + MII_88E1318S_PHY_WOL_CTRL); + if (ret < 0) + return; + + if (ret & MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE) + wol->wolopts |= WAKE_MAGIC; + + if (ret & MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE) + wol->wolopts |= WAKE_PHY; +} + +static int m88e1318_set_wol(struct phy_device *phydev, + struct ethtool_wolinfo *wol) +{ + int err = 0, oldpage; + + oldpage = phy_save_page(phydev); + if (oldpage < 0) + goto error; + + if (wol->wolopts & (WAKE_MAGIC | WAKE_PHY)) { + /* Explicitly switch to page 0x00, just to be sure */ + err = marvell_write_page(phydev, MII_MARVELL_COPPER_PAGE); + if (err < 0) + goto error; + + /* If WOL event happened once, the LED[2] interrupt pin + * will not be cleared unless we reading the interrupt status + * register. If interrupts are in use, the normal interrupt + * handling will clear the WOL event. Clear the WOL event + * before enabling it if !phy_interrupt_is_valid() + */ + if (!phy_interrupt_is_valid(phydev)) + __phy_read(phydev, MII_M1011_IEVENT); + + /* Enable the WOL interrupt */ + err = __phy_set_bits(phydev, MII_88E1318S_PHY_CSIER, + MII_88E1318S_PHY_CSIER_WOL_EIE); + if (err < 0) + goto error; + + err = marvell_write_page(phydev, MII_MARVELL_LED_PAGE); + if (err < 0) + goto error; + + /* Setup LED[2] as interrupt pin (active low) */ + err = __phy_modify(phydev, MII_88E1318S_PHY_LED_TCR, + MII_88E1318S_PHY_LED_TCR_FORCE_INT, + MII_88E1318S_PHY_LED_TCR_INTn_ENABLE | + MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW); + if (err < 0) + goto error; + } + + if (wol->wolopts & WAKE_MAGIC) { + err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE); + if (err < 0) + goto error; + + /* Store the device address for the magic packet */ + err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD2, + ((phydev->attached_dev->dev_addr[5] << 8) | + phydev->attached_dev->dev_addr[4])); + if (err < 0) + goto error; + err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD1, + ((phydev->attached_dev->dev_addr[3] << 8) | + phydev->attached_dev->dev_addr[2])); + if (err < 0) + goto error; + err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD0, + ((phydev->attached_dev->dev_addr[1] << 8) | + phydev->attached_dev->dev_addr[0])); + if (err < 0) + goto error; + + /* Clear WOL status and enable magic packet matching */ + err = __phy_set_bits(phydev, MII_88E1318S_PHY_WOL_CTRL, + MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS | + MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE); + if (err < 0) + goto error; + } else { + err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE); + if (err < 0) + goto error; + + /* Clear WOL status and disable magic packet matching */ + err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, + MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE, + MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS); + if (err < 0) + goto error; + } + + if (wol->wolopts & WAKE_PHY) { + err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE); + if (err < 0) + goto error; + + /* Clear WOL status and enable link up event */ + err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, 0, + MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS | + MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE); + if (err < 0) + goto error; + } else { + err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE); + if (err < 0) + goto error; + + /* Clear WOL status and disable link up event */ + err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, + MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE, + MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS); + if (err < 0) + goto error; + } + +error: + return phy_restore_page(phydev, oldpage, err); +} + +static int marvell_get_sset_count(struct phy_device *phydev) +{ + if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, + phydev->supported)) + return ARRAY_SIZE(marvell_hw_stats); + else + return ARRAY_SIZE(marvell_hw_stats) - NB_FIBER_STATS; +} + +static void marvell_get_strings(struct phy_device *phydev, u8 *data) +{ + int count = marvell_get_sset_count(phydev); + int i; + + for (i = 0; i < count; i++) { + strscpy(data + i * ETH_GSTRING_LEN, + marvell_hw_stats[i].string, ETH_GSTRING_LEN); + } +} + +static u64 marvell_get_stat(struct phy_device *phydev, int i) +{ + struct marvell_hw_stat stat = marvell_hw_stats[i]; + struct marvell_priv *priv = phydev->priv; + int val; + u64 ret; + + val = phy_read_paged(phydev, stat.page, stat.reg); + if (val < 0) { + ret = U64_MAX; + } else { + val = val & ((1 << stat.bits) - 1); + priv->stats[i] += val; + ret = priv->stats[i]; + } + + return ret; +} + +static void marvell_get_stats(struct phy_device *phydev, + struct ethtool_stats *stats, u64 *data) +{ + int count = marvell_get_sset_count(phydev); + int i; + + for (i = 0; i < count; i++) + data[i] = marvell_get_stat(phydev, i); +} + +static int m88e1510_loopback(struct phy_device *phydev, bool enable) +{ + int err; + + if (enable) { + u16 bmcr_ctl, mscr2_ctl = 0; + + bmcr_ctl = mii_bmcr_encode_fixed(phydev->speed, phydev->duplex); + + err = phy_write(phydev, MII_BMCR, bmcr_ctl); + if (err < 0) + return err; + + if (phydev->speed == SPEED_1000) + mscr2_ctl = BMCR_SPEED1000; + else if (phydev->speed == SPEED_100) + mscr2_ctl = BMCR_SPEED100; + + err = phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE, + MII_88E1510_MSCR_2, BMCR_SPEED1000 | + BMCR_SPEED100, mscr2_ctl); + if (err < 0) + return err; + + /* Need soft reset to have speed configuration takes effect */ + err = genphy_soft_reset(phydev); + if (err < 0) + return err; + + err = phy_modify(phydev, MII_BMCR, BMCR_LOOPBACK, + BMCR_LOOPBACK); + + if (!err) { + /* It takes some time for PHY device to switch + * into/out-of loopback mode. + */ + msleep(1000); + } + return err; + } else { + err = phy_modify(phydev, MII_BMCR, BMCR_LOOPBACK, 0); + if (err < 0) + return err; + + return phy_config_aneg(phydev); + } +} + +static int marvell_vct5_wait_complete(struct phy_device *phydev) +{ + int i; + int val; + + for (i = 0; i < 32; i++) { + val = __phy_read(phydev, MII_VCT5_CTRL); + if (val < 0) + return val; + + if (val & MII_VCT5_CTRL_COMPLETE) + return 0; + } + + phydev_err(phydev, "Timeout while waiting for cable test to finish\n"); + return -ETIMEDOUT; +} + +static int marvell_vct5_amplitude(struct phy_device *phydev, int pair) +{ + int amplitude; + int val; + int reg; + + reg = MII_VCT5_TX_RX_MDI0_COUPLING + pair; + val = __phy_read(phydev, reg); + + if (val < 0) + return 0; + + amplitude = (val & MII_VCT5_TX_RX_AMPLITUDE_MASK) >> + MII_VCT5_TX_RX_AMPLITUDE_SHIFT; + + if (!(val & MII_VCT5_TX_RX_COUPLING_POSITIVE_REFLECTION)) + amplitude = -amplitude; + + return 1000 * amplitude / 128; +} + +static u32 marvell_vct5_distance2cm(int distance) +{ + return distance * 805 / 10; +} + +static u32 marvell_vct5_cm2distance(int cm) +{ + return cm * 10 / 805; +} + +static int marvell_vct5_amplitude_distance(struct phy_device *phydev, + int distance, int pair) +{ + u16 reg; + int err; + int mV; + int i; + + err = __phy_write(phydev, MII_VCT5_SAMPLE_POINT_DISTANCE, + distance); + if (err) + return err; + + reg = MII_VCT5_CTRL_ENABLE | + MII_VCT5_CTRL_TX_SAME_CHANNEL | + MII_VCT5_CTRL_SAMPLES_DEFAULT | + MII_VCT5_CTRL_SAMPLE_POINT | + MII_VCT5_CTRL_PEEK_HYST_DEFAULT; + err = __phy_write(phydev, MII_VCT5_CTRL, reg); + if (err) + return err; + + err = marvell_vct5_wait_complete(phydev); + if (err) + return err; + + for (i = 0; i < 4; i++) { + if (pair != PHY_PAIR_ALL && i != pair) + continue; + + mV = marvell_vct5_amplitude(phydev, i); + ethnl_cable_test_amplitude(phydev, i, mV); + } + + return 0; +} + +static int marvell_vct5_amplitude_graph(struct phy_device *phydev) +{ + struct marvell_priv *priv = phydev->priv; + int distance; + u16 width; + int page; + int err; + u16 reg; + + if (priv->first <= TDR_SHORT_CABLE_LENGTH) + width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS; + else + width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS; + + reg = MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV | + MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN | + MII_VCT5_TX_PULSE_CTRL_MAX_AMP | width; + + err = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE, + MII_VCT5_TX_PULSE_CTRL, reg); + if (err) + return err; + + /* Reading the TDR data is very MDIO heavy. We need to optimize + * access to keep the time to a minimum. So lock the bus once, + * and don't release it until complete. We can then avoid having + * to change the page for every access, greatly speeding things + * up. + */ + page = phy_select_page(phydev, MII_MARVELL_VCT5_PAGE); + if (page < 0) + goto restore_page; + + for (distance = priv->first; + distance <= priv->last; + distance += priv->step) { + err = marvell_vct5_amplitude_distance(phydev, distance, + priv->pair); + if (err) + goto restore_page; + + if (distance > TDR_SHORT_CABLE_LENGTH && + width == MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS) { + width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS; + reg = MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV | + MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN | + MII_VCT5_TX_PULSE_CTRL_MAX_AMP | width; + err = __phy_write(phydev, MII_VCT5_TX_PULSE_CTRL, reg); + if (err) + goto restore_page; + } + } + +restore_page: + return phy_restore_page(phydev, page, err); +} + +static int marvell_cable_test_start_common(struct phy_device *phydev) +{ + int bmcr, bmsr, ret; + + /* If auto-negotiation is enabled, but not complete, the cable + * test never completes. So disable auto-neg. + */ + bmcr = phy_read(phydev, MII_BMCR); + if (bmcr < 0) + return bmcr; + + bmsr = phy_read(phydev, MII_BMSR); + + if (bmsr < 0) + return bmsr; + + if (bmcr & BMCR_ANENABLE) { + ret = phy_clear_bits(phydev, MII_BMCR, BMCR_ANENABLE); + if (ret < 0) + return ret; + ret = genphy_soft_reset(phydev); + if (ret < 0) + return ret; + } + + /* If the link is up, allow it some time to go down */ + if (bmsr & BMSR_LSTATUS) + msleep(1500); + + return 0; +} + +static int marvell_vct7_cable_test_start(struct phy_device *phydev) +{ + struct marvell_priv *priv = phydev->priv; + int ret; + + ret = marvell_cable_test_start_common(phydev); + if (ret) + return ret; + + priv->cable_test_tdr = false; + + /* Reset the VCT5 API control to defaults, otherwise + * VCT7 does not work correctly. + */ + ret = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE, + MII_VCT5_CTRL, + MII_VCT5_CTRL_TX_SAME_CHANNEL | + MII_VCT5_CTRL_SAMPLES_DEFAULT | + MII_VCT5_CTRL_MODE_MAXIMUM_PEEK | + MII_VCT5_CTRL_PEEK_HYST_DEFAULT); + if (ret) + return ret; + + ret = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE, + MII_VCT5_SAMPLE_POINT_DISTANCE, 0); + if (ret) + return ret; + + return phy_write_paged(phydev, MII_MARVELL_VCT7_PAGE, + MII_VCT7_CTRL, + MII_VCT7_CTRL_RUN_NOW | + MII_VCT7_CTRL_CENTIMETERS); +} + +static int marvell_vct5_cable_test_tdr_start(struct phy_device *phydev, + const struct phy_tdr_config *cfg) +{ + struct marvell_priv *priv = phydev->priv; + int ret; + + priv->cable_test_tdr = true; + priv->first = marvell_vct5_cm2distance(cfg->first); + priv->last = marvell_vct5_cm2distance(cfg->last); + priv->step = marvell_vct5_cm2distance(cfg->step); + priv->pair = cfg->pair; + + if (priv->first > MII_VCT5_SAMPLE_POINT_DISTANCE_MAX) + return -EINVAL; + + if (priv->last > MII_VCT5_SAMPLE_POINT_DISTANCE_MAX) + return -EINVAL; + + /* Disable VCT7 */ + ret = phy_write_paged(phydev, MII_MARVELL_VCT7_PAGE, + MII_VCT7_CTRL, 0); + if (ret) + return ret; + + ret = marvell_cable_test_start_common(phydev); + if (ret) + return ret; + + ret = ethnl_cable_test_pulse(phydev, 1000); + if (ret) + return ret; + + return ethnl_cable_test_step(phydev, + marvell_vct5_distance2cm(priv->first), + marvell_vct5_distance2cm(priv->last), + marvell_vct5_distance2cm(priv->step)); +} + +static int marvell_vct7_distance_to_length(int distance, bool meter) +{ + if (meter) + distance *= 100; + + return distance; +} + +static bool marvell_vct7_distance_valid(int result) +{ + switch (result) { + case MII_VCT7_RESULTS_OPEN: + case MII_VCT7_RESULTS_SAME_SHORT: + case MII_VCT7_RESULTS_CROSS_SHORT: + return true; + } + return false; +} + +static int marvell_vct7_report_length(struct phy_device *phydev, + int pair, bool meter) +{ + int length; + int ret; + + ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE, + MII_VCT7_PAIR_0_DISTANCE + pair); + if (ret < 0) + return ret; + + length = marvell_vct7_distance_to_length(ret, meter); + + ethnl_cable_test_fault_length(phydev, pair, length); + + return 0; +} + +static int marvell_vct7_cable_test_report_trans(int result) +{ + switch (result) { + case MII_VCT7_RESULTS_OK: + return ETHTOOL_A_CABLE_RESULT_CODE_OK; + case MII_VCT7_RESULTS_OPEN: + return ETHTOOL_A_CABLE_RESULT_CODE_OPEN; + case MII_VCT7_RESULTS_SAME_SHORT: + return ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT; + case MII_VCT7_RESULTS_CROSS_SHORT: + return ETHTOOL_A_CABLE_RESULT_CODE_CROSS_SHORT; + default: + return ETHTOOL_A_CABLE_RESULT_CODE_UNSPEC; + } +} + +static int marvell_vct7_cable_test_report(struct phy_device *phydev) +{ + int pair0, pair1, pair2, pair3; + bool meter; + int ret; + + ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE, + MII_VCT7_RESULTS); + if (ret < 0) + return ret; + + pair3 = (ret & MII_VCT7_RESULTS_PAIR3_MASK) >> + MII_VCT7_RESULTS_PAIR3_SHIFT; + pair2 = (ret & MII_VCT7_RESULTS_PAIR2_MASK) >> + MII_VCT7_RESULTS_PAIR2_SHIFT; + pair1 = (ret & MII_VCT7_RESULTS_PAIR1_MASK) >> + MII_VCT7_RESULTS_PAIR1_SHIFT; + pair0 = (ret & MII_VCT7_RESULTS_PAIR0_MASK) >> + MII_VCT7_RESULTS_PAIR0_SHIFT; + + ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_A, + marvell_vct7_cable_test_report_trans(pair0)); + ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_B, + marvell_vct7_cable_test_report_trans(pair1)); + ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_C, + marvell_vct7_cable_test_report_trans(pair2)); + ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_D, + marvell_vct7_cable_test_report_trans(pair3)); + + ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE, MII_VCT7_CTRL); + if (ret < 0) + return ret; + + meter = ret & MII_VCT7_CTRL_METERS; + + if (marvell_vct7_distance_valid(pair0)) + marvell_vct7_report_length(phydev, 0, meter); + if (marvell_vct7_distance_valid(pair1)) + marvell_vct7_report_length(phydev, 1, meter); + if (marvell_vct7_distance_valid(pair2)) + marvell_vct7_report_length(phydev, 2, meter); + if (marvell_vct7_distance_valid(pair3)) + marvell_vct7_report_length(phydev, 3, meter); + + return 0; +} + +static int marvell_vct7_cable_test_get_status(struct phy_device *phydev, + bool *finished) +{ + struct marvell_priv *priv = phydev->priv; + int ret; + + if (priv->cable_test_tdr) { + ret = marvell_vct5_amplitude_graph(phydev); + *finished = true; + return ret; + } + + *finished = false; + + ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE, + MII_VCT7_CTRL); + + if (ret < 0) + return ret; + + if (!(ret & MII_VCT7_CTRL_IN_PROGRESS)) { + *finished = true; + + return marvell_vct7_cable_test_report(phydev); + } + + return 0; +} + +#ifdef CONFIG_HWMON +struct marvell_hwmon_ops { + int (*config)(struct phy_device *phydev); + int (*get_temp)(struct phy_device *phydev, long *temp); + int (*get_temp_critical)(struct phy_device *phydev, long *temp); + int (*set_temp_critical)(struct phy_device *phydev, long temp); + int (*get_temp_alarm)(struct phy_device *phydev, long *alarm); +}; + +static const struct marvell_hwmon_ops * +to_marvell_hwmon_ops(const struct phy_device *phydev) +{ + return phydev->drv->driver_data; +} + +static int m88e1121_get_temp(struct phy_device *phydev, long *temp) +{ + int oldpage; + int ret = 0; + int val; + + *temp = 0; + + oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE); + if (oldpage < 0) + goto error; + + /* Enable temperature sensor */ + ret = __phy_read(phydev, MII_88E1121_MISC_TEST); + if (ret < 0) + goto error; + + ret = __phy_write(phydev, MII_88E1121_MISC_TEST, + ret | MII_88E1121_MISC_TEST_TEMP_SENSOR_EN); + if (ret < 0) + goto error; + + /* Wait for temperature to stabilize */ + usleep_range(10000, 12000); + + val = __phy_read(phydev, MII_88E1121_MISC_TEST); + if (val < 0) { + ret = val; + goto error; + } + + /* Disable temperature sensor */ + ret = __phy_write(phydev, MII_88E1121_MISC_TEST, + ret & ~MII_88E1121_MISC_TEST_TEMP_SENSOR_EN); + if (ret < 0) + goto error; + + *temp = ((val & MII_88E1121_MISC_TEST_TEMP_MASK) - 5) * 5000; + +error: + return phy_restore_page(phydev, oldpage, ret); +} + +static int m88e1510_get_temp(struct phy_device *phydev, long *temp) +{ + int ret; + + *temp = 0; + + ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE, + MII_88E1510_TEMP_SENSOR); + if (ret < 0) + return ret; + + *temp = ((ret & MII_88E1510_TEMP_SENSOR_MASK) - 25) * 1000; + + return 0; +} + +static int m88e1510_get_temp_critical(struct phy_device *phydev, long *temp) +{ + int ret; + + *temp = 0; + + ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE, + MII_88E1121_MISC_TEST); + if (ret < 0) + return ret; + + *temp = (((ret & MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK) >> + MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT) * 5) - 25; + /* convert to mC */ + *temp *= 1000; + + return 0; +} + +static int m88e1510_set_temp_critical(struct phy_device *phydev, long temp) +{ + temp = temp / 1000; + temp = clamp_val(DIV_ROUND_CLOSEST(temp, 5) + 5, 0, 0x1f); + + return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE, + MII_88E1121_MISC_TEST, + MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK, + temp << MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT); +} + +static int m88e1510_get_temp_alarm(struct phy_device *phydev, long *alarm) +{ + int ret; + + *alarm = false; + + ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE, + MII_88E1121_MISC_TEST); + if (ret < 0) + return ret; + + *alarm = !!(ret & MII_88E1510_MISC_TEST_TEMP_IRQ); + + return 0; +} + +static int m88e6390_get_temp(struct phy_device *phydev, long *temp) +{ + int sum = 0; + int oldpage; + int ret = 0; + int i; + + *temp = 0; + + oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE); + if (oldpage < 0) + goto error; + + /* Enable temperature sensor */ + ret = __phy_read(phydev, MII_88E6390_MISC_TEST); + if (ret < 0) + goto error; + + ret &= ~MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK; + ret |= MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE_SAMPLE_1S; + + ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret); + if (ret < 0) + goto error; + + /* Wait for temperature to stabilize */ + usleep_range(10000, 12000); + + /* Reading the temperature sense has an errata. You need to read + * a number of times and take an average. + */ + for (i = 0; i < MII_88E6390_TEMP_SENSOR_SAMPLES; i++) { + ret = __phy_read(phydev, MII_88E6390_TEMP_SENSOR); + if (ret < 0) + goto error; + sum += ret & MII_88E6390_TEMP_SENSOR_MASK; + } + + sum /= MII_88E6390_TEMP_SENSOR_SAMPLES; + *temp = (sum - 75) * 1000; + + /* Disable temperature sensor */ + ret = __phy_read(phydev, MII_88E6390_MISC_TEST); + if (ret < 0) + goto error; + + ret = ret & ~MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK; + ret |= MII_88E6390_MISC_TEST_TEMP_SENSOR_DISABLE; + + ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret); + +error: + phy_restore_page(phydev, oldpage, ret); + + return ret; +} + +static int m88e6393_get_temp(struct phy_device *phydev, long *temp) +{ + int err; + + err = m88e1510_get_temp(phydev, temp); + + /* 88E1510 measures T + 25, while the PHY on 88E6393X switch + * T + 75, so we have to subtract another 50 + */ + *temp -= 50000; + + return err; +} + +static int m88e6393_get_temp_critical(struct phy_device *phydev, long *temp) +{ + int ret; + + *temp = 0; + + ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE, + MII_88E6390_TEMP_SENSOR); + if (ret < 0) + return ret; + + *temp = (((ret & MII_88E6393_TEMP_SENSOR_THRESHOLD_MASK) >> + MII_88E6393_TEMP_SENSOR_THRESHOLD_SHIFT) - 75) * 1000; + + return 0; +} + +static int m88e6393_set_temp_critical(struct phy_device *phydev, long temp) +{ + temp = (temp / 1000) + 75; + + return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE, + MII_88E6390_TEMP_SENSOR, + MII_88E6393_TEMP_SENSOR_THRESHOLD_MASK, + temp << MII_88E6393_TEMP_SENSOR_THRESHOLD_SHIFT); +} + +static int m88e6393_hwmon_config(struct phy_device *phydev) +{ + int err; + + err = m88e6393_set_temp_critical(phydev, 100000); + if (err) + return err; + + return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE, + MII_88E6390_MISC_TEST, + MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK | + MII_88E6393_MISC_TEST_SAMPLES_MASK | + MII_88E6393_MISC_TEST_RATE_MASK, + MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE | + MII_88E6393_MISC_TEST_SAMPLES_2048 | + MII_88E6393_MISC_TEST_RATE_2_3MS); +} + +static int marvell_hwmon_read(struct device *dev, enum hwmon_sensor_types type, + u32 attr, int channel, long *temp) +{ + struct phy_device *phydev = dev_get_drvdata(dev); + const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev); + int err = -EOPNOTSUPP; + + switch (attr) { + case hwmon_temp_input: + if (ops->get_temp) + err = ops->get_temp(phydev, temp); + break; + case hwmon_temp_crit: + if (ops->get_temp_critical) + err = ops->get_temp_critical(phydev, temp); + break; + case hwmon_temp_max_alarm: + if (ops->get_temp_alarm) + err = ops->get_temp_alarm(phydev, temp); + break; + } + + return err; +} + +static int marvell_hwmon_write(struct device *dev, enum hwmon_sensor_types type, + u32 attr, int channel, long temp) +{ + struct phy_device *phydev = dev_get_drvdata(dev); + const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev); + int err = -EOPNOTSUPP; + + switch (attr) { + case hwmon_temp_crit: + if (ops->set_temp_critical) + err = ops->set_temp_critical(phydev, temp); + break; + } + + return err; +} + +static umode_t marvell_hwmon_is_visible(const void *data, + enum hwmon_sensor_types type, + u32 attr, int channel) +{ + const struct phy_device *phydev = data; + const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev); + + if (type != hwmon_temp) + return 0; + + switch (attr) { + case hwmon_temp_input: + return ops->get_temp ? 0444 : 0; + case hwmon_temp_max_alarm: + return ops->get_temp_alarm ? 0444 : 0; + case hwmon_temp_crit: + return (ops->get_temp_critical ? 0444 : 0) | + (ops->set_temp_critical ? 0200 : 0); + default: + return 0; + } +} + +static u32 marvell_hwmon_chip_config[] = { + HWMON_C_REGISTER_TZ, + 0 +}; + +static const struct hwmon_channel_info marvell_hwmon_chip = { + .type = hwmon_chip, + .config = marvell_hwmon_chip_config, +}; + +/* we can define HWMON_T_CRIT and HWMON_T_MAX_ALARM even though these are not + * defined for all PHYs, because the hwmon code checks whether the attributes + * exists via the .is_visible method + */ +static u32 marvell_hwmon_temp_config[] = { + HWMON_T_INPUT | HWMON_T_CRIT | HWMON_T_MAX_ALARM, + 0 +}; + +static const struct hwmon_channel_info marvell_hwmon_temp = { + .type = hwmon_temp, + .config = marvell_hwmon_temp_config, +}; + +static const struct hwmon_channel_info *marvell_hwmon_info[] = { + &marvell_hwmon_chip, + &marvell_hwmon_temp, + NULL +}; + +static const struct hwmon_ops marvell_hwmon_hwmon_ops = { + .is_visible = marvell_hwmon_is_visible, + .read = marvell_hwmon_read, + .write = marvell_hwmon_write, +}; + +static const struct hwmon_chip_info marvell_hwmon_chip_info = { + .ops = &marvell_hwmon_hwmon_ops, + .info = marvell_hwmon_info, +}; + +static int marvell_hwmon_name(struct phy_device *phydev) +{ + struct marvell_priv *priv = phydev->priv; + struct device *dev = &phydev->mdio.dev; + const char *devname = dev_name(dev); + size_t len = strlen(devname); + int i, j; + + priv->hwmon_name = devm_kzalloc(dev, len, GFP_KERNEL); + if (!priv->hwmon_name) + return -ENOMEM; + + for (i = j = 0; i < len && devname[i]; i++) { + if (isalnum(devname[i])) + priv->hwmon_name[j++] = devname[i]; + } + + return 0; +} + +static int marvell_hwmon_probe(struct phy_device *phydev) +{ + const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev); + struct marvell_priv *priv = phydev->priv; + struct device *dev = &phydev->mdio.dev; + int err; + + if (!ops) + return 0; + + err = marvell_hwmon_name(phydev); + if (err) + return err; + + priv->hwmon_dev = devm_hwmon_device_register_with_info( + dev, priv->hwmon_name, phydev, &marvell_hwmon_chip_info, NULL); + if (IS_ERR(priv->hwmon_dev)) + return PTR_ERR(priv->hwmon_dev); + + if (ops->config) + err = ops->config(phydev); + + return err; +} + +static const struct marvell_hwmon_ops m88e1121_hwmon_ops = { + .get_temp = m88e1121_get_temp, +}; + +static const struct marvell_hwmon_ops m88e1510_hwmon_ops = { + .get_temp = m88e1510_get_temp, + .get_temp_critical = m88e1510_get_temp_critical, + .set_temp_critical = m88e1510_set_temp_critical, + .get_temp_alarm = m88e1510_get_temp_alarm, +}; + +static const struct marvell_hwmon_ops m88e6390_hwmon_ops = { + .get_temp = m88e6390_get_temp, +}; + +static const struct marvell_hwmon_ops m88e6393_hwmon_ops = { + .config = m88e6393_hwmon_config, + .get_temp = m88e6393_get_temp, + .get_temp_critical = m88e6393_get_temp_critical, + .set_temp_critical = m88e6393_set_temp_critical, + .get_temp_alarm = m88e1510_get_temp_alarm, +}; + +#define DEF_MARVELL_HWMON_OPS(s) (&(s)) + +#else + +#define DEF_MARVELL_HWMON_OPS(s) NULL + +static int marvell_hwmon_probe(struct phy_device *phydev) +{ + return 0; +} +#endif + +static int marvell_probe(struct phy_device *phydev) +{ + struct marvell_priv *priv; + + priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + phydev->priv = priv; + + return marvell_hwmon_probe(phydev); +} + +static int m88e1510_sfp_insert(void *upstream, const struct sfp_eeprom_id *id) +{ + DECLARE_PHY_INTERFACE_MASK(interfaces); + struct phy_device *phydev = upstream; + phy_interface_t interface; + struct device *dev; + int oldpage; + int ret = 0; + u16 mode; + + __ETHTOOL_DECLARE_LINK_MODE_MASK(supported) = { 0, }; + + dev = &phydev->mdio.dev; + + sfp_parse_support(phydev->sfp_bus, id, supported, interfaces); + interface = sfp_select_interface(phydev->sfp_bus, supported); + + dev_info(dev, "%s SFP module inserted\n", phy_modes(interface)); + + switch (interface) { + case PHY_INTERFACE_MODE_1000BASEX: + mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_1000X; + + break; + case PHY_INTERFACE_MODE_100BASEX: + mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_100FX; + + break; + case PHY_INTERFACE_MODE_SGMII: + mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_SGMII; + + break; + default: + dev_err(dev, "Incompatible SFP module inserted\n"); + + return -EINVAL; + } + + oldpage = phy_select_page(phydev, MII_MARVELL_MODE_PAGE); + if (oldpage < 0) + goto error; + + ret = __phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1, + MII_88E1510_GEN_CTRL_REG_1_MODE_MASK, mode); + if (ret < 0) + goto error; + + ret = __phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1, + MII_88E1510_GEN_CTRL_REG_1_RESET); + +error: + return phy_restore_page(phydev, oldpage, ret); +} + +static void m88e1510_sfp_remove(void *upstream) +{ + struct phy_device *phydev = upstream; + int oldpage; + int ret = 0; + + oldpage = phy_select_page(phydev, MII_MARVELL_MODE_PAGE); + if (oldpage < 0) + goto error; + + ret = __phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1, + MII_88E1510_GEN_CTRL_REG_1_MODE_MASK, + MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII); + if (ret < 0) + goto error; + + ret = __phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1, + MII_88E1510_GEN_CTRL_REG_1_RESET); + +error: + phy_restore_page(phydev, oldpage, ret); +} + +static const struct sfp_upstream_ops m88e1510_sfp_ops = { + .module_insert = m88e1510_sfp_insert, + .module_remove = m88e1510_sfp_remove, + .attach = phy_sfp_attach, + .detach = phy_sfp_detach, +}; + +static int m88e1510_probe(struct phy_device *phydev) +{ + int err; + + err = marvell_probe(phydev); + if (err) + return err; + + return phy_sfp_probe(phydev, &m88e1510_sfp_ops); +} + +static struct phy_driver marvell_drivers[] = { + { + .phy_id = MARVELL_PHY_ID_88E1101, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E1101", + /* PHY_GBIT_FEATURES */ + .probe = marvell_probe, + .config_init = marvell_config_init, + .config_aneg = m88e1101_config_aneg, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + }, + { + .phy_id = MARVELL_PHY_ID_88E1112, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E1112", + /* PHY_GBIT_FEATURES */ + .probe = marvell_probe, + .config_init = m88e1112_config_init, + .config_aneg = marvell_config_aneg, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + .get_tunable = m88e1011_get_tunable, + .set_tunable = m88e1011_set_tunable, + }, + { + .phy_id = MARVELL_PHY_ID_88E1111, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E1111", + /* PHY_GBIT_FEATURES */ + .probe = marvell_probe, + .config_init = m88e1111gbe_config_init, + .config_aneg = m88e1111_config_aneg, + .read_status = marvell_read_status, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + .get_tunable = m88e1111_get_tunable, + .set_tunable = m88e1111_set_tunable, + }, + { + .phy_id = MARVELL_PHY_ID_88E1111_FINISAR, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E1111 (Finisar)", + /* PHY_GBIT_FEATURES */ + .probe = marvell_probe, + .config_init = m88e1111gbe_config_init, + .config_aneg = m88e1111_config_aneg, + .read_status = marvell_read_status, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + .get_tunable = m88e1111_get_tunable, + .set_tunable = m88e1111_set_tunable, + }, + { + .phy_id = MARVELL_PHY_ID_88E1118, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E1118", + /* PHY_GBIT_FEATURES */ + .probe = marvell_probe, + .config_init = m88e1118_config_init, + .config_aneg = m88e1118_config_aneg, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + }, + { + .phy_id = MARVELL_PHY_ID_88E1121R, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E1121R", + .driver_data = DEF_MARVELL_HWMON_OPS(m88e1121_hwmon_ops), + /* PHY_GBIT_FEATURES */ + .probe = marvell_probe, + .config_init = marvell_1011gbe_config_init, + .config_aneg = m88e1121_config_aneg, + .read_status = marvell_read_status, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + .get_tunable = m88e1011_get_tunable, + .set_tunable = m88e1011_set_tunable, + }, + { + .phy_id = MARVELL_PHY_ID_88E1318S, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E1318S", + /* PHY_GBIT_FEATURES */ + .probe = marvell_probe, + .config_init = m88e1318_config_init, + .config_aneg = m88e1318_config_aneg, + .read_status = marvell_read_status, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .get_wol = m88e1318_get_wol, + .set_wol = m88e1318_set_wol, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + }, + { + .phy_id = MARVELL_PHY_ID_88E1145, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E1145", + /* PHY_GBIT_FEATURES */ + .probe = marvell_probe, + .config_init = m88e1145_config_init, + .config_aneg = m88e1101_config_aneg, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + .get_tunable = m88e1111_get_tunable, + .set_tunable = m88e1111_set_tunable, + }, + { + .phy_id = MARVELL_PHY_ID_88E1149R, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E1149R", + /* PHY_GBIT_FEATURES */ + .probe = marvell_probe, + .config_init = m88e1149_config_init, + .config_aneg = m88e1118_config_aneg, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + }, + { + .phy_id = MARVELL_PHY_ID_88E1240, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E1240", + /* PHY_GBIT_FEATURES */ + .probe = marvell_probe, + .config_init = m88e1112_config_init, + .config_aneg = marvell_config_aneg, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + .get_tunable = m88e1011_get_tunable, + .set_tunable = m88e1011_set_tunable, + }, + { + .phy_id = MARVELL_PHY_ID_88E1116R, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E1116R", + /* PHY_GBIT_FEATURES */ + .probe = marvell_probe, + .config_init = m88e1116r_config_init, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + .get_tunable = m88e1011_get_tunable, + .set_tunable = m88e1011_set_tunable, + }, + { + .phy_id = MARVELL_PHY_ID_88E1510, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E1510", + .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops), + .features = PHY_GBIT_FIBRE_FEATURES, + .flags = PHY_POLL_CABLE_TEST, + .probe = m88e1510_probe, + .config_init = m88e1510_config_init, + .config_aneg = m88e1510_config_aneg, + .read_status = marvell_read_status, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .get_wol = m88e1318_get_wol, + .set_wol = m88e1318_set_wol, + .resume = marvell_resume, + .suspend = marvell_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + .set_loopback = m88e1510_loopback, + .get_tunable = m88e1011_get_tunable, + .set_tunable = m88e1011_set_tunable, + .cable_test_start = marvell_vct7_cable_test_start, + .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start, + .cable_test_get_status = marvell_vct7_cable_test_get_status, + }, + { + .phy_id = MARVELL_PHY_ID_88E1540, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E1540", + .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops), + /* PHY_GBIT_FEATURES */ + .flags = PHY_POLL_CABLE_TEST, + .probe = marvell_probe, + .config_init = marvell_1011gbe_config_init, + .config_aneg = m88e1510_config_aneg, + .read_status = marvell_read_status, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + .get_tunable = m88e1540_get_tunable, + .set_tunable = m88e1540_set_tunable, + .cable_test_start = marvell_vct7_cable_test_start, + .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start, + .cable_test_get_status = marvell_vct7_cable_test_get_status, + }, + { + .phy_id = MARVELL_PHY_ID_88E1545, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E1545", + .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops), + .probe = marvell_probe, + /* PHY_GBIT_FEATURES */ + .flags = PHY_POLL_CABLE_TEST, + .config_init = marvell_1011gbe_config_init, + .config_aneg = m88e1510_config_aneg, + .read_status = marvell_read_status, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + .get_tunable = m88e1540_get_tunable, + .set_tunable = m88e1540_set_tunable, + .cable_test_start = marvell_vct7_cable_test_start, + .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start, + .cable_test_get_status = marvell_vct7_cable_test_get_status, + }, + { + .phy_id = MARVELL_PHY_ID_88E3016, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E3016", + /* PHY_BASIC_FEATURES */ + .probe = marvell_probe, + .config_init = m88e3016_config_init, + .aneg_done = marvell_aneg_done, + .read_status = marvell_read_status, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + }, + { + .phy_id = MARVELL_PHY_ID_88E6341_FAMILY, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E6341 Family", + .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops), + /* PHY_GBIT_FEATURES */ + .flags = PHY_POLL_CABLE_TEST, + .probe = marvell_probe, + .config_init = marvell_1011gbe_config_init, + .config_aneg = m88e6390_config_aneg, + .read_status = marvell_read_status, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + .get_tunable = m88e1540_get_tunable, + .set_tunable = m88e1540_set_tunable, + .cable_test_start = marvell_vct7_cable_test_start, + .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start, + .cable_test_get_status = marvell_vct7_cable_test_get_status, + }, + { + .phy_id = MARVELL_PHY_ID_88E6390_FAMILY, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E6390 Family", + .driver_data = DEF_MARVELL_HWMON_OPS(m88e6390_hwmon_ops), + /* PHY_GBIT_FEATURES */ + .flags = PHY_POLL_CABLE_TEST, + .probe = marvell_probe, + .config_init = marvell_1011gbe_config_init, + .config_aneg = m88e6390_config_aneg, + .read_status = marvell_read_status, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + .get_tunable = m88e1540_get_tunable, + .set_tunable = m88e1540_set_tunable, + .cable_test_start = marvell_vct7_cable_test_start, + .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start, + .cable_test_get_status = marvell_vct7_cable_test_get_status, + }, + { + .phy_id = MARVELL_PHY_ID_88E6393_FAMILY, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E6393 Family", + .driver_data = DEF_MARVELL_HWMON_OPS(m88e6393_hwmon_ops), + /* PHY_GBIT_FEATURES */ + .flags = PHY_POLL_CABLE_TEST, + .probe = marvell_probe, + .config_init = marvell_1011gbe_config_init, + .config_aneg = m88e1510_config_aneg, + .read_status = marvell_read_status, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + .get_tunable = m88e1540_get_tunable, + .set_tunable = m88e1540_set_tunable, + .cable_test_start = marvell_vct7_cable_test_start, + .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start, + .cable_test_get_status = marvell_vct7_cable_test_get_status, + }, + { + .phy_id = MARVELL_PHY_ID_88E1340S, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E1340S", + .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops), + .probe = marvell_probe, + /* PHY_GBIT_FEATURES */ + .config_init = marvell_1011gbe_config_init, + .config_aneg = m88e1510_config_aneg, + .read_status = marvell_read_status, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + .get_tunable = m88e1540_get_tunable, + .set_tunable = m88e1540_set_tunable, + }, + { + .phy_id = MARVELL_PHY_ID_88E1548P, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E1548P", + .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops), + .probe = marvell_probe, + .features = PHY_GBIT_FIBRE_FEATURES, + .config_init = marvell_1011gbe_config_init, + .config_aneg = m88e1510_config_aneg, + .read_status = marvell_read_status, + .config_intr = marvell_config_intr, + .handle_interrupt = marvell_handle_interrupt, + .resume = genphy_resume, + .suspend = genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + .get_tunable = m88e1540_get_tunable, + .set_tunable = m88e1540_set_tunable, + }, +}; + +module_phy_driver(marvell_drivers); + +static struct mdio_device_id __maybe_unused marvell_tbl[] = { + { MARVELL_PHY_ID_88E1101, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E1112, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E1111, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E1111_FINISAR, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E1118, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E1121R, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E1145, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E1149R, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E1240, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E1318S, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E1116R, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E1510, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E1540, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E1545, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E3016, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E6341_FAMILY, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E6390_FAMILY, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E6393_FAMILY, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E1340S, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E1548P, MARVELL_PHY_ID_MASK }, + { } +}; + +MODULE_DEVICE_TABLE(mdio, marvell_tbl); -- cgit v1.2.3