| // 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 <michael@stapelberg.de> | |
| */ | |
| #include <linux/kernel.h> | |
| #include <linux/string.h> | |
| #include <linux/ctype.h> | |
| #include <linux/errno.h> | |
| #include <linux/unistd.h> | |
| #include <linux/hwmon.h> | |
| #include <linux/interrupt.h> | |
| #include <linux/init.h> | |
| #include <linux/delay.h> | |
| #include <linux/netdevice.h> | |
| #include <linux/etherdevice.h> | |
| #include <linux/skbuff.h> | |
| #include <linux/spinlock.h> | |
| #include <linux/mm.h> | |
| #include <linux/module.h> | |
| #include <linux/mii.h> | |
| #include <linux/ethtool.h> | |
| #include <linux/phy.h> | |
| #include <linux/marvell_phy.h> | |
| #include <linux/bitfield.h> | |
| #include <linux/of.h> | |
| #include <linux/io.h> | |
| #include <asm/irq.h> | |
| #include <linux/uaccess.h> | |
| #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_MISC_TEST_PAGE 0x06 | |
| #define MII_MARVELL_WOL_PAGE 0x11 | |
| #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_SHIFT 12 | |
| #define MII_M1011_PHY_SRC_DOWNSHIFT_MASK 0x7800 | |
| #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_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_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_RTBI 0x9 | |
| #define MII_M1111_HWCFG_MODE_COPPER_RGMII 0xb | |
| #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_SAMPLE_1S 0 | |
| #define MII_88E6390_MISC_TEST_SAMPLE_10MS BIT(14) | |
| #define MII_88E6390_MISC_TEST_SAMPLE_DISABLE BIT(15) | |
| #define MII_88E6390_MISC_TEST_SAMPLE_ENABLE 0 | |
| #define MII_88E6390_MISC_TEST_SAMPLE_MASK (0x3 << 14) | |
| #define MII_88E6390_TEMP_SENSOR 0x1c | |
| #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_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_SGMII 0x1 /* SGMII to copper */ | |
| #define MII_88E1510_GEN_CTRL_REG_1_RESET 0x8000 /* Soft reset */ | |
| #define LPA_FIBER_1000HALF 0x40 | |
| #define LPA_FIBER_1000FULL 0x20 | |
| #define LPA_PAUSE_FIBER 0x180 | |
| #define LPA_PAUSE_ASYM_FIBER 0x100 | |
| #define ADVERTISE_FIBER_1000HALF 0x40 | |
| #define ADVERTISE_FIBER_1000FULL 0x20 | |
| #define ADVERTISE_PAUSE_FIBER 0x180 | |
| #define ADVERTISE_PAUSE_ASYM_FIBER 0x100 | |
| #define REGISTER_LINK_STATUS 0x400 | |
| #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; | |
| }; | |
| 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 = phy_write(phydev, MII_M1011_IMASK, | |
| MII_M1011_IMASK_INIT); | |
| else | |
| err = phy_write(phydev, MII_M1011_IMASK, | |
| MII_M1011_IMASK_CLEAR); | |
| return err; | |
| } | |
| static int marvell_set_polarity(struct phy_device *phydev, int polarity) | |
| { | |
| int reg; | |
| int err; | |
| int val; | |
| /* get the current settings */ | |
| reg = phy_read(phydev, MII_M1011_PHY_SCR); | |
| if (reg < 0) | |
| return reg; | |
| val = reg; | |
| val &= ~MII_M1011_PHY_SCR_AUTO_CROSS; | |
| 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; | |
| } | |
| if (val != reg) { | |
| /* Set the new polarity value in the register */ | |
| err = phy_write(phydev, MII_M1011_PHY_SCR, val); | |
| if (err) | |
| return err; | |
| } | |
| return val != reg; | |
| } | |
| static int marvell_set_downshift(struct phy_device *phydev, bool enable, | |
| u8 retries) | |
| { | |
| int reg; | |
| reg = phy_read(phydev, MII_M1011_PHY_SCR); | |
| if (reg < 0) | |
| return reg; | |
| reg &= MII_M1011_PHY_SRC_DOWNSHIFT_MASK; | |
| reg |= ((retries - 1) << MII_M1011_PHY_SCR_DOWNSHIFT_SHIFT); | |
| if (enable) | |
| reg |= MII_M1011_PHY_SCR_DOWNSHIFT_EN; | |
| return phy_write(phydev, MII_M1011_PHY_SCR, reg); | |
| } | |
| 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); | |
| } | |
| #ifdef 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 = <reg-page reg mask value>,...; | |
| * | |
| * There may be one or more sets of <reg-page reg mask value>: | |
| * | |
| * 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(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; | |
| } | |
| 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_FIBER_1000HALF; | |
| if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, advertise)) | |
| result |= ADVERTISE_FIBER_1000FULL; | |
| if (linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, advertise) && | |
| linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise)) | |
| result |= LPA_PAUSE_ASYM_FIBER; | |
| else if (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise)) | |
| result |= (ADVERTISE_PAUSE_FIBER | |
| & (~ADVERTISE_PAUSE_ASYM_FIBER)); | |
| 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; | |
| int adv, oldadv; | |
| 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); | |
| /* Setup fiber advertisement */ | |
| adv = phy_read(phydev, MII_ADVERTISE); | |
| if (adv < 0) | |
| return adv; | |
| oldadv = adv; | |
| adv &= ~(ADVERTISE_FIBER_1000HALF | ADVERTISE_FIBER_1000FULL | |
| | LPA_PAUSE_FIBER); | |
| adv |= linkmode_adv_to_fiber_adv_t(phydev->advertising); | |
| if (adv != oldadv) { | |
| err = phy_write(phydev, MII_ADVERTISE, adv); | |
| if (err < 0) | |
| return err; | |
| changed = 1; | |
| } | |
| if (changed == 0) { | |
| /* Advertisement hasn't changed, but maybe aneg was never on to | |
| * begin with? Or maybe phy was isolated? | |
| */ | |
| int ctl = phy_read(phydev, MII_BMCR); | |
| if (ctl < 0) | |
| return ctl; | |
| if (!(ctl & BMCR_ANENABLE) || (ctl & BMCR_ISOLATE)) | |
| changed = 1; /* do restart aneg */ | |
| } | |
| /* Only restart aneg if we are advertising something different | |
| * than we were before. | |
| */ | |
| if (changed > 0) | |
| changed = genphy_restart_aneg(phydev); | |
| return changed; | |
| } | |
| 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 defalut LED */ | |
| marvell_config_led(phydev); | |
| /* Set registers from marvell,reg-init DT property */ | |
| return marvell_of_reg_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 = marvell_set_downshift(phydev, true, 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 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; | |
| if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) { | |
| delay = MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY; | |
| } else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) { | |
| delay = MII_M1111_RGMII_RX_DELAY; | |
| } else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) { | |
| delay = MII_M1111_RGMII_TX_DELAY; | |
| } else { | |
| delay = 0; | |
| } | |
| 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(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; | |
| } | |
| err = marvell_of_reg_init(phydev); | |
| if (err < 0) | |
| return err; | |
| return genphy_soft_reset(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) | |
| { | |
| int 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_modify(phydev, MII_88E1510_GEN_CTRL_REG_1, 0, | |
| 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; | |
| } | |
| return m88e1318_config_init(phydev); | |
| } | |
| static int m88e1118_config_aneg(struct phy_device *phydev) | |
| { | |
| int err; | |
| err = genphy_soft_reset(phydev); | |
| if (err < 0) | |
| return err; | |
| err = marvell_set_polarity(phydev, phydev->mdix_ctrl); | |
| if (err < 0) | |
| return err; | |
| err = genphy_config_aneg(phydev); | |
| return 0; | |
| } | |
| static int m88e1118_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, 0x1070); | |
| if (err < 0) | |
| return err; | |
| /* Change address */ | |
| err = marvell_set_page(phydev, MII_MARVELL_LED_PAGE); | |
| if (err < 0) | |
| return err; | |
| /* Adjust LED Control */ | |
| if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS) | |
| err = phy_write(phydev, 0x10, 0x1100); | |
| else | |
| err = phy_write(phydev, 0x10, 0x021e); | |
| 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 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 = 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); | |
| 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); | |
| 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_FIBER_1000HALF); | |
| linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, | |
| advertising, lpa & LPA_FIBER_1000FULL); | |
| } | |
| /** | |
| * marvell_update_link - update link status in real time in @phydev | |
| * @phydev: target phy_device struct | |
| * | |
| * Description: Update the value in phydev->link to reflect the | |
| * current link value. | |
| */ | |
| static int marvell_update_link(struct phy_device *phydev, int fiber) | |
| { | |
| int status; | |
| /* Use the generic register for copper link, or specific | |
| * register for fiber case | |
| */ | |
| if (fiber) { | |
| status = phy_read(phydev, MII_M1011_PHY_STATUS); | |
| if (status < 0) | |
| return status; | |
| if ((status & REGISTER_LINK_STATUS) == 0) | |
| phydev->link = 0; | |
| else | |
| phydev->link = 1; | |
| } else { | |
| return genphy_update_link(phydev); | |
| } | |
| return 0; | |
| } | |
| static int marvell_read_status_page_an(struct phy_device *phydev, | |
| int fiber) | |
| { | |
| int status; | |
| int lpa; | |
| int lpagb; | |
| status = phy_read(phydev, MII_M1011_PHY_STATUS); | |
| if (status < 0) | |
| return status; | |
| lpa = phy_read(phydev, MII_LPA); | |
| if (lpa < 0) | |
| return lpa; | |
| lpagb = phy_read(phydev, MII_STAT1000); | |
| if (lpagb < 0) | |
| return lpagb; | |
| if (status & MII_M1011_PHY_STATUS_FULLDUPLEX) | |
| phydev->duplex = DUPLEX_FULL; | |
| else | |
| phydev->duplex = DUPLEX_HALF; | |
| status = status & MII_M1011_PHY_STATUS_SPD_MASK; | |
| phydev->pause = 0; | |
| phydev->asym_pause = 0; | |
| switch (status) { | |
| 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) { | |
| mii_lpa_to_linkmode_lpa_t(phydev->lp_advertising, lpa); | |
| mii_stat1000_mod_linkmode_lpa_t(phydev->lp_advertising, lpagb); | |
| if (phydev->duplex == DUPLEX_FULL) { | |
| phydev->pause = lpa & LPA_PAUSE_CAP ? 1 : 0; | |
| phydev->asym_pause = lpa & LPA_PAUSE_ASYM ? 1 : 0; | |
| } | |
| } else { | |
| /* 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; | |
| } | |
| static int marvell_read_status_page_fixed(struct phy_device *phydev) | |
| { | |
| int bmcr = phy_read(phydev, MII_BMCR); | |
| if (bmcr < 0) | |
| return bmcr; | |
| if (bmcr & BMCR_FULLDPLX) | |
| phydev->duplex = DUPLEX_FULL; | |
| else | |
| phydev->duplex = DUPLEX_HALF; | |
| if (bmcr & BMCR_SPEED1000) | |
| phydev->speed = SPEED_1000; | |
| else if (bmcr & BMCR_SPEED100) | |
| phydev->speed = SPEED_100; | |
| else | |
| phydev->speed = SPEED_10; | |
| phydev->pause = 0; | |
| phydev->asym_pause = 0; | |
| linkmode_zero(phydev->lp_advertising); | |
| 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 fiber; | |
| int err; | |
| /* Detect and update the link, but return if there | |
| * was an error | |
| */ | |
| if (page == MII_MARVELL_FIBER_PAGE) | |
| fiber = 1; | |
| else | |
| fiber = 0; | |
| err = marvell_update_link(phydev, fiber); | |
| if (err) | |
| return err; | |
| if (phydev->autoneg == AUTONEG_ENABLE) | |
| err = marvell_read_status_page_an(phydev, fiber); | |
| else | |
| err = marvell_read_status_page_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 int m88e1121_did_interrupt(struct phy_device *phydev) | |
| { | |
| int imask; | |
| imask = phy_read(phydev, MII_M1011_IEVENT); | |
| if (imask & MII_M1011_IMASK_INIT) | |
| return 1; | |
| return 0; | |
| } | |
| static void m88e1318_get_wol(struct phy_device *phydev, | |
| struct ethtool_wolinfo *wol) | |
| { | |
| int oldpage, ret = 0; | |
| wol->supported = WAKE_MAGIC; | |
| wol->wolopts = 0; | |
| oldpage = phy_select_page(phydev, MII_MARVELL_WOL_PAGE); | |
| if (oldpage < 0) | |
| goto error; | |
| ret = __phy_read(phydev, MII_88E1318S_PHY_WOL_CTRL); | |
| if (ret & MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE) | |
| wol->wolopts |= WAKE_MAGIC; | |
| error: | |
| phy_restore_page(phydev, oldpage, ret); | |
| } | |
| 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) { | |
| /* 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_modify(phydev, MII_88E1318S_PHY_CSIER, 0, | |
| 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; | |
| 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_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, 0, | |
| 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; | |
| } | |
| 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++) { | |
| strlcpy(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); | |
| } | |
| #ifdef CONFIG_HWMON | |
| 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 m88e1121_hwmon_read(struct device *dev, | |
| enum hwmon_sensor_types type, | |
| u32 attr, int channel, long *temp) | |
| { | |
| struct phy_device *phydev = dev_get_drvdata(dev); | |
| int err; | |
| switch (attr) { | |
| case hwmon_temp_input: | |
| err = m88e1121_get_temp(phydev, temp); | |
| break; | |
| default: | |
| return -EOPNOTSUPP; | |
| } | |
| return err; | |
| } | |
| static umode_t m88e1121_hwmon_is_visible(const void *data, | |
| enum hwmon_sensor_types type, | |
| u32 attr, int channel) | |
| { | |
| if (type != hwmon_temp) | |
| return 0; | |
| switch (attr) { | |
| case hwmon_temp_input: | |
| return 0444; | |
| default: | |
| return 0; | |
| } | |
| } | |
| static u32 m88e1121_hwmon_chip_config[] = { | |
| HWMON_C_REGISTER_TZ, | |
| 0 | |
| }; | |
| static const struct hwmon_channel_info m88e1121_hwmon_chip = { | |
| .type = hwmon_chip, | |
| .config = m88e1121_hwmon_chip_config, | |
| }; | |
| static u32 m88e1121_hwmon_temp_config[] = { | |
| HWMON_T_INPUT, | |
| 0 | |
| }; | |
| static const struct hwmon_channel_info m88e1121_hwmon_temp = { | |
| .type = hwmon_temp, | |
| .config = m88e1121_hwmon_temp_config, | |
| }; | |
| static const struct hwmon_channel_info *m88e1121_hwmon_info[] = { | |
| &m88e1121_hwmon_chip, | |
| &m88e1121_hwmon_temp, | |
| NULL | |
| }; | |
| static const struct hwmon_ops m88e1121_hwmon_hwmon_ops = { | |
| .is_visible = m88e1121_hwmon_is_visible, | |
| .read = m88e1121_hwmon_read, | |
| }; | |
| static const struct hwmon_chip_info m88e1121_hwmon_chip_info = { | |
| .ops = &m88e1121_hwmon_hwmon_ops, | |
| .info = m88e1121_hwmon_info, | |
| }; | |
| 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 m88e1510_hwmon_read(struct device *dev, | |
| enum hwmon_sensor_types type, | |
| u32 attr, int channel, long *temp) | |
| { | |
| struct phy_device *phydev = dev_get_drvdata(dev); | |
| int err; | |
| switch (attr) { | |
| case hwmon_temp_input: | |
| err = m88e1510_get_temp(phydev, temp); | |
| break; | |
| case hwmon_temp_crit: | |
| err = m88e1510_get_temp_critical(phydev, temp); | |
| break; | |
| case hwmon_temp_max_alarm: | |
| err = m88e1510_get_temp_alarm(phydev, temp); | |
| break; | |
| default: | |
| return -EOPNOTSUPP; | |
| } | |
| return err; | |
| } | |
| static int m88e1510_hwmon_write(struct device *dev, | |
| enum hwmon_sensor_types type, | |
| u32 attr, int channel, long temp) | |
| { | |
| struct phy_device *phydev = dev_get_drvdata(dev); | |
| int err; | |
| switch (attr) { | |
| case hwmon_temp_crit: | |
| err = m88e1510_set_temp_critical(phydev, temp); | |
| break; | |
| default: | |
| return -EOPNOTSUPP; | |
| } | |
| return err; | |
| } | |
| static umode_t m88e1510_hwmon_is_visible(const void *data, | |
| enum hwmon_sensor_types type, | |
| u32 attr, int channel) | |
| { | |
| if (type != hwmon_temp) | |
| return 0; | |
| switch (attr) { | |
| case hwmon_temp_input: | |
| case hwmon_temp_max_alarm: | |
| return 0444; | |
| case hwmon_temp_crit: | |
| return 0644; | |
| default: | |
| return 0; | |
| } | |
| } | |
| static u32 m88e1510_hwmon_temp_config[] = { | |
| HWMON_T_INPUT | HWMON_T_CRIT | HWMON_T_MAX_ALARM, | |
| 0 | |
| }; | |
| static const struct hwmon_channel_info m88e1510_hwmon_temp = { | |
| .type = hwmon_temp, | |
| .config = m88e1510_hwmon_temp_config, | |
| }; | |
| static const struct hwmon_channel_info *m88e1510_hwmon_info[] = { | |
| &m88e1121_hwmon_chip, | |
| &m88e1510_hwmon_temp, | |
| NULL | |
| }; | |
| static const struct hwmon_ops m88e1510_hwmon_hwmon_ops = { | |
| .is_visible = m88e1510_hwmon_is_visible, | |
| .read = m88e1510_hwmon_read, | |
| .write = m88e1510_hwmon_write, | |
| }; | |
| static const struct hwmon_chip_info m88e1510_hwmon_chip_info = { | |
| .ops = &m88e1510_hwmon_hwmon_ops, | |
| .info = m88e1510_hwmon_info, | |
| }; | |
| 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 = ret & ~MII_88E6390_MISC_TEST_SAMPLE_MASK; | |
| ret |= MII_88E6390_MISC_TEST_SAMPLE_ENABLE | | |
| MII_88E6390_MISC_TEST_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_SAMPLE_MASK; | |
| ret |= MII_88E6390_MISC_TEST_SAMPLE_DISABLE; | |
| ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret); | |
| error: | |
| phy_restore_page(phydev, oldpage, ret); | |
| return ret; | |
| } | |
| static int m88e6390_hwmon_read(struct device *dev, | |
| enum hwmon_sensor_types type, | |
| u32 attr, int channel, long *temp) | |
| { | |
| struct phy_device *phydev = dev_get_drvdata(dev); | |
| int err; | |
| switch (attr) { | |
| case hwmon_temp_input: | |
| err = m88e6390_get_temp(phydev, temp); | |
| break; | |
| default: | |
| return -EOPNOTSUPP; | |
| } | |
| return err; | |
| } | |
| static umode_t m88e6390_hwmon_is_visible(const void *data, | |
| enum hwmon_sensor_types type, | |
| u32 attr, int channel) | |
| { | |
| if (type != hwmon_temp) | |
| return 0; | |
| switch (attr) { | |
| case hwmon_temp_input: | |
| return 0444; | |
| default: | |
| return 0; | |
| } | |
| } | |
| static u32 m88e6390_hwmon_temp_config[] = { | |
| HWMON_T_INPUT, | |
| 0 | |
| }; | |
| static const struct hwmon_channel_info m88e6390_hwmon_temp = { | |
| .type = hwmon_temp, | |
| .config = m88e6390_hwmon_temp_config, | |
| }; | |
| static const struct hwmon_channel_info *m88e6390_hwmon_info[] = { | |
| &m88e1121_hwmon_chip, | |
| &m88e6390_hwmon_temp, | |
| NULL | |
| }; | |
| static const struct hwmon_ops m88e6390_hwmon_hwmon_ops = { | |
| .is_visible = m88e6390_hwmon_is_visible, | |
| .read = m88e6390_hwmon_read, | |
| }; | |
| static const struct hwmon_chip_info m88e6390_hwmon_chip_info = { | |
| .ops = &m88e6390_hwmon_hwmon_ops, | |
| .info = m88e6390_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 hwmon_chip_info *chip) | |
| { | |
| struct marvell_priv *priv = phydev->priv; | |
| struct device *dev = &phydev->mdio.dev; | |
| int err; | |
| err = marvell_hwmon_name(phydev); | |
| if (err) | |
| return err; | |
| priv->hwmon_dev = devm_hwmon_device_register_with_info( | |
| dev, priv->hwmon_name, phydev, chip, NULL); | |
| return PTR_ERR_OR_ZERO(priv->hwmon_dev); | |
| } | |
| static int m88e1121_hwmon_probe(struct phy_device *phydev) | |
| { | |
| return marvell_hwmon_probe(phydev, &m88e1121_hwmon_chip_info); | |
| } | |
| static int m88e1510_hwmon_probe(struct phy_device *phydev) | |
| { | |
| return marvell_hwmon_probe(phydev, &m88e1510_hwmon_chip_info); | |
| } | |
| static int m88e6390_hwmon_probe(struct phy_device *phydev) | |
| { | |
| return marvell_hwmon_probe(phydev, &m88e6390_hwmon_chip_info); | |
| } | |
| #else | |
| static int m88e1121_hwmon_probe(struct phy_device *phydev) | |
| { | |
| return 0; | |
| } | |
| static int m88e1510_hwmon_probe(struct phy_device *phydev) | |
| { | |
| return 0; | |
| } | |
| static int m88e6390_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 0; | |
| } | |
| static int m88e1121_probe(struct phy_device *phydev) | |
| { | |
| int err; | |
| err = marvell_probe(phydev); | |
| if (err) | |
| return err; | |
| return m88e1121_hwmon_probe(phydev); | |
| } | |
| static int m88e1510_probe(struct phy_device *phydev) | |
| { | |
| int err; | |
| err = marvell_probe(phydev); | |
| if (err) | |
| return err; | |
| return m88e1510_hwmon_probe(phydev); | |
| } | |
| static int m88e6390_probe(struct phy_device *phydev) | |
| { | |
| int err; | |
| err = marvell_probe(phydev); | |
| if (err) | |
| return err; | |
| return m88e6390_hwmon_probe(phydev); | |
| } | |
| 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, | |
| .ack_interrupt = &marvell_ack_interrupt, | |
| .config_intr = &marvell_config_intr, | |
| .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 = &m88e1111_config_init, | |
| .config_aneg = &marvell_config_aneg, | |
| .ack_interrupt = &marvell_ack_interrupt, | |
| .config_intr = &marvell_config_intr, | |
| .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_88E1111, | |
| .phy_id_mask = MARVELL_PHY_ID_MASK, | |
| .name = "Marvell 88E1111", | |
| /* PHY_GBIT_FEATURES */ | |
| .probe = marvell_probe, | |
| .config_init = &m88e1111_config_init, | |
| .config_aneg = &marvell_config_aneg, | |
| .read_status = &marvell_read_status, | |
| .ack_interrupt = &marvell_ack_interrupt, | |
| .config_intr = &marvell_config_intr, | |
| .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_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, | |
| .ack_interrupt = &marvell_ack_interrupt, | |
| .config_intr = &marvell_config_intr, | |
| .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", | |
| /* PHY_GBIT_FEATURES */ | |
| .probe = &m88e1121_probe, | |
| .config_init = &marvell_config_init, | |
| .config_aneg = &m88e1121_config_aneg, | |
| .read_status = &marvell_read_status, | |
| .ack_interrupt = &marvell_ack_interrupt, | |
| .config_intr = &marvell_config_intr, | |
| .did_interrupt = &m88e1121_did_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_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, | |
| .ack_interrupt = &marvell_ack_interrupt, | |
| .config_intr = &marvell_config_intr, | |
| .did_interrupt = &m88e1121_did_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, | |
| .read_status = &genphy_read_status, | |
| .ack_interrupt = &marvell_ack_interrupt, | |
| .config_intr = &marvell_config_intr, | |
| .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_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, | |
| .ack_interrupt = &marvell_ack_interrupt, | |
| .config_intr = &marvell_config_intr, | |
| .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 = &m88e1111_config_init, | |
| .config_aneg = &marvell_config_aneg, | |
| .ack_interrupt = &marvell_ack_interrupt, | |
| .config_intr = &marvell_config_intr, | |
| .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_88E1116R, | |
| .phy_id_mask = MARVELL_PHY_ID_MASK, | |
| .name = "Marvell 88E1116R", | |
| /* PHY_GBIT_FEATURES */ | |
| .probe = marvell_probe, | |
| .config_init = &m88e1116r_config_init, | |
| .ack_interrupt = &marvell_ack_interrupt, | |
| .config_intr = &marvell_config_intr, | |
| .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_88E1510, | |
| .phy_id_mask = MARVELL_PHY_ID_MASK, | |
| .name = "Marvell 88E1510", | |
| .features = PHY_GBIT_FIBRE_FEATURES, | |
| .probe = &m88e1510_probe, | |
| .config_init = &m88e1510_config_init, | |
| .config_aneg = &m88e1510_config_aneg, | |
| .read_status = &marvell_read_status, | |
| .ack_interrupt = &marvell_ack_interrupt, | |
| .config_intr = &marvell_config_intr, | |
| .did_interrupt = &m88e1121_did_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 = genphy_loopback, | |
| }, | |
| { | |
| .phy_id = MARVELL_PHY_ID_88E1540, | |
| .phy_id_mask = MARVELL_PHY_ID_MASK, | |
| .name = "Marvell 88E1540", | |
| /* PHY_GBIT_FEATURES */ | |
| .probe = m88e1510_probe, | |
| .config_init = &marvell_config_init, | |
| .config_aneg = &m88e1510_config_aneg, | |
| .read_status = &marvell_read_status, | |
| .ack_interrupt = &marvell_ack_interrupt, | |
| .config_intr = &marvell_config_intr, | |
| .did_interrupt = &m88e1121_did_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_88E1545, | |
| .phy_id_mask = MARVELL_PHY_ID_MASK, | |
| .name = "Marvell 88E1545", | |
| .probe = m88e1510_probe, | |
| /* PHY_GBIT_FEATURES */ | |
| .config_init = &marvell_config_init, | |
| .config_aneg = &m88e1510_config_aneg, | |
| .read_status = &marvell_read_status, | |
| .ack_interrupt = &marvell_ack_interrupt, | |
| .config_intr = &marvell_config_intr, | |
| .did_interrupt = &m88e1121_did_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_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, | |
| .ack_interrupt = &marvell_ack_interrupt, | |
| .config_intr = &marvell_config_intr, | |
| .did_interrupt = &m88e1121_did_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_88E6390, | |
| .phy_id_mask = MARVELL_PHY_ID_MASK, | |
| .name = "Marvell 88E6390", | |
| /* PHY_GBIT_FEATURES */ | |
| .probe = m88e6390_probe, | |
| .config_init = &marvell_config_init, | |
| .config_aneg = &m88e6390_config_aneg, | |
| .read_status = &marvell_read_status, | |
| .ack_interrupt = &marvell_ack_interrupt, | |
| .config_intr = &marvell_config_intr, | |
| .did_interrupt = &m88e1121_did_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_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_88E6390, MARVELL_PHY_ID_MASK }, | |
| { } | |
| }; | |
| MODULE_DEVICE_TABLE(mdio, marvell_tbl); |