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SubjectRe: [PATCH v4] net: phy: add Marvell 88X2222 transceiver support
On Wed, Mar 03, 2021 at 07:02:11PM +0300, Ivan Bornyakov wrote:
> Add basic support for the Marvell 88X2222 multi-speed ethernet
> transceiver.
>
> This PHY provides data transmission over fiber-optic as well as Twinax
> copper links. The 88X2222 supports 2 ports of 10GBase-R and 1000Base-X
> on the line-side interface. The host-side interface supports 4 ports of
> 10GBase-R, RXAUI, 1000Base-X and 2 ports of XAUI.
>
> This driver, however, supports only XAUI on the host-side and
> 1000Base-X/10GBase-R on the line-side, for now. The SGMII is also
> supported over 1000Base-X. Interrupts are not supported.
>
> Internal registers access compliant with the Clause 45 specification.
>
> Signed-off-by: Ivan Bornyakov <i.bornyakov@metrotek.ru>
> ---
> drivers/net/phy/Kconfig | 6 +
> drivers/net/phy/Makefile | 1 +
> drivers/net/phy/marvell-88x2222.c | 519 ++++++++++++++++++++++++++++++
> include/linux/marvell_phy.h | 1 +
> 4 files changed, 527 insertions(+)
> create mode 100644 drivers/net/phy/marvell-88x2222.c
>
> diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
> index 698bea312adc..a615b3660b05 100644
> --- a/drivers/net/phy/Kconfig
> +++ b/drivers/net/phy/Kconfig
> @@ -201,6 +201,12 @@ config MARVELL_10G_PHY
> help
> Support for the Marvell Alaska MV88X3310 and compatible PHYs.
>
> +config MARVELL_88X2222_PHY
> + tristate "Marvell 88X2222 PHY"
> + help
> + Support for the Marvell 88X2222 Dual-port Multi-speed Ethernet
> + Transceiver.
> +
> config MICREL_PHY
> tristate "Micrel PHYs"
> help
> diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile
> index a13e402074cf..de683e3abe63 100644
> --- a/drivers/net/phy/Makefile
> +++ b/drivers/net/phy/Makefile
> @@ -63,6 +63,7 @@ obj-$(CONFIG_LSI_ET1011C_PHY) += et1011c.o
> obj-$(CONFIG_LXT_PHY) += lxt.o
> obj-$(CONFIG_MARVELL_10G_PHY) += marvell10g.o
> obj-$(CONFIG_MARVELL_PHY) += marvell.o
> +obj-$(CONFIG_MARVELL_88X2222_PHY) += marvell-88x2222.o
> obj-$(CONFIG_MESON_GXL_PHY) += meson-gxl.o
> obj-$(CONFIG_MICREL_KS8995MA) += spi_ks8995.o
> obj-$(CONFIG_MICREL_PHY) += micrel.o
> diff --git a/drivers/net/phy/marvell-88x2222.c b/drivers/net/phy/marvell-88x2222.c
> new file mode 100644
> index 000000000000..eca8c2f20684
> --- /dev/null
> +++ b/drivers/net/phy/marvell-88x2222.c
> @@ -0,0 +1,519 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*
> + * Marvell 88x2222 dual-port multi-speed ethernet transceiver.
> + *
> + * Supports:
> + * XAUI on the host side.
> + * 1000Base-X or 10GBase-R on the line side.
> + * SGMII over 1000Base-X.
> + */
> +#include <linux/module.h>
> +#include <linux/phy.h>
> +#include <linux/gpio.h>
> +#include <linux/delay.h>
> +#include <linux/mdio.h>
> +#include <linux/marvell_phy.h>
> +#include <linux/of.h>
> +#include <linux/of_device.h>
> +#include <linux/of_gpio.h>
> +#include <linux/sfp.h>
> +#include <linux/netdevice.h>
> +
> +/* Port PCS Configuration */
> +#define MV_PCS_CONFIG 0xF002
> +#define MV_PCS_HOST_XAUI 0x73
> +#define MV_PCS_LINE_10GBR (0x71 << 8)
> +#define MV_PCS_LINE_1GBX_AN (0x7B << 8)
> +#define MV_PCS_LINE_SGMII_AN (0x7F << 8)
> +
> +/* Port Reset and Power Down */
> +#define MV_PORT_RST 0xF003
> +#define MV_LINE_RST_SW BIT(15)
> +#define MV_HOST_RST_SW BIT(7)
> +#define MV_PORT_RST_SW (MV_LINE_RST_SW | MV_HOST_RST_SW)
> +
> +/* 1000Base-X/SGMII Control Register */
> +#define MV_1GBX_CTRL (0x2000 + MII_BMCR)
> +
> +/* 1000BASE-X/SGMII Status Register */
> +#define MV_1GBX_STAT (0x2000 + MII_BMSR)
> +
> +/* 1000Base-X Auto-Negotiation Advertisement Register */
> +#define MV_1GBX_ADVERTISE (0x2000 + MII_ADVERTISE)
> +
> +/* 1000Base-X PHY Specific Status Register */
> +#define MV_1GBX_PHY_STAT 0xA003
> +#define MV_1GBX_PHY_STAT_AN_RESOLVED BIT(11)
> +#define MV_1GBX_PHY_STAT_DUPLEX BIT(13)
> +#define MV_1GBX_PHY_STAT_SPEED100 BIT(14)
> +#define MV_1GBX_PHY_STAT_SPEED1000 BIT(15)
> +
> +struct mv2222_data {
> + phy_interface_t line_interface;
> + __ETHTOOL_DECLARE_LINK_MODE_MASK(supported);
> +};
> +
> +/* SFI PMA transmit enable */
> +static int mv2222_tx_enable(struct phy_device *phydev)
> +{
> + return phy_clear_bits_mmd(phydev, MDIO_MMD_PMAPMD, MDIO_PMA_TXDIS,
> + MDIO_PMD_TXDIS_GLOBAL);
> +}
> +
> +/* SFI PMA transmit disable */
> +static int mv2222_tx_disable(struct phy_device *phydev)
> +{
> + return phy_set_bits_mmd(phydev, MDIO_MMD_PMAPMD, MDIO_PMA_TXDIS,
> + MDIO_PMD_TXDIS_GLOBAL);
> +}
> +
> +static int mv2222_soft_reset(struct phy_device *phydev)
> +{
> + int val, ret;
> +
> + ret = phy_write_mmd(phydev, MDIO_MMD_VEND2, MV_PORT_RST,
> + MV_PORT_RST_SW);
> + if (ret < 0)
> + return ret;
> +
> + return phy_read_mmd_poll_timeout(phydev, MDIO_MMD_VEND2, MV_PORT_RST,
> + val, !(val & MV_PORT_RST_SW),
> + 5000, 1000000, true);
> +}
> +
> +/* Returns negative on error, 0 if link is down, 1 if link is up */
> +static int mv2222_read_status_10g(struct phy_device *phydev)
> +{
> + int val, link = 0;
> +
> + val = phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_STAT1);
> + if (val < 0)
> + return val;
> +
> + if (val & MDIO_STAT1_LSTATUS) {
> + link = 1;
> +
> + /* 10GBASE-R do not support auto-negotiation */
> + phydev->autoneg = AUTONEG_DISABLE;
> + phydev->speed = SPEED_10000;
> + phydev->duplex = DUPLEX_FULL;
> + }
> +
> + return link;
> +}
> +
> +/* Returns negative on error, 0 if link is down, 1 if link is up */
> +static int mv2222_read_status_1g(struct phy_device *phydev)
> +{
> + int val, link = 0;
> +
> + val = phy_read_mmd(phydev, MDIO_MMD_PCS, MV_1GBX_STAT);
> + if (val < 0)
> + return val;
> +
> + if (!(val & BMSR_LSTATUS) ||
> + (phydev->autoneg == AUTONEG_ENABLE &&
> + !(val & BMSR_ANEGCOMPLETE)))
> + return 0;
> +
> + link = 1;
> +
> + val = phy_read_mmd(phydev, MDIO_MMD_PCS, MV_1GBX_PHY_STAT);
> + if (val < 0)
> + return val;
> +
> + if (val & MV_1GBX_PHY_STAT_AN_RESOLVED) {
> + if (val & MV_1GBX_PHY_STAT_DUPLEX)
> + phydev->duplex = DUPLEX_FULL;
> + else
> + phydev->duplex = DUPLEX_HALF;
> +
> + if (val & MV_1GBX_PHY_STAT_SPEED1000)
> + phydev->speed = SPEED_1000;
> + else if (val & MV_1GBX_PHY_STAT_SPEED100)
> + phydev->speed = SPEED_100;
> + else
> + phydev->speed = SPEED_10;
> + }
> +
> + return link;
> +}
> +
> +static int mv2222_read_status(struct phy_device *phydev)
> +{
> + struct mv2222_data *priv = phydev->priv;
> + int link;
> +
> + phydev->link = 0;
> + phydev->speed = SPEED_UNKNOWN;
> + phydev->duplex = DUPLEX_UNKNOWN;
> +
> + if (priv->line_interface == PHY_INTERFACE_MODE_10GBASER)
> + link = mv2222_read_status_10g(phydev);
> + else
> + link = mv2222_read_status_1g(phydev);
> +
> + if (link < 0)
> + return link;
> +
> + phydev->link = link;
> +
> + return 0;
> +}
> +
> +static int mv2222_disable_aneg(struct phy_device *phydev)
> +{
> + int ret = phy_clear_bits_mmd(phydev, MDIO_MMD_PCS, MV_1GBX_CTRL,
> + BMCR_ANENABLE | BMCR_ANRESTART);
> + if (ret < 0)
> + return ret;
> +
> + return mv2222_soft_reset(phydev);
> +}
> +
> +static int mv2222_enable_aneg(struct phy_device *phydev)
> +{
> + int ret = phy_set_bits_mmd(phydev, MDIO_MMD_PCS, MV_1GBX_CTRL,
> + BMCR_ANENABLE | BMCR_RESET);
> + if (ret < 0)
> + return ret;
> +
> + return mv2222_soft_reset(phydev);
> +}
> +
> +static int mv2222_set_sgmii_speed(struct phy_device *phydev)
> +{
> + struct mv2222_data *priv = phydev->priv;
> +
> + switch (phydev->speed) {
> + default:
> + case SPEED_1000:
> + if ((linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
> + priv->supported) ||
> + linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
> + priv->supported)))
> + return phy_modify_mmd(phydev, MDIO_MMD_PCS,
> + MV_1GBX_CTRL,
> + BMCR_SPEED1000 | BMCR_SPEED100,
> + BMCR_SPEED1000);
> +
> + fallthrough;
> + case SPEED_100:
> + if ((linkmode_test_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT,
> + priv->supported) ||
> + linkmode_test_bit(ETHTOOL_LINK_MODE_100baseT_Half_BIT,
> + priv->supported)))
> + return phy_modify_mmd(phydev, MDIO_MMD_PCS,
> + MV_1GBX_CTRL,
> + BMCR_SPEED1000 | BMCR_SPEED100,
> + BMCR_SPEED100);
> + fallthrough;
> + case SPEED_10:
> + if ((linkmode_test_bit(ETHTOOL_LINK_MODE_10baseT_Full_BIT,
> + priv->supported) ||
> + linkmode_test_bit(ETHTOOL_LINK_MODE_10baseT_Half_BIT,
> + priv->supported)))
> + return phy_modify_mmd(phydev, MDIO_MMD_PCS,
> + MV_1GBX_CTRL,
> + BMCR_SPEED1000 | BMCR_SPEED100,
> + BMCR_SPEED10);
> +
> + return -EINVAL;
> + }
> +}
> +
> +static bool mv2222_is_10g_capable(struct phy_device *phydev)
> +{
> + struct mv2222_data *priv = phydev->priv;
> +
> + return (linkmode_test_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT,
> + priv->supported) ||
> + linkmode_test_bit(ETHTOOL_LINK_MODE_10000baseCR_Full_BIT,
> + priv->supported) ||
> + linkmode_test_bit(ETHTOOL_LINK_MODE_10000baseSR_Full_BIT,
> + priv->supported) ||
> + linkmode_test_bit(ETHTOOL_LINK_MODE_10000baseLR_Full_BIT,
> + priv->supported) ||
> + linkmode_test_bit(ETHTOOL_LINK_MODE_10000baseLRM_Full_BIT,
> + priv->supported) ||
> + linkmode_test_bit(ETHTOOL_LINK_MODE_10000baseER_Full_BIT,
> + priv->supported));
> +}
> +
> +static bool mv2222_is_1gbx_capable(struct phy_device *phydev)
> +{
> + struct mv2222_data *priv = phydev->priv;
> +
> + return linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseX_Full_BIT,
> + priv->supported);
> +}
> +
> +static int mv2222_config_line(struct phy_device *phydev)
> +{
> + struct mv2222_data *priv = phydev->priv;
> +
> + switch (priv->line_interface) {
> + case PHY_INTERFACE_MODE_10GBASER:
> + return phy_write_mmd(phydev, MDIO_MMD_VEND2, MV_PCS_CONFIG,
> + MV_PCS_HOST_XAUI | MV_PCS_LINE_10GBR);
> + case PHY_INTERFACE_MODE_1000BASEX:
> + return phy_write_mmd(phydev, MDIO_MMD_VEND2, MV_PCS_CONFIG,
> + MV_PCS_HOST_XAUI | MV_PCS_LINE_1GBX_AN);
> + case PHY_INTERFACE_MODE_SGMII:
> + return phy_write_mmd(phydev, MDIO_MMD_VEND2, MV_PCS_CONFIG,
> + MV_PCS_HOST_XAUI | MV_PCS_LINE_SGMII_AN);
> + default:
> + return -EINVAL;
> + }
> +}
> +
> +static int mv2222_setup_forced(struct phy_device *phydev)
> +{
> + struct mv2222_data *priv = phydev->priv;
> + bool changed = false;
> + int ret;
> +
> + switch (priv->line_interface) {
> + case PHY_INTERFACE_MODE_10GBASER:
> + if (phydev->speed == SPEED_1000 &&
> + mv2222_is_1gbx_capable(phydev)) {
> + priv->line_interface = PHY_INTERFACE_MODE_1000BASEX;
> + changed = true;
> + }
> +
> + break;
> + case PHY_INTERFACE_MODE_1000BASEX:
> + if (phydev->speed == SPEED_10000 &&
> + mv2222_is_10g_capable(phydev)) {
> + priv->line_interface = PHY_INTERFACE_MODE_10GBASER;
> + changed = true;
> + }
> +
> + break;
> + case PHY_INTERFACE_MODE_SGMII:
> + ret = mv2222_set_sgmii_speed(phydev);
> + if (ret < 0)
> + return ret;
> +
> + break;
> + default:
> + return -EINVAL;
> + }
> +
> + if (changed) {
> + ret = mv2222_config_line(phydev);
> + if (ret < 0)
> + return ret;
> + }
> +
> + return mv2222_disable_aneg(phydev);
> +}
> +
> +static int mv2222_config_aneg(struct phy_device *phydev)
> +{
> + struct mv2222_data *priv = phydev->priv;
> + int ret, adv;
> +
> + /* SFP is not present, do nothing */
> + if (priv->line_interface == PHY_INTERFACE_MODE_NA)
> + return 0;
> +
> + if (phydev->autoneg == AUTONEG_DISABLE ||
> + phydev->speed == SPEED_10000)
> + return mv2222_setup_forced(phydev);
> +
> + if (priv->line_interface == PHY_INTERFACE_MODE_10GBASER &&
> + mv2222_is_1gbx_capable(phydev)) {
> + priv->line_interface = PHY_INTERFACE_MODE_1000BASEX;
> + ret = mv2222_config_line(phydev);
> + if (ret < 0)
> + return ret;
> + }
> +
> + adv = linkmode_adv_to_mii_adv_x(priv->supported,
> + ETHTOOL_LINK_MODE_1000baseX_Full_BIT);
> +
> + ret = phy_modify_mmd(phydev, MDIO_MMD_PCS, MV_1GBX_ADVERTISE,
> + ADVERTISE_1000XFULL |
> + ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM,
> + adv);
> + if (ret < 0)
> + return ret;
> +
> + return mv2222_enable_aneg(phydev);
> +}
> +
> +static int mv2222_aneg_done(struct phy_device *phydev)
> +{
> + int ret;
> +
> + if (mv2222_is_10g_capable(phydev)) {
> + ret = phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_STAT1);
> + if (ret < 0)
> + return ret;
> +
> + if (ret & MDIO_STAT1_LSTATUS)
> + return 1;
> + }
> +
> + ret = phy_read_mmd(phydev, MDIO_MMD_PCS, MV_1GBX_STAT);
> + if (ret < 0)
> + return ret;
> +
> + return (ret & BMSR_ANEGCOMPLETE);
> +}
> +
> +static int mv2222_resume(struct phy_device *phydev)
> +{
> + return mv2222_tx_enable(phydev);
> +}
> +
> +static int mv2222_suspend(struct phy_device *phydev)
> +{
> + return mv2222_tx_disable(phydev);
> +}
> +
> +static int mv2222_get_features(struct phy_device *phydev)
> +{
> + /* All supported linkmodes are set at probe */
> +
> + return 0;
> +}
> +
> +static int mv2222_config_init(struct phy_device *phydev)
> +{
> + if (phydev->interface != PHY_INTERFACE_MODE_XAUI)
> + return -EINVAL;
> +
> + phydev->autoneg = AUTONEG_DISABLE;
> +
> + return 0;
> +}
> +
> +static int mv2222_sfp_insert(void *upstream, const struct sfp_eeprom_id *id)
> +{
> + struct phy_device *phydev = upstream;
> + phy_interface_t sfp_interface;
> + struct mv2222_data *priv;
> + struct device *dev;
> + int ret;
> +
> + __ETHTOOL_DECLARE_LINK_MODE_MASK(sfp_supported) = { 0, };
> +
> + priv = (struct mv2222_data *)phydev->priv;
> + dev = &phydev->mdio.dev;
> +
> + sfp_parse_support(phydev->sfp_bus, id, sfp_supported);
> + sfp_interface = sfp_select_interface(phydev->sfp_bus, sfp_supported);
> +
> + dev_info(dev, "%s SFP module inserted\n", phy_modes(sfp_interface));
> +
> + if (sfp_interface != PHY_INTERFACE_MODE_10GBASER &&
> + sfp_interface != PHY_INTERFACE_MODE_1000BASEX &&
> + sfp_interface != PHY_INTERFACE_MODE_SGMII) {
> + dev_err(dev, "Incompatible SFP module inserted\n");
> +
> + return -EINVAL;
> + }
> +
> + priv->line_interface = sfp_interface;
> + linkmode_and(priv->supported, phydev->supported, sfp_supported);
> +
> + ret = mv2222_config_line(phydev);
> + if (ret < 0)
> + return ret;
> +
> + if (mutex_trylock(&phydev->lock)) {
> + if (priv->line_interface == PHY_INTERFACE_MODE_10GBASER)
> + ret = mv2222_setup_forced(phydev);
> + else
> + ret = mv2222_config_aneg(phydev);
> +
> + mutex_unlock(&phydev->lock);
> + }
> +
> + return ret;
> +}
> +
> +static void mv2222_sfp_remove(void *upstream)
> +{
> + struct phy_device *phydev = upstream;
> + struct mv2222_data *priv;
> +
> + priv = (struct mv2222_data *)phydev->priv;
> +
> + priv->line_interface = PHY_INTERFACE_MODE_NA;
> + linkmode_zero(priv->supported);
> +}
> +
> +static const struct sfp_upstream_ops sfp_phy_ops = {
> + .module_insert = mv2222_sfp_insert,
> + .module_remove = mv2222_sfp_remove,
> + .attach = phy_sfp_attach,
> + .detach = phy_sfp_detach,
> +};
> +
> +static int mv2222_probe(struct phy_device *phydev)
> +{
> + struct device *dev = &phydev->mdio.dev;
> + struct mv2222_data *priv = NULL;
> +
> + __ETHTOOL_DECLARE_LINK_MODE_MASK(supported) = { 0, };
> +
> + linkmode_set_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, supported);
> + linkmode_set_bit(ETHTOOL_LINK_MODE_Pause_BIT, supported);
> + linkmode_set_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, supported);
> + linkmode_set_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, supported);
> + linkmode_set_bit(ETHTOOL_LINK_MODE_TP_BIT, supported);
> + linkmode_set_bit(ETHTOOL_LINK_MODE_10baseT_Half_BIT, supported);
> + linkmode_set_bit(ETHTOOL_LINK_MODE_10baseT_Full_BIT, supported);
> + linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Half_BIT, supported);
> + linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT, supported);
> + linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT, supported);
> + linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, supported);
> + linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseX_Full_BIT, supported);
> + linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseT_Full_BIT, supported);
> + linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseCR_Full_BIT, supported);
> + linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseSR_Full_BIT, supported);
> + linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseLR_Full_BIT, supported);
> + linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseLRM_Full_BIT, supported);
> + linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseER_Full_BIT, supported);
> +
> + linkmode_copy(phydev->supported, supported);
> +
> + priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
> + if (!priv)
> + return -ENOMEM;
> +
> + priv->line_interface = PHY_INTERFACE_MODE_NA;
> + phydev->priv = priv;
> +
> + return phy_sfp_probe(phydev, &sfp_phy_ops);
> +}
> +
> +static struct phy_driver mv2222_drivers[] = {
> + {
> + .phy_id = MARVELL_PHY_ID_88X2222,
> + .phy_id_mask = MARVELL_PHY_ID_MASK,
> + .name = "Marvell 88X2222",
> + .get_features = mv2222_get_features,
> + .soft_reset = mv2222_soft_reset,
> + .config_init = mv2222_config_init,
> + .config_aneg = mv2222_config_aneg,
> + .aneg_done = mv2222_aneg_done,
> + .probe = mv2222_probe,
> + .suspend = mv2222_suspend,
> + .resume = mv2222_resume,
> + .read_status = mv2222_read_status,
> + },
> +};
> +module_phy_driver(mv2222_drivers);
> +
> +static struct mdio_device_id __maybe_unused mv2222_tbl[] = {
> + { MARVELL_PHY_ID_88X2222, MARVELL_PHY_ID_MASK },
> + { }
> +};
> +MODULE_DEVICE_TABLE(mdio, mv2222_tbl);
> +
> +MODULE_DESCRIPTION("Marvell 88x2222 ethernet transceiver driver");
> +MODULE_LICENSE("GPL");
> diff --git a/include/linux/marvell_phy.h b/include/linux/marvell_phy.h
> index 52b1610eae68..274abd5fbac3 100644
> --- a/include/linux/marvell_phy.h
> +++ b/include/linux/marvell_phy.h
> @@ -24,6 +24,7 @@
> #define MARVELL_PHY_ID_88E3016 0x01410e60
> #define MARVELL_PHY_ID_88X3310 0x002b09a0
> #define MARVELL_PHY_ID_88E2110 0x002b09b0
> +#define MARVELL_PHY_ID_88X2222 0x01410f10
>
> /* Marvel 88E1111 in Finisar SFP module with modified PHY ID */
> #define MARVELL_PHY_ID_88E1111_FINISAR 0x01ff0cc0
> --
> 2.20.1
>

Friendly ping.
Is this version good enough already?

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