From c52d428dccbd793e991ce0bcc45c6ca8d33aabf7 Mon Sep 17 00:00:00 2001 From: Dirk Eibach Date: Wed, 11 Jan 2017 16:00:46 +0100 Subject: [PATCH] net: phy: Support Marvell 88E1680 Add support for Marvell 88E1680 Integrated Octal 10/100/1000 Mbps Energy Efficient Ethernet Transceiver. Signed-off-by: Dirk Eibach Signed-off-by: Mario Six Reviewed-by: Stefan Roese Acked-by: Joe Hershberger Signed-off-by: Stefan Roese --- drivers/net/phy/marvell.c | 54 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index 4eeb0f6ede..c3058a40b2 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -480,6 +480,49 @@ static int m88e1310_config(struct phy_device *phydev) return genphy_config_aneg(phydev); } +static int m88e1680_config(struct phy_device *phydev) +{ + /* + * As per Marvell Release Notes - Alaska V 88E1680 Rev A2 + * Errata Section 4.1 + */ + u16 reg; + int res; + + /* Matrix LED mode (not neede if single LED mode is used */ + phy_write(phydev, MDIO_DEVAD_NONE, MIIM_88E1118_PHY_PAGE, 0x0004); + reg = phy_read(phydev, MDIO_DEVAD_NONE, 27); + reg |= (1 << 5); + phy_write(phydev, MDIO_DEVAD_NONE, 27, reg); + + /* QSGMII TX amplitude change */ + phy_write(phydev, MDIO_DEVAD_NONE, MIIM_88E1118_PHY_PAGE, 0x00fd); + phy_write(phydev, MDIO_DEVAD_NONE, 8, 0x0b53); + phy_write(phydev, MDIO_DEVAD_NONE, 7, 0x200d); + phy_write(phydev, MDIO_DEVAD_NONE, MIIM_88E1118_PHY_PAGE, 0x0000); + + /* EEE initialization */ + phy_write(phydev, MDIO_DEVAD_NONE, MIIM_88E1118_PHY_PAGE, 0x00ff); + phy_write(phydev, MDIO_DEVAD_NONE, 17, 0xb030); + phy_write(phydev, MDIO_DEVAD_NONE, 16, 0x215c); + phy_write(phydev, MDIO_DEVAD_NONE, 22, 0x00fc); + phy_write(phydev, MDIO_DEVAD_NONE, 24, 0x888c); + phy_write(phydev, MDIO_DEVAD_NONE, 25, 0x888c); + phy_write(phydev, MDIO_DEVAD_NONE, MIIM_88E1118_PHY_PAGE, 0x0000); + phy_write(phydev, MDIO_DEVAD_NONE, 0, 0x9140); + + res = genphy_config_aneg(phydev); + if (res < 0) + return res; + + /* soft reset */ + reg = phy_read(phydev, MDIO_DEVAD_NONE, MII_BMCR); + reg |= BMCR_RESET; + phy_write(phydev, MDIO_DEVAD_NONE, MII_BMCR, reg); + + return 0; +} + static struct phy_driver M88E1011S_driver = { .name = "Marvell 88E1011S", .uid = 0x1410c60, @@ -580,6 +623,16 @@ static struct phy_driver M88E1310_driver = { .shutdown = &genphy_shutdown, }; +static struct phy_driver M88E1680_driver = { + .name = "Marvell 88E1680", + .uid = 0x1410ed0, + .mask = 0xffffff0, + .features = PHY_GBIT_FEATURES, + .config = &m88e1680_config, + .startup = &genphy_startup, + .shutdown = &genphy_shutdown, +}; + int phy_marvell_init(void) { phy_register(&M88E1310_driver); @@ -592,6 +645,7 @@ int phy_marvell_init(void) phy_register(&M88E1011S_driver); phy_register(&M88E1510_driver); phy_register(&M88E1518_driver); + phy_register(&M88E1680_driver); return 0; } -- 2.39.5