From 140bc92903287cff4545e358c1651e4b7312cbd3 Mon Sep 17 00:00:00 2001 From: Sergei Poselenov Date: Tue, 7 Apr 2009 02:01:41 +0000 Subject: phylib: Basic support for the M88E1121R Marvell chip Add support for the Marvell M88E1121R Dual GigE PHY Signed-off-by: Yuri Tikhonov Signed-off-by: Sergei Poselenov Signed-off-by: Anatolij Gustschin Signed-off-by: David S. Miller --- drivers/net/phy/marvell.c | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) (limited to 'drivers/net/phy/marvell.c') diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index eb6411c4694f..e9f436ba800f 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -69,6 +69,11 @@ #define MII_M1111_COPPER 0 #define MII_M1111_FIBER 1 +#define MII_88E1121_PHY_LED_CTRL 16 +#define MII_88E1121_PHY_LED_PAGE 3 +#define MII_88E1121_PHY_LED_DEF 0x0030 +#define MII_88E1121_PHY_PAGE 22 + #define MII_M1011_PHY_STATUS 0x11 #define MII_M1011_PHY_STATUS_1000 0x8000 #define MII_M1011_PHY_STATUS_100 0x4000 @@ -154,6 +159,30 @@ static int marvell_config_aneg(struct phy_device *phydev) return err; } +static int m88e1121_config_aneg(struct phy_device *phydev) +{ + int err, temp; + + err = phy_write(phydev, MII_BMCR, BMCR_RESET); + if (err < 0) + return err; + + err = phy_write(phydev, MII_M1011_PHY_SCR, + MII_M1011_PHY_SCR_AUTO_CROSS); + if (err < 0) + return err; + + temp = phy_read(phydev, MII_88E1121_PHY_PAGE); + + phy_write(phydev, MII_88E1121_PHY_PAGE, MII_88E1121_PHY_LED_PAGE); + phy_write(phydev, MII_88E1121_PHY_LED_CTRL, MII_88E1121_PHY_LED_DEF); + phy_write(phydev, MII_88E1121_PHY_PAGE, temp); + + err = genphy_config_aneg(phydev); + + return err; +} + static int m88e1111_config_init(struct phy_device *phydev) { int err; @@ -481,6 +510,18 @@ static struct phy_driver marvell_drivers[] = { .config_intr = &marvell_config_intr, .driver = {.owner = THIS_MODULE,}, }, + { + .phy_id = 0x01410cb0, + .phy_id_mask = 0xfffffff0, + .name = "Marvell 88E1121R", + .features = PHY_GBIT_FEATURES, + .flags = PHY_HAS_INTERRUPT, + .config_aneg = &m88e1121_config_aneg, + .read_status = &marvell_read_status, + .ack_interrupt = &marvell_ack_interrupt, + .config_intr = &marvell_config_intr, + .driver = { .owner = THIS_MODULE }, + }, { .phy_id = 0x01410cd0, .phy_id_mask = 0xfffffff0, -- cgit v1.2.3 From dcd07be3ffab7d20f4d498369e7526f6f4945257 Mon Sep 17 00:00:00 2001 From: Anatolij Gustschin Date: Tue, 7 Apr 2009 02:01:43 +0000 Subject: phylib: Add interrupt source check function to M88E1121R driver Add did_interrupt() function to check if a PHY port really caused an interrupt. This is needed in the case of shared PHY interrupt pin configuration to stop interrupt event processing for PHY ports which didn't cause an interrupt. Signed-off-by: Anatolij Gustschin Signed-off-by: David S. Miller --- drivers/net/phy/marvell.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'drivers/net/phy/marvell.c') diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index e9f436ba800f..7a3ec9d39a9a 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -458,6 +458,18 @@ static int marvell_read_status(struct phy_device *phydev) return 0; } +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 struct phy_driver marvell_drivers[] = { { .phy_id = 0x01410c60, @@ -520,6 +532,7 @@ static struct phy_driver marvell_drivers[] = { .read_status = &marvell_read_status, .ack_interrupt = &marvell_ack_interrupt, .config_intr = &marvell_config_intr, + .did_interrupt = &m88e1121_did_interrupt, .driver = { .owner = THIS_MODULE }, }, { -- cgit v1.2.3