diff options
Diffstat (limited to 'drivers/net/phy')
| -rw-r--r-- | drivers/net/phy/vitesse.c | 34 |
1 files changed, 22 insertions, 12 deletions
diff --git a/drivers/net/phy/vitesse.c b/drivers/net/phy/vitesse.c index 5d8f6e1..0ec8e09 100644 --- a/drivers/net/phy/vitesse.c +++ b/drivers/net/phy/vitesse.c @@ -3,7 +3,7 @@ * * Author: Kriston Carson * - * Copyright (c) 2005 Freescale Semiconductor, Inc. + * Copyright (c) 2005, 2009 Freescale Semiconductor, Inc. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -61,32 +61,42 @@ MODULE_DESCRIPTION("Vitesse PHY driver"); MODULE_AUTHOR("Kriston Carson"); MODULE_LICENSE("GPL"); -static int vsc824x_config_init(struct phy_device *phydev) +int vsc824x_add_skew(struct phy_device *phydev) { - int extcon; int err; - - err = phy_write(phydev, MII_VSC8244_AUX_CONSTAT, - MII_VSC8244_AUXCONSTAT_INIT); - if (err < 0) - return err; + int extcon; extcon = phy_read(phydev, MII_VSC8244_EXT_CON1); if (extcon < 0) - return err; + return extcon; extcon &= ~(MII_VSC8244_EXTCON1_TX_SKEW_MASK | MII_VSC8244_EXTCON1_RX_SKEW_MASK); - if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) - extcon |= (MII_VSC8244_EXTCON1_TX_SKEW | - MII_VSC8244_EXTCON1_RX_SKEW); + extcon |= (MII_VSC8244_EXTCON1_TX_SKEW | + MII_VSC8244_EXTCON1_RX_SKEW); err = phy_write(phydev, MII_VSC8244_EXT_CON1, extcon); return err; } +EXPORT_SYMBOL(vsc824x_add_skew); + +static int vsc824x_config_init(struct phy_device *phydev) +{ + int err; + + err = phy_write(phydev, MII_VSC8244_AUX_CONSTAT, + MII_VSC8244_AUXCONSTAT_INIT); + if (err < 0) + return err; + + if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) + err = vsc824x_add_skew(phydev); + + return err; +} static int vsc824x_ack_interrupt(struct phy_device *phydev) { |
