diff options
| author | Kapil Juneja <Kapil.Juneja@freescale.com> | 2007-05-11 18:25:18 -0500 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-07-08 22:16:38 -0400 |
| commit | 4117b5be4b877cec7c34058f0c239fcf78274e3d (patch) | |
| tree | cd6af1d2edf385af102d654ac13ef4dcc3af6332 /drivers/net | |
| parent | d3c12873c36005263286cf5660663c8c10f9d2b5 (diff) | |
phylib: m88e1111: enable SGMII mode
If connected via SGMII, initialize with SGMII mode configured.
Signed-off-by: Kapil Juneja <Kapil.Juneja@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/phy/marvell.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index b87f8d2a888..fbe1104e9a0 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -60,6 +60,7 @@ #define MII_M1111_PHY_EXT_SR 0x1b #define MII_M1111_HWCFG_MODE_MASK 0xf #define MII_M1111_HWCFG_MODE_RGMII 0xb +#define MII_M1111_HWCFG_MODE_SGMII_NO_CLK 0x4 MODULE_DESCRIPTION("Marvell PHY driver"); MODULE_AUTHOR("Andy Fleming"); @@ -169,6 +170,21 @@ static int m88e1111_config_init(struct phy_device *phydev) return err; } + if (phydev->interface == PHY_INTERFACE_MODE_SGMII) { + int temp; + + temp = phy_read(phydev, MII_M1111_PHY_EXT_SR); + if (temp < 0) + return temp; + + temp &= ~(MII_M1111_HWCFG_MODE_MASK); + temp |= MII_M1111_HWCFG_MODE_SGMII_NO_CLK; + + err = phy_write(phydev, MII_M1111_PHY_EXT_SR, temp); + if (err < 0) + return err; + } + err = phy_write(phydev, MII_BMCR, BMCR_RESET); if (err < 0) return err; |