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| author | Kim Phillips <kim.phillips@freescale.com> | 2007-11-26 16:17:52 -0600 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-12-01 16:32:30 -0500 |
| commit | 9daf5a7695f70b60c498aac079f908c81ffe4d15 (patch) | |
| tree | d3bfc6a105ad7c077656b4947f38b6b36f228967 /drivers | |
| parent | 7d400a4c589749bf5b5e544aee07b3c489b54d02 (diff) | |
| download | kernel_samsung_crespo-9daf5a7695f70b60c498aac079f908c81ffe4d15.zip kernel_samsung_crespo-9daf5a7695f70b60c498aac079f908c81ffe4d15.tar.gz kernel_samsung_crespo-9daf5a7695f70b60c498aac079f908c81ffe4d15.tar.bz2 | |
phylib: marvell: add support for TX-only and RX-only Internal Delay
Previously, Internal Delay specification implied the delay be
applied to both TX and RX. This patch allows for separate TX/RX-only
internal delay specification.
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Tested-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Acked-by: Li Yang <leoli@freescale.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/phy/marvell.c | 26 |
1 files changed, 17 insertions, 9 deletions
diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index 035fd41..f057407 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -143,21 +143,29 @@ static int m88e1111_config_init(struct phy_device *phydev) int err; if ((phydev->interface == PHY_INTERFACE_MODE_RGMII) || - (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)) { + (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) || + (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) || + (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)) { int temp; - if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) { - temp = phy_read(phydev, MII_M1111_PHY_EXT_CR); - if (temp < 0) - return temp; + temp = phy_read(phydev, MII_M1111_PHY_EXT_CR); + if (temp < 0) + return temp; + if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) { temp |= (MII_M1111_RX_DELAY | MII_M1111_TX_DELAY); - - err = phy_write(phydev, MII_M1111_PHY_EXT_CR, temp); - if (err < 0) - return err; + } else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) { + temp &= ~MII_M1111_TX_DELAY; + temp |= MII_M1111_RX_DELAY; + } else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) { + temp &= ~MII_M1111_RX_DELAY; + temp |= MII_M1111_TX_DELAY; } + err = phy_write(phydev, MII_M1111_PHY_EXT_CR, temp); + if (err < 0) + return err; + temp = phy_read(phydev, MII_M1111_PHY_EXT_SR); if (temp < 0) return temp; |