From a1862a53df1a57387aeee059276ba4233e12b4db Mon Sep 17 00:00:00 2001 From: Li Yang Date: Thu, 8 Feb 2007 17:34:42 +0800 Subject: [PATCH] ucc_geth: Remove obsolete workaround of link speed change The workaround used a long delay of 4s which caused problem when two link-changes happens at the same time. Signed-off-by: Li Yang Signed-off-by: Wu Xiaochuan Signed-off-by: Jeff Garzik --- drivers/net/ucc_geth.c | 71 +++----------------------------------- drivers/net/ucc_geth_phy.c | 2 ++ 2 files changed, 7 insertions(+), 66 deletions(-) diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c index abb8611c5a..db0370affb 100644 --- a/drivers/net/ucc_geth.c +++ b/drivers/net/ucc_geth.c @@ -1709,75 +1709,13 @@ static void adjust_link(struct net_device *dev) if (mii_info->speed != ugeth->oldspeed) { switch (mii_info->speed) { case 1000: -#ifdef CONFIG_PPC_MPC836x -/* FIXME: This code is for 100Mbs BUG fixing, -remove this when it is fixed!!! */ - if (ugeth->ug_info->enet_interface == - ENET_1000_GMII) - /* Run the commands which initialize the PHY */ - { - tempval = - (u32) mii_info->mdio_read(ugeth-> - dev, mii_info->mii_id, 0x1b); - tempval |= 0x000f; - mii_info->mdio_write(ugeth->dev, - mii_info->mii_id, 0x1b, - (u16) tempval); - tempval = - (u32) mii_info->mdio_read(ugeth-> - dev, mii_info->mii_id, - MII_BMCR); - mii_info->mdio_write(ugeth->dev, - mii_info->mii_id, MII_BMCR, - (u16) (tempval | BMCR_RESET)); - } else if (ugeth->ug_info->enet_interface == - ENET_1000_RGMII) - /* Run the commands which initialize the PHY */ - { - tempval = - (u32) mii_info->mdio_read(ugeth-> - dev, mii_info->mii_id, 0x1b); - tempval = (tempval & ~0x000f) | 0x000b; - mii_info->mdio_write(ugeth->dev, - mii_info->mii_id, 0x1b, - (u16) tempval); - tempval = - (u32) mii_info->mdio_read(ugeth-> - dev, mii_info->mii_id, - MII_BMCR); - mii_info->mdio_write(ugeth->dev, - mii_info->mii_id, MII_BMCR, - (u16) (tempval | BMCR_RESET)); - } - msleep(4000); -#endif /* CONFIG_MPC8360 */ - adjust_enet_interface(ugeth); + ugeth->ug_info->enet_interface = ENET_1000_RGMII; break; case 100: - case 10: -#ifdef CONFIG_PPC_MPC836x -/* FIXME: This code is for 100Mbs BUG fixing, -remove this lines when it will be fixed!!! */ ugeth->ug_info->enet_interface = ENET_100_RGMII; - tempval = - (u32) mii_info->mdio_read(ugeth->dev, - mii_info->mii_id, - 0x1b); - tempval = (tempval & ~0x000f) | 0x000b; - mii_info->mdio_write(ugeth->dev, - mii_info->mii_id, 0x1b, - (u16) tempval); - tempval = - (u32) mii_info->mdio_read(ugeth->dev, - mii_info->mii_id, - MII_BMCR); - mii_info->mdio_write(ugeth->dev, - mii_info->mii_id, MII_BMCR, - (u16) (tempval | - BMCR_RESET)); - msleep(4000); -#endif /* CONFIG_MPC8360 */ - adjust_enet_interface(ugeth); + break; + case 10: + ugeth->ug_info->enet_interface = ENET_10_RGMII; break; default: ugeth_warn @@ -1785,6 +1723,7 @@ remove this lines when it will be fixed!!! */ dev->name, mii_info->speed); break; } + adjust_enet_interface(ugeth); ugeth_info("%s: Speed %dBT", dev->name, mii_info->speed); diff --git a/drivers/net/ucc_geth_phy.c b/drivers/net/ucc_geth_phy.c index 3c86592ce0..6fda6d88be 100644 --- a/drivers/net/ucc_geth_phy.c +++ b/drivers/net/ucc_geth_phy.c @@ -376,6 +376,8 @@ static int marvell_init(struct ugeth_mii_info *mii_info) ugphy_vdbg("%s: IN", __FUNCTION__); ucc_geth_phy_write(mii_info, 0x14, 0x0cd2); + ucc_geth_phy_write(mii_info, 0x1b, + (ucc_geth_phy_read(mii_info, 0x1b) & ~0x000f) | 0x000b); ucc_geth_phy_write(mii_info, MII_BMCR, ucc_geth_phy_read(mii_info, MII_BMCR) | BMCR_RESET); msleep(4000); -- 2.39.5