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authorLi Yang <leoli@freescale.com>2007-02-08 10:34:42 +0100
committerJeff Garzik <jeff@garzik.org>2007-02-09 02:13:15 +0100
commita1862a53df1a57387aeee059276ba4233e12b4db (patch)
treeb751b3feb96afb03af6dffdda2fa96b435c6ff40 /drivers/net
parentcxgb3: sysfs attributes in -mm tree (diff)
downloadlinux-a1862a53df1a57387aeee059276ba4233e12b4db.tar.xz
linux-a1862a53df1a57387aeee059276ba4233e12b4db.zip
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 <leoli@freescale.com> Signed-off-by: Wu Xiaochuan <xiao-chuan.wu@freescale.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ucc_geth.c71
-rw-r--r--drivers/net/ucc_geth_phy.c2
2 files changed, 7 insertions, 66 deletions
diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c
index abb8611c5a91..db0370affb6b 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 3c86592ce03c..6fda6d88be49 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);