You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
44 lines
1.4 KiB
44 lines
1.4 KiB
Index: linux-2.6.24.2/drivers/net/arm/ixp4xx_eth.c
|
|
===================================================================
|
|
--- linux-2.6.24.2.orig/drivers/net/arm/ixp4xx_eth.c
|
|
+++ linux-2.6.24.2/drivers/net/arm/ixp4xx_eth.c
|
|
@@ -322,8 +322,12 @@ static void phy_reset(struct net_device
|
|
struct port *port = netdev_priv(dev);
|
|
int phy_id = port->mii[idx].phy_id;
|
|
int cycles = 0;
|
|
+ u16 bmcr;
|
|
|
|
- mdio_write(dev, phy_id, MII_BMCR, port->mii_bmcr[idx] | BMCR_RESET);
|
|
+ /* reset the PHY */
|
|
+ bmcr = mdio_read(dev, phy_id, MII_BMCR);
|
|
+ bmcr |= BMCR_ANENABLE;
|
|
+ mdio_write(dev, phy_id, MII_BMCR, bmcr | BMCR_RESET);
|
|
|
|
while (cycles < MAX_MII_RESET_RETRIES) {
|
|
if (!(mdio_read(dev, phy_id, MII_BMCR) & BMCR_RESET)) {
|
|
@@ -331,13 +335,23 @@ static void phy_reset(struct net_device
|
|
printk(KERN_DEBUG "%s: phy_reset() took %i cycles\n",
|
|
dev->name, cycles);
|
|
#endif
|
|
- return;
|
|
+ break;
|
|
}
|
|
udelay(1);
|
|
cycles++;
|
|
}
|
|
|
|
- printk(KERN_ERR "%s: MII reset failed on PHY%2d\n", dev->name, phy_id);
|
|
+ if (cycles == MAX_MII_RESET_RETRIES) {
|
|
+ printk(KERN_ERR "%s: MII reset failed on PHY%2d\n", dev->name,
|
|
+ phy_id);
|
|
+ return;
|
|
+ }
|
|
+
|
|
+ /* restart auto negotiation */
|
|
+ bmcr = mdio_read(dev, phy_id, MII_BMCR);
|
|
+ bmcr |= (BMCR_ANENABLE | BMCR_ANRESTART);
|
|
+ mdio_write(dev, phy_id, MII_BMCR, bmcr);
|
|
+
|
|
}
|
|
|
|
static void eth_set_duplex(struct port *port, int full_duplex)
|
|
|