mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-24 20:24:15 +02:00
ba0bfea873
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13548 3c298f89-4303-0410-b956-a3cf2f4a3e73
43 lines
1.2 KiB
Diff
43 lines
1.2 KiB
Diff
--- a/drivers/net/arm/ixp4xx_eth.c
|
|
+++ b/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)
|