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AT91RM9200 Ethernet: Support additional PHYs

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Add support for a number of new PHY's in the AT91RM9200 Ethernet driver.
- Teridian 78Q21x3
- SMSC LAN83C185
  (Patch from Luca Gamma)
- National Semiconductor DP83848
  (Patches from Ivan Kuten & Thomas Foldesi)

Signed-off-by: Andrew Victor <andrew@sanpeople.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Andrew Victor
2007-05-03 09:17:15 +02:00
committed by Jeff Garzik
parent 0b45d18643
commit 6b4aea7352
2 changed files with 73 additions and 21 deletions
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45
drivers/net/arm/at91_ether.c
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@@ -225,6 +225,16 @@ static irqreturn_t at91ether_phy_interrupt(int irq, void *dev_id)
if (!(phy & ((1 << 2) | 1)))
goto done;
}
else if (lp->phy_type == MII_T78Q21x3_ID) { /* ack interrupt in Teridian PHY */
read_phy(lp->phy_address, MII_T78Q21INT_REG, &phy);
if (!(phy & ((1 << 2) | 1)))
goto done;
}
else if (lp->phy_type == MII_DP83848_ID) {
read_phy(lp->phy_address, MII_DPPHYSTS_REG, &phy); /* ack interrupt in DP83848 PHY */
if (!(phy & (1 << 7)))
goto done;
}
update_linkspeed(dev, 0);
@@ -280,6 +290,19 @@ static void enable_phyirq(struct net_device *dev)
dsintr = (1 << 10) | ( 1 << 8);
write_phy(lp->phy_address, MII_TPISTATUS, dsintr);
}
else if (lp->phy_type == MII_T78Q21x3_ID) { /* for Teridian PHY */
read_phy(lp->phy_address, MII_T78Q21INT_REG, &dsintr);
dsintr = dsintr | 0x500; /* set bits 8, 10 */
write_phy(lp->phy_address, MII_T78Q21INT_REG, dsintr);
}
else if (lp->phy_type == MII_DP83848_ID) { /* National Semiconductor DP83848 PHY */
read_phy(lp->phy_address, MII_DPMISR_REG, &dsintr);
dsintr = dsintr | 0x3c; /* set bits 2..5 */
write_phy(lp->phy_address, MII_DPMISR_REG, dsintr);
read_phy(lp->phy_address, MII_DPMICR_REG, &dsintr);
dsintr = dsintr | 0x3; /* set bits 0,1 */
write_phy(lp->phy_address, MII_DPMICR_REG, dsintr);
}
disable_mdi();
spin_unlock_irq(&lp->lock);
@@ -323,6 +346,19 @@ static void disable_phyirq(struct net_device *dev)
dsintr = ~((1 << 10) | (1 << 8));
write_phy(lp->phy_address, MII_TPISTATUS, dsintr);
}
else if (lp->phy_type == MII_T78Q21x3_ID) { /* for Teridian PHY */
read_phy(lp->phy_address, MII_T78Q21INT_REG, &dsintr);
dsintr = dsintr & ~0x500; /* clear bits 8, 10 */
write_phy(lp->phy_address, MII_T78Q21INT_REG, dsintr);
}
else if (lp->phy_type == MII_DP83848_ID) { /* National Semiconductor DP83848 PHY */
read_phy(lp->phy_address, MII_DPMICR_REG, &dsintr);
dsintr = dsintr & ~0x3; /* clear bits 0, 1 */
write_phy(lp->phy_address, MII_DPMICR_REG, dsintr);
read_phy(lp->phy_address, MII_DPMISR_REG, &dsintr);
dsintr = dsintr & ~0x3c; /* clear bits 2..5 */
write_phy(lp->phy_address, MII_DPMISR_REG, dsintr);
}
disable_mdi();
spin_unlock_irq(&lp->lock);
@@ -1062,10 +1098,16 @@ static int __init at91ether_setup(unsigned long phy_type, unsigned short phy_add
printk(KERN_INFO "%s: Broadcom BCM5221 PHY\n", dev->name);
else if (phy_type == MII_DP83847_ID)
printk(KERN_INFO "%s: National Semiconductor DP83847 PHY\n", dev->name);
else if (phy_type == MII_DP83848_ID)
printk(KERN_INFO "%s: National Semiconductor DP83848 PHY\n", dev->name);
else if (phy_type == MII_AC101L_ID)
printk(KERN_INFO "%s: Altima AC101L PHY\n", dev->name);
else if (phy_type == MII_KS8721_ID)
printk(KERN_INFO "%s: Micrel KS8721 PHY\n", dev->name);
else if (phy_type == MII_T78Q21x3_ID)
printk(KERN_INFO "%s: Teridian 78Q21x3 PHY\n", dev->name);
else if (phy_type == MII_LAN83C185_ID)
printk(KERN_INFO "%s: SMSC LAN83C185 PHY\n", dev->name);
return 0;
}
@@ -1103,8 +1145,11 @@ static int __init at91ether_probe(struct platform_device *pdev)
case MII_RTL8201_ID: /* Realtek RTL8201: PHY_ID1 = 0, PHY_ID2 = 0x8201 */
case MII_BCM5221_ID: /* Broadcom BCM5221: PHY_ID1 = 0x40, PHY_ID2 = 0x61e0 */
case MII_DP83847_ID: /* National Semiconductor DP83847: */
case MII_DP83848_ID: /* National Semiconductor DP83848: */
case MII_AC101L_ID: /* Altima AC101L: PHY_ID1 = 0x22, PHY_ID2 = 0x5520 */
case MII_KS8721_ID: /* Micrel KS8721: PHY_ID1 = 0x22, PHY_ID2 = 0x1610 */
case MII_T78Q21x3_ID: /* Teridian 78Q21x3: PHY_ID1 = 0x0E, PHY_ID2 = 7237 */
case MII_LAN83C185_ID: /* SMSC LAN83C185: PHY_ID1 = 0x0007, PHY_ID2 = 0xC0A1 */
detected = at91ether_setup(phy_id, phy_address, pdev, ether_clk);
break;
}