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| author | Ayaz Abdulla <aabdulla@nvidia.com> | 2007-07-15 06:50:53 -0400 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-07-16 18:29:17 -0400 |
| commit | d215d8a269f397d303c3d5f7c74e98592e8284f1 (patch) | |
| tree | c20bc36384c71d86f32be55a9ddb4979caa9ab7a /drivers/net/forcedeth.c | |
| parent | 14a67f3c6ca319edd011db4edad63dd686426ae2 (diff) | |
| download | lwn-d215d8a269f397d303c3d5f7c74e98592e8284f1.tar.gz lwn-d215d8a269f397d303c3d5f7c74e98592e8284f1.zip | |
forcedeth bug fix: vitesse phy
This patch contains errata fixes for the vitesse phy.
Signed-off-by: Ayaz Abdulla <aabdulla@nvidia.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/forcedeth.c')
| -rw-r--r-- | drivers/net/forcedeth.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index 998afb927d44..f66c521d429d 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -550,6 +550,7 @@ union ring_type { /* PHY defines */ #define PHY_OUI_MARVELL 0x5043 #define PHY_OUI_CICADA 0x03f1 +#define PHY_OUI_VITESSE 0x01c1 #define PHYID1_OUI_MASK 0x03ff #define PHYID1_OUI_SHFT 6 #define PHYID2_OUI_MASK 0xfc00 @@ -563,6 +564,23 @@ union ring_type { #define PHY_CICADA_INIT4 0x0200 #define PHY_CICADA_INIT5 0x0004 #define PHY_CICADA_INIT6 0x02000 +#define PHY_VITESSE_INIT_REG1 0x1f +#define PHY_VITESSE_INIT_REG2 0x10 +#define PHY_VITESSE_INIT_REG3 0x11 +#define PHY_VITESSE_INIT_REG4 0x12 +#define PHY_VITESSE_INIT_MSK1 0xc +#define PHY_VITESSE_INIT_MSK2 0x0180 +#define PHY_VITESSE_INIT1 0x52b5 +#define PHY_VITESSE_INIT2 0xaf8a +#define PHY_VITESSE_INIT3 0x8 +#define PHY_VITESSE_INIT4 0x8f8a +#define PHY_VITESSE_INIT5 0xaf86 +#define PHY_VITESSE_INIT6 0x8f86 +#define PHY_VITESSE_INIT7 0xaf82 +#define PHY_VITESSE_INIT8 0x0100 +#define PHY_VITESSE_INIT9 0x8f82 +#define PHY_VITESSE_INIT10 0x0 + #define PHY_GIGABIT 0x0100 #define PHY_TIMEOUT 0x1 @@ -1162,6 +1180,76 @@ static int phy_init(struct net_device *dev) return PHY_ERROR; } } + if (np->phy_oui == PHY_OUI_VITESSE) { + if (mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG1, PHY_VITESSE_INIT1)) { + printk(KERN_INFO "%s: phy init failed.\n", pci_name(np->pci_dev)); + return PHY_ERROR; + } + if (mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG2, PHY_VITESSE_INIT2)) { + printk(KERN_INFO "%s: phy init failed.\n", pci_name(np->pci_dev)); + return PHY_ERROR; + } + phy_reserved = mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG4, MII_READ); + if (mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG4, phy_reserved)) { + printk(KERN_INFO "%s: phy init failed.\n", pci_name(np->pci_dev)); + return PHY_ERROR; + } + phy_reserved = mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG3, MII_READ); + phy_reserved &= ~PHY_VITESSE_INIT_MSK1; + phy_reserved |= PHY_VITESSE_INIT3; + if (mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG3, phy_reserved)) { + printk(KERN_INFO "%s: phy init failed.\n", pci_name(np->pci_dev)); + return PHY_ERROR; + } + if (mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG2, PHY_VITESSE_INIT4)) { + printk(KERN_INFO "%s: phy init failed.\n", pci_name(np->pci_dev)); + return PHY_ERROR; + } + if (mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG2, PHY_VITESSE_INIT5)) { + printk(KERN_INFO "%s: phy init failed.\n", pci_name(np->pci_dev)); + return PHY_ERROR; + } + phy_reserved = mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG4, MII_READ); + phy_reserved &= ~PHY_VITESSE_INIT_MSK1; + phy_reserved |= PHY_VITESSE_INIT3; + if (mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG4, phy_reserved)) { + printk(KERN_INFO "%s: phy init failed.\n", pci_name(np->pci_dev)); + return PHY_ERROR; + } + phy_reserved = mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG3, MII_READ); + if (mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG3, phy_reserved)) { + printk(KERN_INFO "%s: phy init failed.\n", pci_name(np->pci_dev)); + return PHY_ERROR; + } + if (mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG2, PHY_VITESSE_INIT6)) { + printk(KERN_INFO "%s: phy init failed.\n", pci_name(np->pci_dev)); + return PHY_ERROR; + } + if (mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG2, PHY_VITESSE_INIT7)) { + printk(KERN_INFO "%s: phy init failed.\n", pci_name(np->pci_dev)); + return PHY_ERROR; + } + phy_reserved = mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG4, MII_READ); + if (mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG4, phy_reserved)) { + printk(KERN_INFO "%s: phy init failed.\n", pci_name(np->pci_dev)); + return PHY_ERROR; + } + phy_reserved = mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG3, MII_READ); + phy_reserved &= ~PHY_VITESSE_INIT_MSK2; + phy_reserved |= PHY_VITESSE_INIT8; + if (mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG3, phy_reserved)) { + printk(KERN_INFO "%s: phy init failed.\n", pci_name(np->pci_dev)); + return PHY_ERROR; + } + if (mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG2, PHY_VITESSE_INIT9)) { + printk(KERN_INFO "%s: phy init failed.\n", pci_name(np->pci_dev)); + return PHY_ERROR; + } + if (mii_rw(dev, np->phyaddr, PHY_VITESSE_INIT_REG1, PHY_VITESSE_INIT10)) { + printk(KERN_INFO "%s: phy init failed.\n", pci_name(np->pci_dev)); + return PHY_ERROR; + } + } /* some phys clear out pause advertisment on reset, set it back */ mii_rw(dev, np->phyaddr, MII_ADVERTISE, reg); |