diff options
| author |   Stephen Hemminger <shemminger@linux-foundation.org> | 2007-06-04 17:23:24 -0700 |
|---|---|---|
| committer |   Jeff Garzik <jeff@garzik.org> | 2007-07-08 22:16:42 -0400 |
| commit | 451af33552286b426940a32126bd3ece243223a3 (patch) | |
| tree | 9e953434b8e79a0dd0231abe19326de8939a78cb /drivers/net/sky2.c | |
| parent | sky2: rename BMU register (diff) | |
| download | linux-dev-451af33552286b426940a32126bd3ece243223a3.tar.xz linux-dev-451af33552286b426940a32126bd3ece243223a3.zip | |
sky2: enable clocks before probe
Catch-22: On Yukon EX (88E8071) need to have internal clocks enabled
before reading chip id. It is harmless on other chips.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/sky2.c')
| -rw-r--r-- | drivers/net/sky2.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index 5b3a866a0b1c..fbe39d929277 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -2519,6 +2519,9 @@ static int __devinit sky2_init(struct sky2_hw *hw) { u8 t8; + /* Enable all clocks */ + sky2_pci_write32(hw, PCI_DEV_REG3, 0); + sky2_write8(hw, B0_CTST, CS_RST_CLR); hw->chip_id = sky2_read8(hw, B2_CHIP_ID); @@ -2532,10 +2535,6 @@ static int __devinit sky2_init(struct sky2_hw *hw) dev_warn(&hw->pdev->dev, "this driver not yet tested on this chip type\n" "Please report success or failure to <netdev@vger.kernel.org>\n"); - /* Make sure and enable all clocks */ - if (hw->chip_id == CHIP_ID_YUKON_EX || hw->chip_id == CHIP_ID_YUKON_EC_U) - sky2_pci_write32(hw, PCI_DEV_REG3, 0); - hw->chip_rev = (sky2_read8(hw, B2_MAC_CFG) & CFG_CHIP_R_MSK) >> 4; /* This rev is really old, and requires untested workarounds */ |