From: Stephen Hemminger Date: Tue, 5 Jun 2007 00:23:24 +0000 (-0700) Subject: sky2: enable clocks before probe X-Git-Tag: v2.6.23-rc1~1201^2~29 X-Git-Url: http://git.rot13.org/?a=commitdiff_plain;h=451af33552286b426940a32126bd3ece243223a3;p=powerpc.git 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 Signed-off-by: Jeff Garzik --- diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index 5b3a866a0b..fbe39d9292 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 \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 */