sky2: enable PCI config writes

On some boards, PCI configuration space access is turned off by default.
The 2.6.24 driver doesn't turn it on, and should have.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index c27c7d6..4f41a94 100644 (file)
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -2791,6 +2791,9 @@ static void sky2_reset(struct sky2_hw *hw)
        sky2_write8(hw, B0_CTST, CS_RST_SET);
        sky2_write8(hw, B0_CTST, CS_RST_CLR);
 
+       /* allow writes to PCI config */
+       sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_ON);
+
        /* clear PCI errors, if any */
        pci_read_config_word(pdev, PCI_STATUS, &status);
        status |= PCI_STATUS_ERROR_BITS;