Make sure PCI register for PHY power gets cleared on boot, and make
sure to avoid any PCI posting problems.
Signed-off-by: Stephen Hemminger <[EMAIL PROTECTED]>
--- a/drivers/net/sky2.c 2007-08-21 10:17:59.000000000 -0700
+++ b/drivers/net/sky2.c 2007-08-21 10:18:02.000000000 -0700
@@ -219,9 +219,12 @@ static void sky2_power_on(struct sky2_hw
else
sky2_write8(hw, B2_Y2_CLK_GATE, 0);
- if (hw->chip_id == CHIP_ID_YUKON_EC_U || hw->chip_id ==
CHIP_ID_YUKON_EX) {
+ if (hw->chip_id == CHIP_ID_YUKON_EC_U ||
+ hw->chip_id == CHIP_ID_YUKON_EX) {
u32 reg;
+ sky2_pci_write32(hw, PCI_DEV_REG3, 0);
+
reg = sky2_pci_read32(hw, PCI_DEV_REG4);
/* set all bits to 0 except bits 15..12 and 8 */
reg &= P_ASPM_CONTROL_MSK;
@@ -238,6 +241,8 @@ static void sky2_power_on(struct sky2_hw
reg = sky2_read32(hw, B2_GP_IO);
reg |= GLB_GPIO_STAT_RACE_DIS;
sky2_write32(hw, B2_GP_IO, reg);
+
+ sky2_read32(hw, B2_GP_IO);
}
}
--
Stephen Hemminger <[EMAIL PROTECTED]>
-
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