[PATCH] sky2: FE+ Phy initialization

[Stephen Hemminger]

One more snippet of PHY initialization required for FE+ chips.
Discovered in latest sk98lin 10.21.1.3 driver.

Please apply to 2.6.23.

Signed-off-by: Stephen Hemminger <[EMAIL PROTECTED]>


--- a/drivers/net/sky2.c        2007-09-24 09:10:36.000000000 -0700
+++ b/drivers/net/sky2.c        2007-09-24 10:22:28.000000000 -0700
@@ -338,6 +338,16 @@ static void sky2_phy_init(struct sky2_hw
                if (!(hw->flags & SKY2_HW_GIGABIT)) {
                        /* enable automatic crossover */
                        ctrl |= PHY_M_PC_MDI_XMODE(PHY_M_PC_ENA_AUTO) >> 1;
+
+                       if (hw->chip_id == CHIP_ID_YUKON_FE_P &&
+                           hw->chip_rev == CHIP_REV_YU_FE2_A0) {
+                               u16 spec;
+
+                               /* Enable Class A driver for FE+ A0 */
+                               spec = gm_phy_read(hw, port, 
PHY_MARV_FE_SPEC_2);
+                               spec |= PHY_M_FESC_SEL_CL_A;
+                               gm_phy_write(hw, port, PHY_MARV_FE_SPEC_2, 
spec);
+                       }
                } else {
                        /* disable energy detect */
                        ctrl &= ~PHY_M_PC_EN_DET_MSK;
-
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