From 6d3105d5388c359882068b161b431ab3db4b3721 Mon Sep 17 00:00:00 2001 From: Stephen Hemminger Date: Mon, 24 Sep 2007 19:34:51 -0700 Subject: [PATCH] sky2: FE+ Phy initialization 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 Signed-off-by: Jeff Garzik --- drivers/net/sky2.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index eaffe551d1d..f3a8243219a 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -338,6 +338,16 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port) 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;