diff options
Diffstat (limited to 'drivers/net/tg3.c')
| -rw-r--r-- | drivers/net/tg3.c | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index ddeaa0c7830..82b1cf0e2d1 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -1106,6 +1106,19 @@ static int tg3_phy_reset(struct tg3 *tp) if (err) return err; + if (tp->pci_chip_rev_id == CHIPREV_ID_5784_A0 || + tp->pci_chip_rev_id == CHIPREV_ID_5761_A0) { + u32 val; + + val = tr32(TG3_CPMU_LSPD_1000MB_CLK); + if ((val & CPMU_LSPD_1000MB_MACCLK_MASK) == + CPMU_LSPD_1000MB_MACCLK_12_5) { + val &= ~CPMU_LSPD_1000MB_MACCLK_MASK; + udelay(40); + tw32_f(TG3_CPMU_LSPD_1000MB_CLK, val); + } + } + out: if (tp->tg3_flags2 & TG3_FLG2_PHY_ADC_BUG) { tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00); @@ -1297,6 +1310,8 @@ static void tg3_nvram_unlock(struct tg3 *); static void tg3_power_down_phy(struct tg3 *tp) { + u32 val; + if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) { if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) { u32 sg_dig_ctrl = tr32(SG_DIG_CTRL); @@ -1311,8 +1326,6 @@ static void tg3_power_down_phy(struct tg3 *tp) } if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) { - u32 val; - tg3_bmcr_reset(tp); val = tr32(GRC_MISC_CFG); tw32_f(GRC_MISC_CFG, val | GRC_MISC_CFG_EPHY_IDDQ); @@ -1332,6 +1345,15 @@ static void tg3_power_down_phy(struct tg3 *tp) (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780 && (tp->tg3_flags2 & TG3_FLG2_MII_SERDES))) return; + + if (tp->pci_chip_rev_id == CHIPREV_ID_5784_A0 || + tp->pci_chip_rev_id == CHIPREV_ID_5761_A0) { + val = tr32(TG3_CPMU_LSPD_1000MB_CLK); + val &= ~CPMU_LSPD_1000MB_MACCLK_MASK; + val |= CPMU_LSPD_1000MB_MACCLK_12_5; + tw32_f(TG3_CPMU_LSPD_1000MB_CLK, val); + } + tg3_writephy(tp, MII_BMCR, BMCR_PDOWN); } |