diff options
Diffstat (limited to 'drivers/net/ethernet/intel/igb/e1000_phy.c')
| -rw-r--r-- | drivers/net/ethernet/intel/igb/e1000_phy.c | 93 |
1 files changed, 91 insertions, 2 deletions
diff --git a/drivers/net/ethernet/intel/igb/e1000_phy.c b/drivers/net/ethernet/intel/igb/e1000_phy.c index 987c9de24764..23ec28f43f6d 100644 --- a/drivers/net/ethernet/intel/igb/e1000_phy.c +++ b/drivers/net/ethernet/intel/igb/e1000_phy.c @@ -1262,6 +1262,8 @@ s32 igb_phy_force_speed_duplex_m88(struct e1000_hw *hw) switch (hw->phy.id) { case I347AT4_E_PHY_ID: case M88E1112_E_PHY_ID: + case M88E1543_E_PHY_ID: + case M88E1512_E_PHY_ID: case I210_I_PHY_ID: reset_dsp = false; break; @@ -1270,9 +1272,9 @@ s32 igb_phy_force_speed_duplex_m88(struct e1000_hw *hw) reset_dsp = false; break; } - if (!reset_dsp) + if (!reset_dsp) { hw_dbg("Link taking longer than expected.\n"); - else { + } else { /* We didn't get link. * Reset the DSP and cross our fingers. */ @@ -1297,6 +1299,8 @@ s32 igb_phy_force_speed_duplex_m88(struct e1000_hw *hw) if (hw->phy.type != e1000_phy_m88 || hw->phy.id == I347AT4_E_PHY_ID || hw->phy.id == M88E1112_E_PHY_ID || + hw->phy.id == M88E1543_E_PHY_ID || + hw->phy.id == M88E1512_E_PHY_ID || hw->phy.id == I210_I_PHY_ID) goto out; @@ -1737,6 +1741,7 @@ s32 igb_get_cable_length_m88_gen2(struct e1000_hw *hw) phy->cable_length = phy_data / (is_cm ? 100 : 1); break; case M88E1543_E_PHY_ID: + case M88E1512_E_PHY_ID: case I347AT4_E_PHY_ID: /* Remember the original page select and set it to 7 */ ret_val = phy->ops.read_reg(hw, I347AT4_PAGE_SELECT, @@ -2189,6 +2194,90 @@ s32 igb_phy_init_script_igp3(struct e1000_hw *hw) } /** + * igb_initialize_M88E1512_phy - Initialize M88E1512 PHY + * @hw: pointer to the HW structure + * + * Initialize Marvel 1512 to work correctly with Avoton. + **/ +s32 igb_initialize_M88E1512_phy(struct e1000_hw *hw) +{ + struct e1000_phy_info *phy = &hw->phy; + s32 ret_val = 0; + + /* Switch to PHY page 0xFF. */ + ret_val = phy->ops.write_reg(hw, E1000_M88E1543_PAGE_ADDR, 0x00FF); + if (ret_val) + goto out; + + ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_2, 0x214B); + if (ret_val) + goto out; + + ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_1, 0x2144); + if (ret_val) + goto out; + + ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_2, 0x0C28); + if (ret_val) + goto out; + + ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_1, 0x2146); + if (ret_val) + goto out; + + ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_2, 0xB233); + if (ret_val) + goto out; + + ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_1, 0x214D); + if (ret_val) + goto out; + + ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_2, 0xCC0C); + if (ret_val) + goto out; + + ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_1, 0x2159); + if (ret_val) + goto out; + + /* Switch to PHY page 0xFB. */ + ret_val = phy->ops.write_reg(hw, E1000_M88E1543_PAGE_ADDR, 0x00FB); + if (ret_val) + goto out; + + ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_3, 0x000D); + if (ret_val) + goto out; + + /* Switch to PHY page 0x12. */ + ret_val = phy->ops.write_reg(hw, E1000_M88E1543_PAGE_ADDR, 0x12); + if (ret_val) + goto out; + + /* Change mode to SGMII-to-Copper */ + ret_val = phy->ops.write_reg(hw, E1000_M88E1512_MODE, 0x8001); + if (ret_val) + goto out; + + /* Return the PHY to page 0. */ + ret_val = phy->ops.write_reg(hw, E1000_M88E1543_PAGE_ADDR, 0); + if (ret_val) + goto out; + + ret_val = igb_phy_sw_reset(hw); + if (ret_val) { + hw_dbg("Error committing the PHY changes\n"); + return ret_val; + } + + /* msec_delay(1000); */ + usleep_range(1000, 2000); +out: + return ret_val; +} + +/** * igb_power_up_phy_copper - Restore copper link in case of PHY power down * @hw: pointer to the HW structure * |