return 0;
}
+s32 ngbe_read_phy_reg_sds_ext_yt(struct ngbe_hw *hw,
+ u32 reg_addr, u32 device_type, u16 *phy_data)
+{
+ ngbe_write_phy_reg_ext_yt(hw, YT_SMI_PHY, device_type, YT_SMI_PHY_SDS);
+ ngbe_read_phy_reg_ext_yt(hw, reg_addr, device_type, phy_data);
+ ngbe_write_phy_reg_ext_yt(hw, YT_SMI_PHY, device_type, 0);
+
+ return 0;
+}
+
+s32 ngbe_write_phy_reg_sds_ext_yt(struct ngbe_hw *hw,
+ u32 reg_addr, u32 device_type, u16 phy_data)
+{
+ ngbe_write_phy_reg_ext_yt(hw, YT_SMI_PHY, device_type, YT_SMI_PHY_SDS);
+ ngbe_write_phy_reg_ext_yt(hw, reg_addr, device_type, phy_data);
+ ngbe_write_phy_reg_ext_yt(hw, YT_SMI_PHY, device_type, 0);
+
+ return 0;
+}
+
+s32 ngbe_init_phy_yt(struct ngbe_hw *hw)
+{
+ u16 value = 0;
+
+ DEBUGFUNC("ngbe_init_phy_yt");
+
+ if (hw->phy.type != ngbe_phy_yt8521s_sfi)
+ return 0;
+
+ /* select sds area register */
+ ngbe_write_phy_reg_ext_yt(hw, YT_SMI_PHY, 0, 0);
+ /* enable interrupts */
+ ngbe_write_phy_reg_mdi(hw, YT_INTR, 0, YT_INTR_ENA_MASK);
+
+ /* select fiber_to_rgmii first in multiplex */
+ ngbe_read_phy_reg_ext_yt(hw, YT_MISC, 0, &value);
+ value |= YT_MISC_FIBER_PRIO;
+ ngbe_write_phy_reg_ext_yt(hw, YT_MISC, 0, value);
+
+ hw->phy.read_reg(hw, YT_BCR, 0, &value);
+ value |= YT_BCR_PWDN;
+ hw->phy.write_reg(hw, YT_BCR, 0, value);
+
+ return 0;
+}
+
+s32 ngbe_setup_phy_link_yt(struct ngbe_hw *hw, u32 speed,
+ bool autoneg_wait_to_complete)
+{
+ u16 value_r4 = 0;
+ u16 value_r9 = 0;
+ u16 value;
+
+ DEBUGFUNC("ngbe_setup_phy_link_yt");
+ UNREFERENCED_PARAMETER(autoneg_wait_to_complete);
+
+ hw->phy.autoneg_advertised = 0;
+
+ if (hw->phy.type == ngbe_phy_yt8521s) {
+ /*disable 100/10base-T Self-negotiation ability*/
+ hw->phy.read_reg(hw, YT_ANA, 0, &value);
+ value &= ~(YT_ANA_100BASET_FULL | YT_ANA_10BASET_FULL);
+ hw->phy.write_reg(hw, YT_ANA, 0, value);
+
+ /*disable 1000base-T Self-negotiation ability*/
+ hw->phy.read_reg(hw, YT_MS_CTRL, 0, &value);
+ value &= ~YT_MS_1000BASET_FULL;
+ hw->phy.write_reg(hw, YT_MS_CTRL, 0, value);
+
+ if (speed & NGBE_LINK_SPEED_1GB_FULL) {
+ hw->phy.autoneg_advertised |= NGBE_LINK_SPEED_1GB_FULL;
+ value_r9 |= YT_MS_1000BASET_FULL;
+ }
+ if (speed & NGBE_LINK_SPEED_100M_FULL) {
+ hw->phy.autoneg_advertised |= NGBE_LINK_SPEED_100M_FULL;
+ value_r4 |= YT_ANA_100BASET_FULL;
+ }
+ if (speed & NGBE_LINK_SPEED_10M_FULL) {
+ hw->phy.autoneg_advertised |= NGBE_LINK_SPEED_10M_FULL;
+ value_r4 |= YT_ANA_10BASET_FULL;
+ }
+
+ /* enable 1000base-T Self-negotiation ability */
+ hw->phy.read_reg(hw, YT_MS_CTRL, 0, &value);
+ value |= value_r9;
+ hw->phy.write_reg(hw, YT_MS_CTRL, 0, value);
+
+ /* enable 100/10base-T Self-negotiation ability */
+ hw->phy.read_reg(hw, YT_ANA, 0, &value);
+ value |= value_r4;
+ hw->phy.write_reg(hw, YT_ANA, 0, value);
+
+ /* software reset to make the above configuration take effect*/
+ hw->phy.read_reg(hw, YT_BCR, 0, &value);
+ value |= YT_BCR_RESET;
+ hw->phy.write_reg(hw, YT_BCR, 0, value);
+ } else {
+ hw->phy.autoneg_advertised |= NGBE_LINK_SPEED_1GB_FULL;
+
+ /* RGMII_Config1 : Config rx and tx training delay */
+ value = YT_RGMII_CONF1_RXDELAY |
+ YT_RGMII_CONF1_TXDELAY_FE |
+ YT_RGMII_CONF1_TXDELAY;
+ ngbe_write_phy_reg_ext_yt(hw, YT_RGMII_CONF1, 0, value);
+ value = YT_CHIP_MODE_SEL(1) |
+ YT_CHIP_SW_LDO_EN |
+ YT_CHIP_SW_RST;
+ ngbe_write_phy_reg_ext_yt(hw, YT_CHIP, 0, value);
+
+ /* software reset */
+ ngbe_write_phy_reg_sds_ext_yt(hw, 0x0, 0, 0x9140);
+
+ /* power on phy */
+ hw->phy.read_reg(hw, YT_BCR, 0, &value);
+ value &= ~YT_BCR_PWDN;
+ hw->phy.write_reg(hw, YT_BCR, 0, value);
+ }
+
+ ngbe_write_phy_reg_ext_yt(hw, YT_SMI_PHY, 0, 0);
+ ngbe_read_phy_reg_mdi(hw, YT_INTR_STATUS, 0, &value);
+
+ return 0;
+}
+
s32 ngbe_reset_phy_yt(struct ngbe_hw *hw)
{
u32 i;
return status;
}
+s32 ngbe_check_phy_link_yt(struct ngbe_hw *hw,
+ u32 *speed, bool *link_up)
+{
+ s32 status = 0;
+ u16 phy_link = 0;
+ u16 phy_speed = 0;
+ u16 phy_data = 0;
+ u16 insr = 0;
+
+ DEBUGFUNC("ngbe_check_phy_link_yt");
+
+ /* Initialize speed and link to default case */
+ *link_up = false;
+ *speed = NGBE_LINK_SPEED_UNKNOWN;
+
+ ngbe_write_phy_reg_ext_yt(hw, YT_SMI_PHY, 0, 0);
+ ngbe_read_phy_reg_mdi(hw, YT_INTR_STATUS, 0, &insr);
+
+ status = hw->phy.read_reg(hw, YT_SPST, 0, &phy_data);
+ phy_link = phy_data & YT_SPST_LINK;
+ phy_speed = phy_data & YT_SPST_SPEED_MASK;
+
+ if (phy_link) {
+ *link_up = true;
+
+ if (phy_speed == YT_SPST_SPEED_1000M)
+ *speed = NGBE_LINK_SPEED_1GB_FULL;
+ else if (phy_speed == YT_SPST_SPEED_100M)
+ *speed = NGBE_LINK_SPEED_100M_FULL;
+ else if (phy_speed == YT_SPST_SPEED_10M)
+ *speed = NGBE_LINK_SPEED_10M_FULL;
+ }
+
+ return status;
+}
+