Add INT_STAT3 interrupt setting and clearing.

Also fixed writing to INT_STAT2 when disabling
the interrupts as there was a double write to
INT_STAT1.

Signed-off-by: Dan Murphy <dmur...@ti.com>
---
 drivers/net/phy/dp83tc811.c | 28 +++++++++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

diff --git a/drivers/net/phy/dp83tc811.c b/drivers/net/phy/dp83tc811.c
index 081d99aa3985..f8653f5d8789 100644
--- a/drivers/net/phy/dp83tc811.c
+++ b/drivers/net/phy/dp83tc811.c
@@ -21,6 +21,7 @@
 #define MII_DP83811_SGMII_CTRL 0x09
 #define MII_DP83811_INT_STAT1  0x12
 #define MII_DP83811_INT_STAT2  0x13
+#define MII_DP83811_INT_STAT3  0x18
 #define MII_DP83811_RESET_CTRL 0x1f
 
 #define DP83811_HW_RESET       BIT(15)
@@ -44,6 +45,11 @@
 #define DP83811_OVERVOLTAGE_INT_EN     BIT(6)
 #define DP83811_UNDERVOLTAGE_INT_EN    BIT(7)
 
+/* INT_STAT3 bits */
+#define DP83811_LPS_INT_EN     BIT(0)
+#define DP83811_NO_FRAME_INT_EN        BIT(3)
+#define DP83811_POR_DONE_INT_EN        BIT(4)
+
 #define MII_DP83811_RXSOP1     0x04a5
 #define MII_DP83811_RXSOP2     0x04a6
 #define MII_DP83811_RXSOP3     0x04a7
@@ -81,6 +87,10 @@ static int dp83811_ack_interrupt(struct phy_device *phydev)
        if (err < 0)
                return err;
 
+       err = phy_read(phydev, MII_DP83811_INT_STAT3);
+       if (err < 0)
+               return err;
+
        return 0;
 }
 
@@ -216,13 +226,29 @@ static int dp83811_config_intr(struct phy_device *phydev)
                                DP83811_UNDERVOLTAGE_INT_EN);
 
                err = phy_write(phydev, MII_DP83811_INT_STAT2, misr_status);
+               if (err < 0)
+                       return err;
+
+               misr_status = phy_read(phydev, MII_DP83811_INT_STAT3);
+               if (misr_status < 0)
+                       return misr_status;
+
+               misr_status |= (DP83811_LPS_INT_EN |
+                               DP83811_NO_FRAME_INT_EN |
+                               DP83811_POR_DONE_INT_EN);
+
+               err = phy_write(phydev, MII_DP83811_INT_STAT3, misr_status);
 
        } else {
                err = phy_write(phydev, MII_DP83811_INT_STAT1, 0);
                if (err < 0)
                        return err;
 
-               err = phy_write(phydev, MII_DP83811_INT_STAT1, 0);
+               err = phy_write(phydev, MII_DP83811_INT_STAT2, 0);
+               if (err < 0)
+                       return err;
+
+               err = phy_write(phydev, MII_DP83811_INT_STAT3, 0);
        }
 
        return err;
-- 
2.17.0.582.gccdcbd54c

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