target/linux/mpc85xx/patches-3.14/750-phy_reset_anenable.patch

   1 From b4da0f2e86748379fc43e82b83458eb054af8d19 Mon Sep 17 00:00:00 2001
   2 From: Heiner Kallweit <hkallweit1@gmail.com>
   3 Date: Mon, 17 Nov 2014 21:41:56 +0100
   4 Subject: net: phy: set BMCR_ANENABLE when phy is reset
   5
   6 Kernel 3.14 introduced an additional reset of the switch phys
   7 causing autonegotiation to be disabled.
   8 Change reset command to enable autonegotiation.
   9
  10 Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
  11 ---
  12  drivers/net/phy/phy_device.c | 2 +-
  13  1 file changed, 1 insertion(+), 1 deletion(-)
  14
  15 diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
  16 index 25f7419..98445e6 100644
  17 --- a/drivers/net/phy/phy_device.c
  18 +++ b/drivers/net/phy/phy_device.c
  19 @@ -539,7 +539,7 @@ int phy_init_hw(struct phy_device *phydev)
  20         if (!phydev->drv || !phydev->drv->config_init)
  21                 return 0;
  22
  23 -       ret = phy_write(phydev, MII_BMCR, BMCR_RESET);
  24 +       ret = phy_write(phydev, MII_BMCR, BMCR_RESET | BMCR_ANENABLE);
  25         if (ret < 0)
  26                 return ret;
  27
  28 --
  29 2.1.3
  30