target/linux/generic/backport-6.6/707-v6.8-05-net-phy-at803x-move-specific-DT-option-for-at8031-to.patch

   1 From 900eef75cc5018e149c52fe305c9c3fe424c52a7 Mon Sep 17 00:00:00 2001
   2 From: Christian Marangi <ansuelsmth@gmail.com>
   3 Date: Fri, 8 Dec 2023 15:51:52 +0100
   4 Subject: [PATCH 05/13] net: phy: at803x: move specific DT option for at8031 to
   5  specific probe
   6
   7 Move specific DT options for at8031 to specific probe to tidy things up
   8 and make at803x_parse_dt more generic.
   9
  10 Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
  11 Reviewed-by: Andrew Lunn <andrew@lunn.ch>
  12 Signed-off-by: David S. Miller <davem@davemloft.net>
  13 ---
  14  drivers/net/phy/at803x.c | 55 ++++++++++++++++++++++------------------
  15  1 file changed, 31 insertions(+), 24 deletions(-)
  16
  17 --- a/drivers/net/phy/at803x.c
  18 +++ b/drivers/net/phy/at803x.c
  19 @@ -825,30 +825,6 @@ static int at803x_parse_dt(struct phy_de
  20                 }
  21         }
  22
  23 -       /* Only supported on AR8031/AR8033, the AR8030/AR8035 use strapping
  24 -        * options.
  25 -        */
  26 -       if (phydev->drv->phy_id == ATH8031_PHY_ID) {
  27 -               if (of_property_read_bool(node, "qca,keep-pll-enabled"))
  28 -                       priv->flags |= AT803X_KEEP_PLL_ENABLED;
  29 -
  30 -               ret = at8031_register_regulators(phydev);
  31 -               if (ret < 0)
  32 -                       return ret;
  33 -
  34 -               ret = devm_regulator_get_enable_optional(&phydev->mdio.dev,
  35 -                                                        "vddio");
  36 -               if (ret) {
  37 -                       phydev_err(phydev, "failed to get VDDIO regulator\n");
  38 -                       return ret;
  39 -               }
  40 -
  41 -               /* Only AR8031/8033 support 1000Base-X for SFP modules */
  42 -               ret = phy_sfp_probe(phydev, &at803x_sfp_ops);
  43 -               if (ret < 0)
  44 -                       return ret;
  45 -       }
  46 -
  47         return 0;
  48  }
  49
  50 @@ -1582,6 +1558,30 @@ static int at803x_cable_test_start(struc
  51         return 0;
  52  }
  53
  54 +static int at8031_parse_dt(struct phy_device *phydev)
  55 +{
  56 +       struct device_node *node = phydev->mdio.dev.of_node;
  57 +       struct at803x_priv *priv = phydev->priv;
  58 +       int ret;
  59 +
  60 +       if (of_property_read_bool(node, "qca,keep-pll-enabled"))
  61 +               priv->flags |= AT803X_KEEP_PLL_ENABLED;
  62 +
  63 +       ret = at8031_register_regulators(phydev);
  64 +       if (ret < 0)
  65 +               return ret;
  66 +
  67 +       ret = devm_regulator_get_enable_optional(&phydev->mdio.dev,
  68 +                                                "vddio");
  69 +       if (ret) {
  70 +               phydev_err(phydev, "failed to get VDDIO regulator\n");
  71 +               return ret;
  72 +       }
  73 +
  74 +       /* Only AR8031/8033 support 1000Base-X for SFP modules */
  75 +       return phy_sfp_probe(phydev, &at803x_sfp_ops);
  76 +}
  77 +
  78  static int at8031_probe(struct phy_device *phydev)
  79  {
  80         int ret;
  81 @@ -1590,6 +1590,13 @@ static int at8031_probe(struct phy_devic
  82         if (ret)
  83                 return ret;
  84
  85 +       /* Only supported on AR8031/AR8033, the AR8030/AR8035 use strapping
  86 +        * options.
  87 +        */
  88 +       ret = at8031_parse_dt(phydev);
  89 +       if (ret)
  90 +               return ret;
  91 +
  92         /* Disable WoL in 1588 register which is enabled
  93          * by default
  94          */