git.openwrt.org Git - openwrt/openwrt.git/blob

   1 From a219912e0fec73c346e64ef47013cb2e152f88fc Mon Sep 17 00:00:00 2001
   2 From: "Russell King (Oracle)" <rmk+kernel@armlinux.org.uk>
   3 Date: Tue, 3 Dec 2024 15:31:23 +0000
   4 Subject: [PATCH 08/13] net: phy: marvell: implement config_inband() method
   5
   6 Implement the config_inband() method for Marvell 88E1112, 88E1111,
   7 and Finisar's 88E1111 variant.
   8
   9 Reviewed-by: Andrew Lunn <andrew@lunn.ch>
  10 Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
  11 Link: https://patch.msgid.link/E1tIUrz-006IUO-3r@rmk-PC.armlinux.org.uk
  12 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
  13 ---
  14  drivers/net/phy/marvell.c | 31 +++++++++++++++++++++++++++++++
  15  1 file changed, 31 insertions(+)
  16
  17 --- a/drivers/net/phy/marvell.c
  18 +++ b/drivers/net/phy/marvell.c
  19 @@ -730,6 +730,34 @@ static unsigned int m88e1111_inband_caps
  20         return 0;
  21  }
  22
  23 +static int m88e1111_config_inband(struct phy_device *phydev, unsigned int modes)
  24 +{
  25 +       u16 extsr, bmcr;
  26 +       int err;
  27 +
  28 +       if (phydev->interface != PHY_INTERFACE_MODE_1000BASEX &&
  29 +           phydev->interface != PHY_INTERFACE_MODE_SGMII)
  30 +               return -EINVAL;
  31 +
  32 +       if (modes == LINK_INBAND_BYPASS)
  33 +               extsr = MII_M1111_HWCFG_SERIAL_AN_BYPASS;
  34 +       else
  35 +               extsr = 0;
  36 +
  37 +       if (modes == LINK_INBAND_DISABLE)
  38 +               bmcr = 0;
  39 +       else
  40 +               bmcr = BMCR_ANENABLE;
  41 +
  42 +       err = phy_modify(phydev, MII_M1111_PHY_EXT_SR,
  43 +                        MII_M1111_HWCFG_SERIAL_AN_BYPASS, extsr);
  44 +       if (err < 0)
  45 +               return extsr;
  46 +
  47 +       return phy_modify_paged(phydev, MII_MARVELL_FIBER_PAGE, MII_BMCR,
  48 +                               BMCR_ANENABLE, bmcr);
  49 +}
  50 +
  51  static int m88e1111_config_aneg(struct phy_device *phydev)
  52  {
  53         int extsr = phy_read(phydev, MII_M1111_PHY_EXT_SR);
  54 @@ -3682,6 +3710,7 @@ static struct phy_driver marvell_drivers
  55                 /* PHY_GBIT_FEATURES */
  56                 .probe = marvell_probe,
  57                 .inband_caps = m88e1111_inband_caps,
  58 +               .config_inband = m88e1111_config_inband,
  59                 .config_init = m88e1112_config_init,
  60                 .config_aneg = marvell_config_aneg,
  61                 .config_intr = marvell_config_intr,
  62 @@ -3704,6 +3733,7 @@ static struct phy_driver marvell_drivers
  63                 .flags = PHY_POLL_CABLE_TEST,
  64                 .probe = marvell_probe,
  65                 .inband_caps = m88e1111_inband_caps,
  66 +               .config_inband = m88e1111_config_inband,
  67                 .config_init = m88e1111gbe_config_init,
  68                 .config_aneg = m88e1111_config_aneg,
  69                 .read_status = marvell_read_status,
  70 @@ -3728,6 +3758,7 @@ static struct phy_driver marvell_drivers
  71                 /* PHY_GBIT_FEATURES */
  72                 .probe = marvell_probe,
  73                 .inband_caps = m88e1111_inband_caps,
  74 +               .config_inband = m88e1111_config_inband,
  75                 .config_init = m88e1111gbe_config_init,
  76                 .config_aneg = m88e1111_config_aneg,
  77                 .read_status = marvell_read_status,