target/linux/brcm2708/patches-4.14/950-0252-lan78xx-Change-LEDs-to-include-10Mb-activity.patch

   1 From 204bcf730f2f7b0806775bfd02a41e193e813eab Mon Sep 17 00:00:00 2001
   2 From: Phil Elwell <phil@raspberrypi.org>
   3 Date: Fri, 9 Mar 2018 17:28:07 +0000
   4 Subject: [PATCH 252/454] lan78xx: Change LEDs to include 10Mb activity
   5
   6 The default LED modes put 1000Mb/activity on orange and 100Mb/activity
   7 on green, but this leaves no indication for a 10Mb link. Change the
   8 defaults to put 10Mb/100Mb/activity on green.
   9
  10 Signed-off-by: Phil Elwell <phil@raspberrypi.org>
  11 ---
  12  drivers/net/usb/lan78xx.c | 14 ++++++++++++++
  13  1 file changed, 14 insertions(+)
  14
  15 --- a/drivers/net/usb/lan78xx.c
  16 +++ b/drivers/net/usb/lan78xx.c
  17 @@ -1998,6 +1998,7 @@ static int lan78xx_phy_init(struct lan78
  18  {
  19         int ret;
  20         u32 mii_adv;
  21 +       u32 led_modes;
  22         struct phy_device *phydev = dev->net->phydev;
  23
  24         phydev = phy_find_first(dev->mdiobus);
  25 @@ -2070,6 +2071,19 @@ static int lan78xx_phy_init(struct lan78
  26         mii_adv = (u32)mii_advertise_flowctrl(dev->fc_request_control);
  27         phydev->advertising |= mii_adv_to_ethtool_adv_t(mii_adv);
  28
  29 +       /* Change LED defaults:
  30 +        *   orange = link1000/activity
  31 +        *   green  = link10/link100/activity
  32 +        * led: 0=link/activity          1=link1000/activity
  33 +        *      2=link100/activity       3=link10/activity
  34 +        *      4=link100/1000/activity  5=link10/1000/activity
  35 +        *      6=link10/100/activity    14=off    15=on
  36 +        */
  37 +       led_modes = phy_read(phydev, 0x1d);
  38 +       led_modes &= ~0xff;
  39 +       led_modes |= (1 << 0) | (6 << 4);
  40 +       (void)phy_write(phydev, 0x1d, led_modes);
  41 +
  42         genphy_config_aneg(phydev);
  43
  44         dev->fc_autoneg = phydev->autoneg;