target/linux/bcm27xx/patches-5.4/950-0377-net-bcmgenet-Add-RGMII_RXID-support.patch

   1 From b0aff8993c458396b82ad7d0792199f971413bb8 Mon Sep 17 00:00:00 2001
   2 From: Stefan Wahren <wahrenst@gmx.net>
   3 Date: Wed, 25 Dec 2019 16:35:54 +0100
   4 Subject: [PATCH] net: bcmgenet: Add RGMII_RXID support
   5
   6 This adds the missing support for the PHY mode RGMII_RXID.
   7 It's necessary for the Raspberry Pi 4.
   8
   9 Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
  10 ---
  11  drivers/net/ethernet/broadcom/genet/bcmmii.c | 3 ++-
  12  1 file changed, 2 insertions(+), 1 deletion(-)
  13
  14 --- a/drivers/net/ethernet/broadcom/genet/bcmmii.c
  15 +++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c
  16 @@ -274,10 +274,11 @@ int bcmgenet_mii_config(struct net_devic
  17                 id_mode_dis = BIT(16);
  18                 /* fall through */
  19         case PHY_INTERFACE_MODE_RGMII_TXID:
  20 +       case PHY_INTERFACE_MODE_RGMII_RXID:
  21                 if (id_mode_dis)
  22                         phy_name = "external RGMII (no delay)";
  23                 else
  24 -                       phy_name = "external RGMII (TX delay)";
  25 +                       phy_name = "external RGMII";
  26                 bcmgenet_sys_writel(priv,
  27                                     PORT_MODE_EXT_GPHY, SYS_PORT_CTRL);
  28                 break;