From: Stefan Wahren wahrenst@gmx.net
[ Upstream commit da38802211cc3fd294211a642932edb09e3af632 ]
This adds the missing support for the PHY mode RGMII_RXID. It's necessary for the Raspberry Pi 4.
Signed-off-by: Stefan Wahren wahrenst@gmx.net Acked-by: Florian Fainelli f.fainelli@gmail.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/ethernet/broadcom/genet/bcmmii.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c index a5049d637791d..10dcf8cb523f2 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmmii.c +++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c @@ -283,6 +283,11 @@ int bcmgenet_mii_config(struct net_device *dev, bool init) bcmgenet_sys_writel(priv, PORT_MODE_EXT_GPHY, SYS_PORT_CTRL); break; + + case PHY_INTERFACE_MODE_RGMII_RXID: + phy_name = "external RGMII (RX delay)"; + port_ctrl = PORT_MODE_EXT_GPHY; + break; default: dev_err(kdev, "unknown phy mode: %d\n", priv->phy_interface); return -EINVAL;