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charset="utf-8" This completes support for describing the XPCS in the device tree, rather than just the case where sja1105_fill_device_tree() populates it. Having it in the device tree is necessary when configuring lane polarity. Cc: Rob Herring Cc: Krzysztof Kozlowski Cc: Conor Dooley Cc: devicetree@vger.kernel.org Signed-off-by: Vladimir Oltean --- drivers/net/dsa/sja1105/sja1105_main.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/drivers/net/dsa/sja1105/sja1105_main.c b/drivers/net/dsa/sja11= 05/sja1105_main.c index 70aecdf9fd0e..e62b2facc1be 100644 --- a/drivers/net/dsa/sja1105/sja1105_main.c +++ b/drivers/net/dsa/sja1105/sja1105_main.c @@ -3035,14 +3035,26 @@ static int sja1105_port_bridge_flags(struct dsa_swi= tch *ds, int port, =20 static int sja1105_create_pcs(struct dsa_switch *ds, int port) { + struct dsa_port *dp =3D dsa_to_port(ds, port); struct sja1105_private *priv =3D ds->priv; + struct fwnode_handle *pcs_fwnode; struct phylink_pcs *pcs; =20 if (priv->phy_mode[port] !=3D PHY_INTERFACE_MODE_SGMII && priv->phy_mode[port] !=3D PHY_INTERFACE_MODE_2500BASEX) return 0; =20 - pcs =3D xpcs_create_pcs_fwnode(priv->pcs_fwnode[port]); + pcs_fwnode =3D fwnode_handle_get(priv->pcs_fwnode[port]); + /* priv->pcs_fwnode[port] is only set if the PCS is absent + * from the device tree source. If present, there needs to + * be a pcs-handle to it. + */ + if (!pcs_fwnode) + pcs_fwnode =3D fwnode_find_reference(of_fwnode_handle(dp->dn), + "pcs-handle", 0); + + pcs =3D xpcs_create_pcs_fwnode(pcs_fwnode); + fwnode_handle_put(pcs_fwnode); if (IS_ERR(pcs)) return PTR_ERR(pcs); =20 --=20 2.34.1