netdev - [PATCH net-next 5/6] net: dsa: lantiq_gswip: support standard MDIO node name

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Message-ID: <6f4b14df1eef78c09481784555a911b7505d1943.1756163848.git.daniel@makrotopia.org>
Date: Tue, 26 Aug 2025 01:14:30 +0100
From: Daniel Golle <daniel@...rotopia.org>
To: Hauke Mehrtens <hauke@...ke-m.de>, Andrew Lunn <andrew@...n.ch>,
	Vladimir Oltean <olteanv@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Russell King <linux@...linux.org.uk>, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org
Cc: Andreas Schirm <andreas.schirm@...mens.com>,
	Lukas Stockmann <lukas.stockmann@...mens.com>,
	Alexander Sverdlin <alexander.sverdlin@...mens.com>,
	Peter Christen <peter.christen@...mens.com>,
	Avinash Jayaraman <ajayaraman@...linear.com>,
	Bing tao Xu <bxu@...linear.com>, Liang Xu <lxu@...linear.com>,
	Juraj Povazanec <jpovazanec@...linear.com>,
	"Fanni (Fang-Yi) Chan" <fchan@...linear.com>,
	"Benny (Ying-Tsan) Weng" <yweng@...linear.com>,
	"Livia M. Rosu" <lrosu@...linear.com>,
	John Crispin <john@...ozen.org>
Subject: [PATCH net-next 5/6] net: dsa: lantiq_gswip: support standard MDIO
 node name

Instead of matching against the child node's compatible string also
support locating the node of the device tree node of the MDIO bus
in the standard way by referencing the node name ("mdio").

Signed-off-by: Daniel Golle <daniel@...rotopia.org>
---
 drivers/net/dsa/lantiq_gswip.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/dsa/lantiq_gswip.c b/drivers/net/dsa/lantiq_gswip.c
index f9b03fb5f57b..23b68047f3c4 100644
--- a/drivers/net/dsa/lantiq_gswip.c
+++ b/drivers/net/dsa/lantiq_gswip.c
@@ -286,6 +286,9 @@ static int gswip_mdio(struct gswip_priv *priv)
 	int err = 0;
 
 	mdio_np = of_get_compatible_child(switch_np, "lantiq,xrx200-mdio");
+	if (!mdio_np)
+		mdio_np = of_get_child_by_name(switch_np, "mdio");
+
 	if (!of_device_is_available(mdio_np))
 		goto out_put_node;
 
-- 
2.50.1