netdev - [PATCH v2 3/3] net: dsa: of: Allow ethernet-ports as encapsulating node

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Message-Id: <20200720124939.4359-4-kurt@linutronix.de>
Date:   Mon, 20 Jul 2020 14:49:39 +0200
From:   Kurt Kanzenbach <kurt@...utronix.de>
To:     Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Rob Herring <robh+dt@...nel.org>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org,
        devicetree@...r.kernel.org, Kurt Kanzenbach <kurt@...utronix.de>
Subject: [PATCH v2 3/3] net: dsa: of: Allow ethernet-ports as encapsulating node

Due to unified Ethernet Switch Device Tree Bindings allow for ethernet-ports as
encapsulating node as well.

Signed-off-by: Kurt Kanzenbach <kurt@...utronix.de>
---
 net/dsa/dsa2.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c
index e055efff390b..c0ffc7a2b65f 100644
--- a/net/dsa/dsa2.c
+++ b/net/dsa/dsa2.c
@@ -727,8 +727,12 @@ static int dsa_switch_parse_ports_of(struct dsa_switch *ds,
 
 	ports = of_get_child_by_name(dn, "ports");
 	if (!ports) {
-		dev_err(ds->dev, "no ports child node found\n");
-		return -EINVAL;
+		/* The second possibility is "ethernet-ports" */
+		ports = of_get_child_by_name(dn, "ethernet-ports");
+		if (!ports) {
+			dev_err(ds->dev, "no ports child node found\n");
+			return -EINVAL;
+		}
 	}
 
 	for_each_available_child_of_node(ports, port) {
-- 
2.20.1