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[93.35.189.2]) by smtp.googlemail.com with ESMTPSA id f4sm10967597wrz.33.2021.05.07.17.29.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 May 2021 17:29:45 -0700 (PDT) From: Ansuel Smith To: Florian Fainelli Cc: Ansuel Smith , Andrew Lunn , Vivien Didelot , Vladimir Oltean , "David S. Miller" , Jakub Kicinski , Rob Herring , Russell King , netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [RFC PATCH net-next v4 24/28] devicetree: net: dsa: Document use of mdio node inside switch node Date: Sat, 8 May 2021 02:29:14 +0200 Message-Id: <20210508002920.19945-24-ansuelsmth@gmail.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210508002920.19945-1-ansuelsmth@gmail.com> References: <20210508002920.19945-1-ansuelsmth@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Switch node can contain mdio node to describe internal mdio and PHYs connected to the switch ports. Signed-off-by: Ansuel Smith --- .../devicetree/bindings/net/dsa/dsa.yaml | 28 +++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/Documentation/devicetree/bindings/net/dsa/dsa.yaml b/Documentation/devicetree/bindings/net/dsa/dsa.yaml index 8a3494db4d8d..fbefaca884cc 100644 --- a/Documentation/devicetree/bindings/net/dsa/dsa.yaml +++ b/Documentation/devicetree/bindings/net/dsa/dsa.yaml @@ -15,6 +15,9 @@ description: This binding represents Ethernet Switches which have a dedicated CPU port. That port is usually connected to an Ethernet Controller of the SoC. Such setups are typical for embedded devices. + Switch can also have PHY port connected to an internal mdio bus by + declaring a mdio node inside the switch node and declaring the + phy-handle for each required port. select: false @@ -87,6 +90,31 @@ patternProperties: additionalProperties: false +patternProperties: + mdio: + description: + Describes the internal mdio of the Ethernet switch + type: object + properties: + '#address-cells': + const: 1 + '#size-cells': + const: 0 + + patternProperties: + phy: + type: object + description: Ethernet switch internal PHY + + properties: + reg: + description: PHY address + + required: + - reg + + additionalProperties: false + oneOf: - required: - ports