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[88.207.15.187]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6ae1568e5a3sm744042a12.20.2026.09.30.05.23.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 30 Sep 2026 05:23:16 -0700 (PDT) From: Robert Marko To: andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@kernel.org, kuba@kernel.org, pabeni@redhat.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, hkallweit1@gmail.com, lxu@maxlinear.com, michael@walle.cc, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: luka.perkov@sartura.hr, Robert Marko Subject: [PATCH 4/5] dt-bindings: net: maxlinear: add MxL86211C lane mapping support Date: Wed, 30 Sep 2026 14:22:16 +0200 Message-ID: <20260930122305.293686-4-robert.marko@sartura.hr> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260930122305.293686-1-robert.marko@sartura.hr> References: <20260930122305.293686-1-robert.marko@sartura.hr> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Describe the optional lane-to-ASP mapping for the MxL86211C PHY. The mapping accounts for board-level swaps between its physical TPI lanes and analog signal processing lanes. MxL86211C supports per lane mapping. Signed-off-by: Robert Marko --- .../bindings/net/maxlinear,gpy2xx.yaml | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/Documentation/devicetree/bindings/net/maxlinear,gpy2xx.yaml b/Documentation/devicetree/bindings/net/maxlinear,gpy2xx.yaml index 0645e885f1747..b98cb3c3e6d49 100644 --- a/Documentation/devicetree/bindings/net/maxlinear,gpy2xx.yaml +++ b/Documentation/devicetree/bindings/net/maxlinear,gpy2xx.yaml @@ -22,6 +22,21 @@ allOf: then: properties: + maxlinear,lane-asp-map: + description: | + Mapping of the physical TPI lanes A through D to the PHY's + analog signal processing lanes (ASPs). The array index identifies + physical lane A, B, C, or D, while its value identifies ASP A, B, + C, or D, encoded as 0 through 3. Each ASP must be mapped exactly + once. Omit the property to retain the hardware reset mapping. + $ref: /schemas/types.yaml#/definitions/uint32-array + minItems: 4 + maxItems: 4 + uniqueItems: true + items: + minimum: 0 + maximum: 3 + mdio-regulator: type: object description: | @@ -34,6 +49,7 @@ allOf: else: properties: + maxlinear,lane-asp-map: false mdio-regulator: false properties: @@ -78,6 +94,9 @@ examples: "ethernet-phy-ieee802.3-c45"; reg = <0>; + /* Swap physical TPI lanes C and D. */ + maxlinear,lane-asp-map = <0 1 3 2>; + mdio: mdio-regulator { regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; -- 2.55.0