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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Vadim Fedorenko , Arkadiusz Kubalewski , Grzegorz Nitka , Jiri Pirko , Petr Oros , Michal Schmidt , Prathosh Satish , Tony Nguyen , Przemek Kitszel , Saeed Mahameed , Leon Romanovsky , Tariq Toukan , Mark Bloch , Richard Cochran , Jonathan Lemon , Simon Horman , Alexander Lobakin , Willem de Bruijn , Stefan Wahren , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, intel-wired-lan@lists.osuosl.org, linux-rdma@vger.kernel.org Subject: [PATCH RFC net-next 01/13] dt-bindings: net: ethernet-controller: Add DPLL pin properties Date: Thu, 11 Dec 2025 20:47:44 +0100 Message-ID: <20251211194756.234043-2-ivecera@redhat.com> In-Reply-To: <20251211194756.234043-1-ivecera@redhat.com> References: <20251211194756.234043-1-ivecera@redhat.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 Ethernet controllers may be connected to DPLL (Digital Phase Locked Loop) pins for frequency synchronization purposes, such as in Synchronous Ethernet (SyncE) configurations. Add 'dpll-pins' and 'dpll-pin-names' properties to the generic ethernet-controller schema. This allows describing the physical connections between the Ethernet controller and the DPLL subsystem pins in the Device Tree, enabling drivers to request and manage these resources. Signed-off-by: Ivan Vecera --- .../bindings/net/ethernet-controller.yaml | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/Documentation/devicetree/bindings/net/ethernet-controller.yaml b/Documentation/devicetree/bindings/net/ethernet-controller.yaml index 1bafd687dcb18..03d91f786294e 100644 --- a/Documentation/devicetree/bindings/net/ethernet-controller.yaml +++ b/Documentation/devicetree/bindings/net/ethernet-controller.yaml @@ -13,6 +13,19 @@ properties: $nodename: pattern: "^ethernet(@.*)?$" + dpll-pins: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: + List of phandle to a DPLL pin node of the pins that are + connected with this ethernet controller. + + dpll-pin-names: + $ref: /schemas/types.yaml#/definitions/string-array + description: + List of DPLL pin name strings in the same order as the dpll-pins, + with one name per pin. The dpll-pin-names can be used to match and + get a specific DPLL pin. + label: description: Human readable label on a port of a box. -- 2.51.2