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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Mailing List , netdev@vger.kernel.org (open list:NETWORKING DRIVERS), linux-kernel@vger.kernel.org (open list), linux-arm-kernel@lists.infradead.org (moderated list:ARM/Mediatek SoC support:Keyword:mediatek), linux-mediatek@lists.infradead.org (moderated list:ARM/Mediatek SoC support:Keyword:mediatek) Subject: [PATCH] dt-bindings: net: add nvmem-consumer reference to network-class Date: Sun, 2 Aug 2026 14:43:54 -0700 Message-ID: <20260802214354.490074-1-rosenp@gmail.com> X-Mailer: git-send-email 2.55.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260802_144401_516947_B795A22C X-CRM114-Status: GOOD ( 10.25 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The nvmem-cells and nvmem-cell-names properties are used to supply MAC addresses to both wired and wireless network controllers. The wired hierarchy already allows them through ethernet-controller.yaml, but the wireless hierarchy (wireless-controller.yaml -> network-class.yaml) does not. As a result, brcm,bcm4329-fmac nodes using nvmem (e.g. bcm4709-linksys-ea9200.dts) failed dtbs_check with: Unevaluated properties are not allowed ('nvmem-cell-names', 'nvmem-cells' were unexpected) Each wireless driver otherwise has to add the nvmem-consumer reference individually (qca,ath9k and mediatek,mt76 already declare their own nvmem-cells/nvmem-cell-names). Add the nvmem-consumer reference to network-class.yaml so all network nodes inherit the properties at once. Wired controllers keep the tighter single-cell, mac-address-only constraints via ethernet-controller.yaml, which still apply alongside the relaxed class-level properties. Assisted-by: opencode:big-pickle Signed-off-by: Rosen Penev --- Documentation/devicetree/bindings/net/network-class.yaml | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/net/network-class.yaml b/Documentation/devicetree/bindings/net/network-class.yaml index 06461fb92eb8..f7c8e24016f7 100644 --- a/Documentation/devicetree/bindings/net/network-class.yaml +++ b/Documentation/devicetree/bindings/net/network-class.yaml @@ -43,4 +43,7 @@ properties: maximum frame size (there\'s contradiction in the Devicetree Specification). +allOf: + - $ref: /schemas/nvmem/nvmem-consumer.yaml# + additionalProperties: true -- 2.55.0