From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 59F43606A321 for ; Mon, 9 Nov 2026 18:48:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=GUnTxDjQ; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=ZwBvG3Ku DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Unsubscribe-Post:List-Owner; bh=wzcq643kxqzm6dmiI//QkyvyRvgf5SDiG72cWiaVszc=; b=GUnTxDjQmYumWAXy8z6kTqjrDJ WSSWfD6QnjmksQoKJB6s4jV1eM4XXv/oGn262or2zIVybjZlRRvTFMIkvaZ290CDMLwmKHwrezCwO C3MJ0YeI0/qO7eEdabRn6vQ2lQP0zivNp61ifj4/6X5JhYKARrAIzTcERD7G5S701XVyVuEbRcF7F ZvbZGYU10RNjrMbus8DdEizXN3XZ41u9UOckedWdUXO5vvhXMEG0g/DhhVVhz3fBRAmz4EOSoqMV0 2gK8F5qKRH7WV7WnoZXalIp+qGWdjlpAmAB/7x2zxGWk5YC8X1/W/stFHWTG4rf/F1AlAIou7Z36x Zac8nKjQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.100.1 #2 (Red Hat Linux)) id 1xQUPe-00000001UaD-0XyN; Mon, 09 Nov 2026 18:48:14 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.100.1 #2 (Red Hat Linux)) id 1xQUPc-00000001UZy-2C0q; Mon, 09 Nov 2026 18:48:12 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id 9799061133; Mon, 9 Nov 2026 18:48:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id F39181F0089F; Mon, 9 Nov 2026 18:48:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794250091; bh=wzcq643kxqzm6dmiI//QkyvyRvgf5SDiG72cWiaVszc=; h=From:To:Cc:Subject:Date; b=ZwBvG3Ku4ZEwKSKey17VtGpJlOGR7qSBiroi5pBDv8Aw5R1tZ2MCU/eWgnF/33DS5 h/zqFPVc3LQLug14ppeQv8CNu8NpLAY2BCrW4zPdB/CQ/0Bzs94BOHpadBvfwE+EU/ SOcbuPHL3VQouyX0LpqkU8K3pTzhsrIbX3cNouXEzVs900C3ZbuzJUcGAbxZOUTULy tcOVZ8yYFL5Xu5yeijdEdnBtUBjsAulBNpkYv0OfITgqxP6nmRLYZmx07/j7w59dtp fVFxaE4Is5/s6PjIETaMJOSGL6/Z2v3G4eHnueTyipoMnLHhvtS3Za2Nuqty0uefsz 2lsBotMH0L9Jw== From: "Rob Herring (Arm)" To: Sandy Huang , =?UTF-8?q?Heiko=20St=C3=BCbner?= , Andy Yan , David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Krzysztof Kozlowski , Conor Dooley Cc: Andy Yan , dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] dt-bindings: display: rockchip: Allow single 'port' node for DP input port Date: Mon, 9 Nov 2026 12:47:58 -0600 Message-ID: <20261109184759.467215-1-robh@kernel.org> X-Mailer: git-send-email 2.53.0 X-Archived-By: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" X-Spam-Status: No, score=-18.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 Existing RK3399 users have only a single 'port' node. This was common before connector nodes were defined. Allow for this since there are already stable users. Signed-off-by: Rob Herring (Arm) --- .../rockchip/rockchip,rk3399-cdn-dp.yaml | 19 +++++++++++-------- 1 file changed, 11 insertions(+), 8 deletions(-) diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip,rk3399-cdn-dp.yaml b/Documentation/devicetree/bindings/display/rockchip/rockchip,rk3399-cdn-dp.yaml index 195f665970bf..425b27346132 100644 --- a/Documentation/devicetree/bindings/display/rockchip/rockchip,rk3399-cdn-dp.yaml +++ b/Documentation/devicetree/bindings/display/rockchip/rockchip,rk3399-cdn-dp.yaml @@ -63,7 +63,12 @@ properties: $ref: /schemas/graph.yaml#/properties/ports properties: - port@0: + port@1: + $ref: /schemas/graph.yaml#/properties/port + description: Output of the CDN DP + + patternProperties: + '^port(@0)?$': $ref: /schemas/graph.yaml#/properties/port description: Input of the CDN DP @@ -74,13 +79,11 @@ properties: endpoint@1: description: Connection to the VOPL - port@1: - $ref: /schemas/graph.yaml#/properties/port - description: Output of the CDN DP - - required: - - port@0 - - port@1 + oneOf: + - required: + - port@0 + - required: + - port power-domains: maxItems: 1 -- 2.53.0