From nobody Tue Feb 10 06:08:36 2026 Received: from metis.whiteo.stw.pengutronix.de (metis.whiteo.stw.pengutronix.de [185.203.201.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 547EE3587CF for ; Tue, 13 Jan 2026 19:07:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.203.201.7 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768331260; cv=none; b=faNMkiJ4PdKUdY+Qfg+7/b0/DbYQ3AFc3rqIWfNHT5Ls+OZ280VP11ozKLX6fDNnx4C36asJIpONLMhA4lP7fT5wGrjwUZGOCn9Akkq8UuQJR/Y0+II/lQDdMT6BibiJUpOCpJe/nCkK2HIiyTzAp22CbrTHqz/cEGPL3EYOrMM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768331260; c=relaxed/simple; bh=zGArg6olQRFknVhWxWkH5YxYeFjHG66SYJ8TyLAW2Jk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Faw3EI+2bBzSr5hMe8nr5DwaPJO3c6W1QI1TD8zlLBlh+jCwqQuqo6n6Qlw5GuB/NjhpfHbQTG1Esj+H6doHgsqqINNO2P7rqa+Ei2+CRqKx6N151kyUmSf7F4yGFz0pbuL/Z2syGBJ/zg40CDoIt7TTRKPfTqnFKOuYunc0hJA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de; spf=pass smtp.mailfrom=pengutronix.de; arc=none smtp.client-ip=185.203.201.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=pengutronix.de Received: from dude02.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::28]) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1vfjjn-0008Q2-M1; Tue, 13 Jan 2026 20:07:31 +0100 From: Marco Felsch Date: Tue, 13 Jan 2026 20:07:27 +0100 Subject: [PATCH v8 1/3] dt-bindings: soc: imx93-media-blk-ctrl: Add PDFC subnode to schema and example Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260113-v6-18-topic-imx93-parallel-display-v8-1-4abccdc473a5@pengutronix.de> References: <20260113-v6-18-topic-imx93-parallel-display-v8-0-4abccdc473a5@pengutronix.de> In-Reply-To: <20260113-v6-18-topic-imx93-parallel-display-v8-0-4abccdc473a5@pengutronix.de> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Peng Fan , Liu Ying , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter Cc: devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, kernel@pengutronix.de, Marco Felsch X-Mailer: b4 0.14.2 X-SA-Exim-Connect-IP: 2a0a:edc0:0:1101:1d::28 X-SA-Exim-Mail-From: m.felsch@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org From: Liu Ying i.MX93 SoC mediamix blk-ctrl contains one DISPLAY_MUX register which configures parallel display format by using the "PARALLEL_DISP_FORMAT" field. Document the Parallel Display Format Configuration(PDFC) subnode and add the subnode to example. Signed-off-by: Liu Ying [m.felsch@pengutronix.de: port to v6.18-rc1] [m.felsch@pengutronix.de: add bus-width] Signed-off-by: Marco Felsch --- .../bindings/soc/imx/fsl,imx93-media-blk-ctrl.yaml | 79 ++++++++++++++++++= ++++ 1 file changed, 79 insertions(+) diff --git a/Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-= ctrl.yaml b/Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-c= trl.yaml index 34aea58094e55365a2f9c86092f637e533f954ff..82d30e4140f4d511bc59665370d= 561efe7a707bd 100644 --- a/Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-ctrl.ya= ml +++ b/Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-ctrl.ya= ml @@ -40,6 +40,58 @@ properties: minItems: 8 maxItems: 10 =20 + dpi-bridge: + type: object + additionalProperties: false + + properties: + compatible: + enum: + - nxp,imx91-pdfc + - nxp,imx93-pdfc + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/properties/port + description: Input port node to receive pixel data. + + port@1: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: Output port node to downstream pixel data receive= rs. + + properties: + endpoint: + $ref: /schemas/media/video-interfaces.yaml# + unevaluatedProperties: false + + properties: + bus-width: + enum: [ 16, 18, 24 ] + description: + Specify the physical parallel bus width. + + This property is optional if the display bus-width + matches the SoC bus-width, e.g. a 18-bit RGB666 (dis= play) + is connected and all 18-bit data lines are muxed to = the + parallel-output pads. + + This property must be set to 18 to cut only the LSBs + instead of the MSBs in case a 24-bit RGB888 display = is + connected and only the lower 18-bit data lanes are m= uxed + to the parallel-output pads. + + required: + - port@0 + - port@1 + + required: + - compatible + - ports + allOf: - if: properties: @@ -81,6 +133,7 @@ allOf: - const: isi - const: csi - const: dsi + required: - compatible - reg @@ -112,4 +165,30 @@ examples: clock-names =3D "apb", "axi", "nic", "disp", "cam", "pxp", "lcdif", "isi", "csi", "dsi"; #power-domain-cells =3D <1>; + + dpi-bridge { + compatible =3D "nxp,imx93-pdfc"; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@0 { + reg =3D <0>; + + pdfc_from_lcdif: endpoint { + remote-endpoint =3D <&lcdif_to_pdfc>; + }; + }; + + port@1 { + reg =3D <1>; + + pdfc_to_panel: endpoint { + remote-endpoint =3D <&panel_from_pdfc>; + bus-width =3D <18>; + }; + }; + }; + }; }; --=20 2.47.3