From nobody Thu Oct 2 22:39:57 2025 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (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 4228A30648B for ; Wed, 10 Sep 2025 07:37:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757489862; cv=none; b=s/dtkXZ5dLeiWy2cI0fD+A2w27hZAXHXhC/vKKJF3dbVqV+G5RAlgwLRMwwJArqID6VM/IS6evb084kIgm1ooGpiYPq2k/yGSaDoatQQEH3lV5EHjInOreK/dvXFEMiqSAXGJDfu5fJ+qwY3rM//ltjod4DRqFzIYGu+ywRavik= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757489862; c=relaxed/simple; bh=+Cchf+lYvptz6Mt4BoSPx+Nx2c+updx84177OmhwJK0=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=PWEdN5xOHCYTSSirN3OjisqLTWPq1RKP5ItNPMJ3BNvbWM4b/IvEwRfza+PUYqVAsOeEhWaQFop9vxIz5zOJGIP6h4QJO/k3Zdnvlod94nlFfi/A+01hlYY3lRiWpbwskD5uFgAJjL0MZhZ7STu/nIwVB7OYTzwzXTgTh1gv+yM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com; spf=pass smtp.mailfrom=oss.qualcomm.com; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b=UyqfSUix; arc=none smtp.client-ip=205.220.168.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b="UyqfSUix" Received: from pps.filterd (m0279865.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 58A6UvN3031532 for ; Wed, 10 Sep 2025 07:37:40 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:content-type:date:from:message-id :mime-version:subject:to; s=qcppdkim1; bh=qpH83xM68WBYwHeKrO4S/O WP4WBR11yqOxSj2QwNRQA=; b=UyqfSUixk903AbZxhV4O5Qnk+x7NRS0Z37KZ0U 8i/OlnQqg60rlyjtOo5ExlygE85JJdpEsqbL8KrsXf8E9zgyerLhRYeFiPf8imw5 BNT9y+Q4rC1+mEwyE54diVIm4Yy8yxNkTbV4Fp/+3rSCIxB0o54rmn4ZXUxOIDqF p0gCzErQlSvv2LLH0Z99E76NeHZjYXaQ+QMZLjIUSQUHhicX4aLXBWosOGHq5xOm +UsMUFOqh9LidkgqisUCdWfg4QMFhCQmQfVXkl4hy3aa6FFU/rwhJv71tElPE6ly C7xKN2xB6baP/Jgv85MnvsDjFp6UrDZAUKsQ4TTakhx9KCGg== Received: from mail-pf1-f197.google.com (mail-pf1-f197.google.com [209.85.210.197]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 490bwsb5fy-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Wed, 10 Sep 2025 07:37:40 +0000 (GMT) Received: by mail-pf1-f197.google.com with SMTP id d2e1a72fcca58-772248bb841so11098505b3a.2 for ; Wed, 10 Sep 2025 00:37:40 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1757489859; x=1758094659; h=cc:to:message-id:content-transfer-encoding:mime-version:subject :date:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=qpH83xM68WBYwHeKrO4S/OWP4WBR11yqOxSj2QwNRQA=; b=JUfHKLcjwWf1lJ2kMnWnGvFPyYnf99HkjPXJR/Daw8LyGUdHfTEuzHLD1p9I/0pLIR RUH+ybmK6Q5CTiQ8C0ubGDuY2mFfWepUb45ZqbN31uKAe5JXqAjRJE8R5jZs3ppMFXs0 Bjl4kT6Y9HmmUgaCR0GLVIonYieKWJApKDbKz8UupHBuP9m7p3el3fsfLuu1of+ppjm7 yShCzbGsAhUI1emBqbryeEMMB/HVHP+qCjmWxFVZ0ibRyAKy4Z18zlq6QyBWuvvN24j3 rzJUWyuG7dJ44P7IHHi4r/uxm2fkXVkuSsKGIpWVryUcIfI3tXQ2PF4IKni2Y4JFLC0x pY9Q== X-Forwarded-Encrypted: i=1; AJvYcCWsGSBqxTkE0yb+XrtUctVpclPJ73Xp6wRZlMr0H7Smubw5cja/XcQZwQsfPnVxZPCTDcIXL9x7jVMsl00=@vger.kernel.org X-Gm-Message-State: AOJu0YxAdT8ZOenh3jUO9vM42wI6zMW7a9BvSCrgQJreW2MrG/RS6CLl D/hpHsIsZGSH04HWxnNSsN92qFXmFb1qd8zhOk0CzNFzcPdxIRrASh8Y2uIbPYzPYZqzOxXuvRf X7ienI0mJVaKLUkLBWSD+DTs5NvQaHyd3x7dnicvyJit3AsdfP52UBR2Wk/X0SIbfFw== X-Gm-Gg: ASbGncud4pEcjnm364+TJeCOdxsKgJL/wIEXwbLCVqlnG0F24qA+76e4ZbM1HBV46M0 rMhZIa2dGjXdgXp+e4WzdazV+Ktbhe+7lM9lRFByvEwTiuwsbxVN8tihnK+wkBoHPcUY3R+Pe2t dYjaHiUVQ5z4M8SNgXBZVBlRwkc1NP8vuz/2PJGEbN4Lz6aloW3HNs0GuNKJsJqFV9tLM01BjlI heJjLecodpFx4UEnVUTcnzPCi4OmSh76LShOgrV93LwKfr4z3D9M5hp+zaaRW7xWy17NAa588F7 b07wlbc+NTKa5W8NtHYvYqjkv7ZdGefOB8tpAu2dqxQrx4pSLfuOpO1W08B/W1b98w== X-Received: by 2002:a05:6a00:4b01:b0:770:4b1c:8155 with SMTP id d2e1a72fcca58-7742df2f3bamr19863533b3a.31.1757489859333; Wed, 10 Sep 2025 00:37:39 -0700 (PDT) X-Google-Smtp-Source: AGHT+IFLXL3v7N0gh33XG0PkJWPquXuIz/nB1XoVwRjBvYA1VOTk7oKc81QPqOi4OYMUY1vfrJuysQ== X-Received: by 2002:a05:6a00:4b01:b0:770:4b1c:8155 with SMTP id d2e1a72fcca58-7742df2f3bamr19863519b3a.31.1757489858877; Wed, 10 Sep 2025 00:37:38 -0700 (PDT) Received: from hu-nlaad-hyd.qualcomm.com ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-774660e4ddasm4199822b3a.20.2025.09.10.00.37.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 10 Sep 2025 00:37:38 -0700 (PDT) From: Nilesh Laad Date: Wed, 10 Sep 2025 13:07:28 +0530 Subject: [PATCH] dt-bindings: bridge: lt9211c: Add bindings 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: <20250910-add-lt9211c-bridge-v1-1-4f23740fe101@oss.qualcomm.com> X-B4-Tracking: v=1; b=H4sIALcqwWgC/x2MWwqAIBAArxL7neAaQnaV6MPHWgthoRGBdPekz 4GZqVAoMxWYugqZbi58pAbYd+A3m1YSHBqDkkpLg1LYEMR+GYXohcscmqGtwugd+lEO0MIzU+T nn87L+34qz+loZAAAAA== X-Change-ID: 20250910-add-lt9211c-bridge-5a21fcb1c803 To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Marek Vasut Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, venkata.valluru@oss.qualcomm.com, jessica.zhang@oss.qualcomm.com, Yi Zhang , Nilesh Laad X-Mailer: b4 0.15-dev-a9b2a X-Developer-Signature: v=1; a=ed25519-sha256; t=1757489851; l=3554; i=nilesh.laad@oss.qualcomm.com; s=20250718; h=from:subject:message-id; bh=ArUraQTPQoIbSH/uDZ7dfoUv8bSRIlKaGZGF2p1zUDg=; b=RUUo6FwTn2Y+k2N60GUFyekAWwynzkKjZYdUtHk0SHoRk/k2Fl51ShyzN7rsCRM2gKuEeMXBf zXYSTbSAXtuCsOqj6oeHL3xPrH97miSSicjMritjDap8Puyv0Up9GLR X-Developer-Key: i=nilesh.laad@oss.qualcomm.com; a=ed25519; pk=MjLHvGipC16awutyYh0FnLpT1nPxL/Cs1dCevHMrrD4= X-Proofpoint-ORIG-GUID: 9V-CPTh4_-hso4WhsgswBC3XUrWL02U9 X-Proofpoint-GUID: 9V-CPTh4_-hso4WhsgswBC3XUrWL02U9 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwOTA2MDAxOCBTYWx0ZWRfX76nIfICC0wK/ yi9Q36JHN2zW1ZTaVpPrclmjRtat+koveNiBsRnDRGJOv9cqw/tlddqzprIEngBzYQgkVookfzv Y7f1O8IoCjC/U8MXa2jPJNiVgdPZX/wp7r6NXD0zT5QyMbeJJOvlbVGqEpvXBErQEWltY1J8l0m A2MtLx3AAr4YeLEk9lpDLLR8oEyihFjJvdB8o5jj983459JWAGCW+X8Nnt/s8iQifmNjgw79L9u YnYPtclpQ6fdDd90Lgt7jlNCq9uG85y1L/qPOP83p4Hj6DIo3uH15DNnhqEU2TC+OSWMHtazBWO S4LhUzPKYgec2gDmRxoKNZZyvVhaliFauoK/sIyGuKshIr5+A1wbyJ6oW+sU7klzEOb0UDCzdN1 OoSnWmWy X-Authority-Analysis: v=2.4 cv=G4kcE8k5 c=1 sm=1 tr=0 ts=68c12ac4 cx=c_pps a=rEQLjTOiSrHUhVqRoksmgQ==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=IkcTkHD0fZMA:10 a=yJojWOMRYYMA:10 a=gEfo2CItAAAA:8 a=EUspDBNiAAAA:8 a=Xc6W96i5Xe6cDM1WBtQA:9 a=QEXdDO2ut3YA:10 a=2VI0MkxyNR6bbpdq8BZq:22 a=sptkURWiP4Gy88Gu7hUp:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1117,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-09-09_03,2025-09-10_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 phishscore=0 bulkscore=0 suspectscore=0 clxscore=1015 malwarescore=0 adultscore=0 impostorscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2509060018 From: Yi Zhang Add bindings for lt9211c. Signed-off-by: Yi Zhang Signed-off-by: Nilesh Laad --- .../bindings/display/bridge/lontium,lt9211c.yaml | 113 +++++++++++++++++= ++++ 1 file changed, 113 insertions(+) diff --git a/Documentation/devicetree/bindings/display/bridge/lontium,lt921= 1c.yaml b/Documentation/devicetree/bindings/display/bridge/lontium,lt9211c.= yaml new file mode 100644 index 000000000000..619f718618d6 --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/lontium,lt9211c.yaml @@ -0,0 +1,113 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/bridge/lontium,lt9211c.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Lontium LT9211C DSI/LVDS/DPI to DSI/LVDS/DPI bridge. + +maintainers: + - Marek Vasut + +description: | + The LT9211C are bridge devices which convert Single/Dual-Link DSI/LVDS + or Single DPI to Single/Dual-Link DSI/LVDS or Single DPI. + +properties: + compatible: + enum: + - lontium,lt9211c + + reg: + maxItems: 1 + + reset-gpios: + maxItems: 1 + description: GPIO connected to active high RESET pin. + + vccio-supply: + description: Regulator for 1.8V IO power. + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/properties/port + description: + Primary MIPI DSI port-1 for MIPI input or + LVDS port-1 for LVDS input or DPI input. + + port@1: + $ref: /schemas/graph.yaml#/properties/port + description: + Additional MIPI port-2 for MIPI input or LVDS port-2 + for LVDS input. Used in combination with primary + port-1 to drive higher resolution displays + + port@2: + $ref: /schemas/graph.yaml#/properties/port + description: + Primary MIPI DSI port-1 for MIPI output or + LVDS port-1 for LVDS output or DPI output. + + port@3: + $ref: /schemas/graph.yaml#/properties/port + description: + Additional MIPI port-2 for MIPI output or LVDS port-2 + for LVDS output. Used in combination with primary + port-1 to drive higher resolution displays. + + required: + - port@0 + - port@2 + +required: + - compatible + - reg + - vccio-supply + - ports + +additionalProperties: false + +examples: + - | + #include + #include + + i2c { + #address-cells =3D <1>; + #size-cells =3D <0>; + + lvds-bridge@3b { + compatible =3D "lontium,lt9211c"; + reg =3D <0x3b>; + + reset-gpios =3D <&tlmm 128 GPIO_ACTIVE_HIGH>; + + vccio-supply =3D <<9211c_1v8>; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@0 { + reg =3D <0>; + + endpoint { + remote-endpoint =3D <&dsi0_out>; + }; + }; + + port@2 { + reg =3D <2>; + + endpoint { + remote-endpoint =3D <&panel_in_lvds>; + }; + }; + }; + }; + }; + +... --- base-commit: f50b969bafafb2810a07f376387350c4c0d72a21 change-id: 20250910-add-lt9211c-bridge-5a21fcb1c803 Best regards, -- =20 Nilesh Laad