From mboxrd@z Thu Jan 1 00:00:00 1970 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 B34272F745B for ; Fri, 30 Jan 2026 10:54:40 +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=1769770482; cv=none; b=roSxpNFyaOFfZF5xLcXYSSMYb5UKV2f1bFJ8da+CP65DGtsxsb2GL8oJ7x0A8iKyQ7K8AK6QGpzn56v1H0yoSpEhszKg/6Mm92LOPHhPpNhcv38mlgVNywW1VdAc5sCzUJfLlSa32fWp7Vona7oPUQ7V9F2ynR8+s5zSrhcPnJ8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769770482; c=relaxed/simple; bh=PCe8tJ7yF4VHVITFtSjDrUP6K63qWbDFwh0bj1Ud9XM=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=uMhYoTSije+t87QVmefa+80jSHZkm5wUnODVsthyGV2waau1CYveqJtORMfR56kwMENcROP7DEgMfQbBbIL7ep1K77hmSx05pcVBujrWm1+yD1d9egcTgXdsiBgk0mHTq8U7dhWSsHYtW2B5hiBh1UxDNyKfRbC7HeOFNVFVaDU= 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=ZtLZNWd/; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=XCiDAYs3; 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="ZtLZNWd/"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="XCiDAYs3" Received: from pps.filterd (m0279863.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 60U4bTsp1485353 for ; Fri, 30 Jan 2026 10:54:39 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= sMRtrpDtWcNjOBWLvYdzHUoZEy92hrDdtrq45EcYQQw=; b=ZtLZNWd/34mGTcxS yZ5PiaV3qi3noR+/X1L+BhJNcozfHggx8WtahIv0YGYXLunQXjJ+FZctJc9+Bx8T 14pzxWpLxfT26op4LoDtSv0qkLDomwxLkhnBEfQqJjk/c4bnnCse/1Mf3LZrfrD7 XpTQ/get7RY/Juf24Q3QYnzSDLJupnMXJoGfJukighbGEvxl3xbZD9t9K2CQXLUy sJh2hy6VHlfXQ/OEWgA9zdVh+SchYaYgD8oKdOPAj/aTF8MMg9HnpRGF0wUMYxt2 IsCzbAuDm+EQGg6znvnAvSAlBbNTWuDRWOYrjSOc8Vi1e1sWC+Afqfn0MO1h+Dc5 0St/tQ== Received: from mail-qv1-f69.google.com (mail-qv1-f69.google.com [209.85.219.69]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4c0nsf92m8-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Fri, 30 Jan 2026 10:54:39 +0000 (GMT) Received: by mail-qv1-f69.google.com with SMTP id 6a1803df08f44-88887682068so1974116d6.0 for ; Fri, 30 Jan 2026 02:54:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1769770478; x=1770375278; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=sMRtrpDtWcNjOBWLvYdzHUoZEy92hrDdtrq45EcYQQw=; b=XCiDAYs3bOEjMbHp/pVytJW57FY2zErq7R2Dp4STJxhfsF/BYemF2idhxm0KOkuv9J 7Q15LxFe67J6Q7dw8toBbV/xL0JM0Wx+h6817eY9M2WhT7LjZyZMswYpxI1zbcp7oQUP /76qU/RlEK4c68w9oev6qyU6/velZvj5z0Q9ByeglUE7I0sNfRweSYmglC4hVL0jDn5C 8o6qaq54cFH/3v5vZte4yuiWuWLBpljO5eYbGCGDgOSfGD/gLQiNGTkdFCuFJATqw9EW mmy/DzrkSv4UYi2GsJxosxahtn3v/8o1ntAyjxj8leyJRjzfk0M/Pvu/wt4Xp8wm+WmZ bs0A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1769770478; x=1770375278; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-gg:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=sMRtrpDtWcNjOBWLvYdzHUoZEy92hrDdtrq45EcYQQw=; b=gzKNsN0rODyK+nHwRMTxESK7s9MTdV1zmGk9kAdJ4SPNU+8lcQT0/GDpTrbzPSDX2Z ZQfhnk0i4S8X8h4FGgsmkoiiSYtjeZl0Jc6bVdPRmWzepw9S9ScksIHvqvr58+n2LtNC UqVfK7KnN7EgyK2lvI4IQcL31tFLblEeJxKISIya4rDlXrPIMjqhQqKUE2JtDwtM9otJ q7m/awApJR7+gRK6Sz3ct//E1ZBNzygW0oIyYMiKqK5L33p/MXO8XMz3UhV0J+gvWV6z clZyj1wJ6fmkIpFpKUkEDuOEnl0Renu7hhBeFAL5xPchuVZPLccafL5ZELu0AC74ouTy Qn/g== X-Forwarded-Encrypted: i=1; AJvYcCWQkG+vvM1lGCMzbixK82bKKkXJBcK0mEhhQ8S179+fMbB0KHvD3DZAyo1xwo7IvWA+GGoyU3rZ1XWSN4A=@vger.kernel.org X-Gm-Message-State: AOJu0YyPvZ+r2PjWr4iD2jkdBd7DQzpl7RdOC4Lk59W0YqVtQi9eMWb0 wG8aszbXK6p65oiL+hQz/nU/fLyhqIisVsZ68xJX8lphd+OiXxG+7VUe3ROgClYGUHF7t9baECb 3ZevVO+srPszdqDwGcnSI4GkGUSgkga67PXcxkEpfKPdBOt77tcyQSxS2sC92801tdUV5xIKTGE g= X-Gm-Gg: AZuq6aKXvNLvyJamc+QGTIX+BTz59MvOcQiPR8sNwTFzgRsv6RfwNDJjw8zsYdqeW+b FiXJEAcFQVvXOBsZP/wpBHldFNJN/P/0wssJr3N6AjSlIFP5zPkgTUPSiUSAbaeJ1ANEGvm8noT r7ZgQhtuy72JKE3HcwbwNPGx22W74VxIZv/sofPJuzeOVw42FqvRmNtRghKiScjsU/j8qO6Gfiz mhWP+9PRHzlSXz/JXkgtx5UQ0n2kfu5zd9jUmfLjLkRakuDFTetfi/rTB9PQNRrCYWp5jTiznB1 Oeu27WQ6S3JUMcGeuryDR8pvcFUygexc0UuzZTs/sSaSslKeOFujGQzFFCR/h0Sdp7rtbZVNhhB x/GmQOAOiT8ZPdeAB9jeliqkOXVbuuPeIec/HD47rS6dyirjvHJyCoe9UeXbqXtZ+Ax0= X-Received: by 2002:a05:6214:4704:b0:894:9d9b:84f9 with SMTP id 6a1803df08f44-894e9f33a04mr29180026d6.1.1769770478095; Fri, 30 Jan 2026 02:54:38 -0800 (PST) X-Received: by 2002:a05:6214:4704:b0:894:9d9b:84f9 with SMTP id 6a1803df08f44-894e9f33a04mr29179836d6.1.1769770477673; Fri, 30 Jan 2026 02:54:37 -0800 (PST) Received: from [192.168.119.254] (078088045245.garwolin.vectranet.pl. [78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-658b46abea5sm3998401a12.31.2026.01.30.02.54.34 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 30 Jan 2026 02:54:36 -0800 (PST) Message-ID: <7649a0dd-b343-4ab1-b1f8-b9941f59f564@oss.qualcomm.com> Date: Fri, 30 Jan 2026 11:54:33 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/2] arm64: dts: qcom: Enable lvds panel-DV215FHM-R01 for rb3gen2 industrial mezzanine To: Gopi Botlagunta , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, venkata.valluru@oss.qualcomm.com, jessica.zhang@oss.qualcomm.com, Yi Zhang References: <20260130-add-lt9211c-bridge-for-rb3gen2-industrial-mezzanine-v2-0-a98714fa1531@oss.qualcomm.com> <20260130-add-lt9211c-bridge-for-rb3gen2-industrial-mezzanine-v2-1-a98714fa1531@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260130-add-lt9211c-bridge-for-rb3gen2-industrial-mezzanine-v2-1-a98714fa1531@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: _PBa_ptng2NbgLr92wJg4nCc3gle_Zjc X-Authority-Analysis: v=2.4 cv=EvjfbCcA c=1 sm=1 tr=0 ts=697c8def cx=c_pps a=wEM5vcRIz55oU/E2lInRtA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=6RDgbce5Kyxkl_qMenAA:9 a=QEXdDO2ut3YA:10 a=OIgjcC2v60KrkQgK7BGD:22 X-Proofpoint-GUID: _PBa_ptng2NbgLr92wJg4nCc3gle_Zjc X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTMwMDA4OCBTYWx0ZWRfXwMmkdTAqDALL ViJDxoDnq4VdQZM9svw6En2wzp1shKi6ozz+k0Y8Pcvz9FVToUK65heLUek13VL10fng2Afm6SW Rh95flT2E6QWPmkvCzn5Wh2EPEjkSh7cy8T9Qz7j5UcXGidssnwmQLoIc3TUdu8CtJssamU7V0h NB8uiWL57wyszX5lXRjgnaLy2bUcw1/lE4EwGni+0m5bfy3mq15AcF1UQ1K5n2FNlmKaCnf/JQ8 oAMHlzY94mdf1jK/TvxJlu2s6aThOgx8fe52mMOGQaJjegxIXzJj7DCOkKmlkw1O3VFk4msJlGO J1f4avWtQ1HpNiIHeRmv1r6Nf4dY4HS52e1iF/PZjeKo5Fo5NR/I/3WkB6hYomlHGNXN7z7wVtp 3T0jehwiGUK8uB14Wg62qoVhURMD1t4uuUWqvnFYpvta+0ELmLrJEw6/vOhLh52BnRjg6oF5fwo hiJI+cBN8rjG5irfkGQ== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-01-30_01,2026-01-29_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 spamscore=0 priorityscore=1501 bulkscore=0 suspectscore=0 adultscore=0 malwarescore=0 impostorscore=0 lowpriorityscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2601300088 On 1/30/26 11:27 AM, Gopi Botlagunta wrote: > Below is the routing diagram of dsi lanes from qcs6490 soc to > mezzanine. > > DSI0 --> SW1403.4 --> LT9611uxc --> hdmi port > | > --> SW2700.1 --> dsi connector > | > --> LT9211c --> LVDS connector > > Disable hdmi connector for industrial mezzanine and enable > LT9211c bridge and lvds panel node. > LT9211c is powered by default with reset gpio connected to 117. > > Signed-off-by: Gopi Botlagunta > Co-developed-by: Yi Zhang > Signed-off-by: Yi Zhang > --- > .../qcom/qcs6490-rb3gen2-industrial-mezzanine.dtso | 106 +++++++++++++++++++++ > 1 file changed, 106 insertions(+) > > diff --git a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2-industrial-mezzanine.dtso b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2-industrial-mezzanine.dtso > index 619a42b5ef48..cc8ee1643167 100644 > --- a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2-industrial-mezzanine.dtso > +++ b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2-industrial-mezzanine.dtso > @@ -8,6 +8,112 @@ > #include > #include > > +/ { > + > + hdmi-connector { Please add a label to this node in the base dts and reference it &as_such, the current approach is very error-prone Konrad