From nobody Tue Feb 10 21:42:41 2026 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 F308B35E54F for ; Fri, 30 Jan 2026 10:27:57 +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=1769768879; cv=none; b=Bve0B92kCxrZ5izgjgUJqXJhazV8eIWau2TPFgKXIYRZKyc1uOUhEy6i4W8J5zFH83fVGD99w7jInq1uoUWOm5xVe/JUXhNbwKoL3qQa2VwQWb7kMye6VcwZC1aQ45ezFXqYqbDrbnd/o2FcvZaXak92NoqSMxCvIBhsomXqPlI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769768879; c=relaxed/simple; bh=kgCiE9eqpQ0sjnHTUQblclX4uyskcFsihoTe94hN9IE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=eXsGi9qx5bGQtyf69fk59rfZz/XSCAb4tfxzpWVa47axwUISmSQTY6uAibRWz8yqhpoEQoSHnHtAyOQY1nVYCHLZeQcOjcOyiEioiDRQC0z++s3enzWLDF4nAEIfbt2Y4UChY72M5eI4rRdp0SSIm3YwRmJg5VUOY/oYM/sp/8k= 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=Lxm76ICM; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=ML3NrHs/; 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="Lxm76ICM"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="ML3NrHs/" Received: from pps.filterd (m0279862.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 60U9V01j2675381 for ; Fri, 30 Jan 2026 10:27:57 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= yJ8eeQb8j21yN5uXTPw9Td001TkxoIHa7+I3NMOSrnk=; b=Lxm76ICM7UgL9L9m iOAp0aA5MrVIr1/BWo5YhWsVp2V2FBOj3aSPNblQwPszv2zcmeUkfLHTUx4qAN6i GUWKob3Fsu9Qgm72rQrg4N3iK0owAz9W8qnsybfxa1purHDtnojIVWnV3Jun/+E/ /2Vemuxxc/DUnDUREpLugMkb7wHvcohX5idCweJvVWG9kiKMtKXwfRiJz9pHyxSN EWg6i9t7RrNR9WC4lQ5oiTTYwcbecB3HsopyJUT8MtZRL8Rj2wPQvFgX6EXXs8+h 76PPKVJL0DsCQNbo0Uyq2zQ+h7go0ZLfFr57uoUch1YtFA+na51UTg+hMrjPs1m0 6zxxgg== Received: from mail-pg1-f198.google.com (mail-pg1-f198.google.com [209.85.215.198]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4c0t34068b-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Fri, 30 Jan 2026 10:27:57 +0000 (GMT) Received: by mail-pg1-f198.google.com with SMTP id 41be03b00d2f7-b5edecdf94eso5981603a12.2 for ; Fri, 30 Jan 2026 02:27:57 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1769768876; x=1770373676; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=yJ8eeQb8j21yN5uXTPw9Td001TkxoIHa7+I3NMOSrnk=; b=ML3NrHs/wlcJLwqSgI2AUObvFAicaMZjCQU0EsYksRwGEcWKtpHB463x04bpudIXJH tXr2/V9xA10hbnExPUMgqZ0pp/68J+KUUe59MZPCQ6uhZblkHVWcmoPj6XEV0XbUp2bZ a6Kx/dt4HJgVxEUZzVLae2aP2VkyDCRwT9bhxeZZsu4k6d5m/WCaK8VPF13X/QV+xUx3 7V0BliAZ34O5nid3l+NnAOVvF2bvHdTOX2E5Zs55BnxLXz5B2eFxxsbMk9MUU7e2YSq3 njGelK4ZHPu/S0z0sP/BNY669Kgt+R5ec6fTvqeBwlLHNaw64XFtdrRMmdBGYMCOecS6 bLDA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1769768876; x=1770373676; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-gg:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=yJ8eeQb8j21yN5uXTPw9Td001TkxoIHa7+I3NMOSrnk=; b=fPa1UKouoPBDatiZiJdlIYETrCqgdaepSCsCS22TSDwF1iM6gsTugIzTAaU4g5afS6 YNJxAZU5AQauKjZj0W4E7lAyIEkqERSs8ZZFkffy7u8mw1CBkkjVTsUGOVEMrKY79duz bB1EHWDO0fsT+GFcxRJ6kWYf3TSxmDYtEIcFXJk3mJsTUGwjnFZVrqXNFaFb1wjzajBq e4gW4+GZN0WZu0SoA6mKZGfDzp9YIbYImpmLRFjcrJjDVdbJcoaFdTlUCqtu6MwsSp39 9LnbqCD8J02vskOwIfPrKUnp9JJyuEe1hbmdwRjlg4B1CXC/Ou82zHDUGyfRdaNefEMy kzVQ== X-Forwarded-Encrypted: i=1; AJvYcCV4E/1pHzQLCUZnkfaX4ENxL3RAEyb3vRlVj0Qk8r8kSZiSZvwtz8r9L4irTVo2ophTuL7bzKj0f8hgE7o=@vger.kernel.org X-Gm-Message-State: AOJu0YxUBV1XvTekNE5LHvUc23LQgvU4dYCnj8Ka+EKwaf5fFH9lOPiZ tooSddNv32zVOSSJs0xZ2QScSx8BXkJhCq5kZp2X6AZh+MRSVpldq9CAT/TQ8CSwA6B859vkTdK s7dwxGNfYGlEyBd6kaOu9h6oIFbavrSS6j4qKezt2/TQwhYNB6VsA95Ag61E0+sEALIk= X-Gm-Gg: AZuq6aJ38VaGjRq8CTUZo/VX9z/UDW8S7wvYT+FQPQ1/N4oODnCX2GpVEO3JFUNUInd AvOr0ROuTHaE5/b6+AFfVpx0ISYUxD0S/8o3Gzcmd/QKddryLehoQWNbP8KTqIhEqDSo3UswG/4 XNT5BIbMCyDoPZnj3bGJD0DHEc4VDuSyKEBo+9A1wn6FJesOhUwxWOXkMANBfSKYHyFc3eAxcuH BJ6/BRc7Dci8xyxtIlBTLO/y9croTuT8VynDr1Tdzo7F1ElVineiqyc5qvLjuKzdomVYi8U6QK9 C7sIVsuotBJrWF00gTMtGu6SzMYxvGr7XL0P/b/pecrATlLdUDN8wLvfmf8qE/KuzztDCaCZPeU NlGZbchEChARijhNT99HtHkK78cucUcpcSBLfU/eLUffjWM/FYw== X-Received: by 2002:a05:6a20:748e:b0:38e:87b3:f0cc with SMTP id adf61e73a8af0-392e0198332mr2297833637.70.1769768876387; Fri, 30 Jan 2026 02:27:56 -0800 (PST) X-Received: by 2002:a05:6a20:748e:b0:38e:87b3:f0cc with SMTP id adf61e73a8af0-392e0198332mr2297802637.70.1769768875920; Fri, 30 Jan 2026 02:27:55 -0800 (PST) Received: from hu-botlagun-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a88b414071sm69884635ad.29.2026.01.30.02.27.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 30 Jan 2026 02:27:55 -0800 (PST) From: Gopi Botlagunta Date: Fri, 30 Jan 2026 15:57:25 +0530 Subject: [PATCH v2 1/2] arm64: dts: qcom: Enable lvds panel-DV215FHM-R01 for rb3gen2 industrial mezzanine 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: <20260130-add-lt9211c-bridge-for-rb3gen2-industrial-mezzanine-v2-1-a98714fa1531@oss.qualcomm.com> References: <20260130-add-lt9211c-bridge-for-rb3gen2-industrial-mezzanine-v2-0-a98714fa1531@oss.qualcomm.com> In-Reply-To: <20260130-add-lt9211c-bridge-for-rb3gen2-industrial-mezzanine-v2-0-a98714fa1531@oss.qualcomm.com> To: 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, Gopi Botlagunta , venkata.valluru@oss.qualcomm.com, jessica.zhang@oss.qualcomm.com, Yi Zhang X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1769768867; l=3024; i=venkata.botlagunta@oss.qualcomm.com; s=20251110; h=from:subject:message-id; bh=kgCiE9eqpQ0sjnHTUQblclX4uyskcFsihoTe94hN9IE=; b=QnxW6uW98h/E8sBxGUk7ZmbemnWF572GZhwzwvyO2LEFbTpRhMm1C3ZgZPqm1Y6yV6aoGT8mY AmA+roj6XX2BDCm6XJ2gfMndhqtT1uLXaClUpnvFOqa/aJjeMYdM0fw X-Developer-Key: i=venkata.botlagunta@oss.qualcomm.com; a=ed25519; pk=/SnYBwlkTzDCLnHFgEY0qFwPgKIV+aQWRbc3naiLzrk= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTMwMDA4NCBTYWx0ZWRfX5IgEmot7cDjO 5tw63Q254vgTfzrlFQFfIAGA1gs6gMj9Ulswbs8ayRS8XrIN/n4S0PCIB1kEni/5edLG2m8V6JY C5TU4XXTnEWH70gN4u2Rfr2R7rj9j6EObC65i5UVrjezmhmvzaqWpzM41WoWsLvNiKX/2HXlrnu bm1zoSBiEl8a1GRQToBJ0v06+j1pU+E0zERTRo7iOjQQ72O6mTZVMI3z0tp/e65xOApRzswEdJn Gd0r1Bn6PD5Ytt1W5fcU2s7hyFPyDPANtaU8bUAqsJY6wYxtZ5LU8VdgLad/6HgJE1t3RSEA48r H0e4Mwl7wcjCWFqcwEp3aiB95exucyfvm2SbI8Np2f9+TwvwBbOS6ui6T78nxHnpbNq/6gfgP46 rSTqsRrasRQqgyjj1zwgvAESFmXzlBedeVGozAbDGHS4McSzXnFnGv5C+1RCktzWJ8oO4DG7HWE 0ULh5FwntQ9P+iueo6g== X-Proofpoint-ORIG-GUID: ArmS44jjQzuM93zXp_5nD60OuUS8OSNw X-Authority-Analysis: v=2.4 cv=QfFrf8bv c=1 sm=1 tr=0 ts=697c87ad cx=c_pps a=Qgeoaf8Lrialg5Z894R3/Q==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=zQPtESjVaFao4fvCMtoA:9 a=QEXdDO2ut3YA:10 a=x9snwWr2DeNwDh03kgHS:22 X-Proofpoint-GUID: ArmS44jjQzuM93zXp_5nD60OuUS8OSNw 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 priorityscore=1501 bulkscore=0 impostorscore=0 adultscore=0 phishscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 malwarescore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2601300084 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 =20 +/ { + + hdmi-connector { + status =3D "disabled"; + }; + + panel_lvds: panel-lvds@0 { + compatible =3D "panel-lvds"; + data-mapping =3D "vesa-24"; + width-mm =3D <476>; + height-mm =3D <268>; + + status =3D "okay"; + + panel-timing { + clock-frequency =3D <148500000>; + hactive =3D <1920>; + vactive =3D <1080>; + hfront-porch =3D <88>; + hback-porch =3D <148>; + hsync-len =3D <44>; + vfront-porch =3D <4>; + vback-porch =3D <36>; + vsync-len =3D <5>; + de-active =3D <1>; + }; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@0 { + reg =3D <0>; + + dual-lvds-odd-pixels; + panel_in_lvds_odd: endpoint { + remote-endpoint =3D <<9211c_out_odd>; + }; + }; + + port@1 { + reg =3D <1>; + + dual-lvds-even-pixels; + panel_in_lvds_even: endpoint { + remote-endpoint =3D <<9211c_out_even>; + }; + + }; + }; + }; + +}; + +&i2c1 { + status =3D "okay"; + + lvds_bridge: lvds-bridge@29 { + compatible =3D "lontium,lt9211c"; + reg =3D <0x29>; + reset-gpios =3D <&tlmm 117 1>; + + status =3D "okay"; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@0 { + reg =3D <0>; + + lt9211c_in: endpoint { + data-lanes =3D <0 1 2 3>; + remote-endpoint =3D <&mdss_dsi0_out>; + }; + }; + + port@2 { + reg =3D <2>; + + lt9211c_out_odd: endpoint { + remote-endpoint =3D <&panel_in_lvds_odd>; + }; + }; + + port@3 { + reg =3D <3>; + + lt9211c_out_even: endpoint { + remote-endpoint =3D <&panel_in_lvds_even>; + }; + }; + }; + }; + + +}; + +<9611_codec { + status =3D "disabled"; +}; + +&mdss_dsi0_out { + remote-endpoint =3D <<9211c_in>; +}; + &spi11 { #address-cells =3D <1>; #size-cells =3D <0>; --=20 2.34.1