From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (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 A25F633B943 for ; Mon, 5 Jan 2026 12:28:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767616093; cv=none; b=N1BjjcTtfXe491kgWpE5aZlGJKmFPxdqd1kA04NBrz0VVrC0KkzNtv7JOtwViNO0NOJCnPyS3Wac1H2LVAFLpAI3cS/WEYVON5wD1CXAao7nEY3Yd1DDCg7RKaLrUg3z5OpQ7Qm3FjzcMhD8FzXnNPcrYmC5TcvRkLtxUZwfwyc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767616093; c=relaxed/simple; bh=oOdjw5Byp9hHCPO/ockAN81t86SXy2F/vEnb3wQ8Fiw=; h=From:Subject:Date:Message-Id:MIME-Version:Content-Type:To:Cc; b=Snc81vIA+ddJTyKIAVIor4L8s0Zfh8boum5o0COJnYN3TH7IreMBfmzlxwkxh3HKk7HaMFe1BdJszLOVTevqUIYu64mvSjFlbtAMaXfRS4ox+3UIhrZo9+N/u804gGn0gLeYm+AKpSAhT+jgcFi5LrWwjdLQp9/hYhXdSh9ARb4= 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=QPZyalOn; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=gjBs1pI9; arc=none smtp.client-ip=205.220.180.131 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="QPZyalOn"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="gjBs1pI9" Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 605BY6pQ3521291 for ; Mon, 5 Jan 2026 12:28:10 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=FhnBgqCd894h4xDDyalypD S1B5tbKhHsA76XEw2zZxU=; b=QPZyalOnblB4vaPsgrD/LCt8SvD882UV71zW0z XdlhiHYZwBkV7qbOm/nIGDNyp1udmWPc/kfJhuFovga4cXZILGzTRMCrnd9sGi9G cqpDsVGpjjO6wUbZIegEEwTOGky17bZME8R++zkstSucabaNjDewwvMyAcy5pSbl vP8wXu4nQMBeTHu0GeVH9XN8MO07EqDd4LIN3BbaAnE57IAJE/AtaYt4W8e209IB OI53NTZVNBTkoU8Yh6A/xWlqDS+Uu6GUT0AfohJ3Cnyv6jz/4hwF37US6bUh6l9y qPFVFC2m5lpT/lmtabxI21tm+4/wuCPim44/h0NY6/1++Ifg== Received: from mail-pl1-f197.google.com (mail-pl1-f197.google.com [209.85.214.197]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4bg6uu9837-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Mon, 05 Jan 2026 12:28:10 +0000 (GMT) Received: by mail-pl1-f197.google.com with SMTP id d9443c01a7336-2a13be531b2so317921395ad.2 for ; Mon, 05 Jan 2026 04:28:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1767616089; x=1768220889; darn=vger.kernel.org; h=cc:to:content-transfer-encoding:mime-version:message-id:date :subject:from:from:to:cc:subject:date:message-id:reply-to; bh=FhnBgqCd894h4xDDyalypDS1B5tbKhHsA76XEw2zZxU=; b=gjBs1pI9kF3PcucXpNKbejnGRluQ8XbY6TEwzVSzsurWO8I8tRdr2PZVTmIh7u0uVq H/o75MT4CLfmSBQPOWhkHNvnUCQSCfjbHRDC7uab2a4hxuSEY8Vo2nvKd0GKKdVe4mYz uaPyKP2do/hClgLuCIP1NoTPfMcYpO3XtoEczCzOy70veLoatdc6tDr+h11ic+AlC6nY DLOoZTI749msm/BwkshHtomjOD2r4VMDhsbTT3hkbwH5KZVD/aPQGeWvd4lFB7CcC3ww Ga7DFRMLv4/1nSIeIL6ZBaa+YJiJNGyhtFKwwTJZ/HNEO5N5qVXSvzRwzPKTlVopbmTk N0EA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1767616089; x=1768220889; h=cc:to:content-transfer-encoding:mime-version:message-id:date :subject:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=FhnBgqCd894h4xDDyalypDS1B5tbKhHsA76XEw2zZxU=; b=qC5k6UG0jEdsPRNAxHITBuCGN3tvpFjcOY9dJVAG6B4fMiJsNWFusNFPhBOEr8CjjP ToXTeiqbaYaSCrYcNNjf+GqS4qS6KqL9yGcJV0jFBxe0y6pgJBInJzq0td6fj7P1kwvz R9QJzuJ6hL+bGNLawttpP8GW7+iWo8AkmorqMZGKF/Gk2/V5f0n/MLF3G6DYcvx1cUev EGaIwP13IfZww2dnBjvAjfG/KGoxUP/2OMPd+Gwn8jnI2olyLJ6ntd79Ijvt2hugjpMM 470WhYVXt4atfdbjKODk7YXXQ3oHSe1UZabrae1MU50TpCzK4X1yt2IdzviGjKNuHXJy P7fQ== X-Gm-Message-State: AOJu0YxkpYUgFom8RJlzSlC8jxtxX8fUx3/e544IcWdOAUqCQ0cWzS9J mqLUF0/T/Oeo8U0vZsIxDzhHNfk9qPnWhK7PPIf1JuCwpWfAZS/o7nKTlcyVfLgLJFm4tvx5lms rvjbck/md7FrLPf2Ept38rGIwVtpy8MqpmP4s9m0UDKVmIngn6npu0fuAGETxS/Y= X-Gm-Gg: AY/fxX66aRA7Egkov7RlfCXyk4dXa4QaMDpPAB1SFwwYeQlZzFeJ7se2ofR/0efYSh1 kPEWG8RMlHiG58ptEdyRj2LN+NqHMX3IZxqYUc5+kXVBKOqSuI8umZQRz50Eg2Iapsj4DX+nwub qT3lQV1IciiiQlZRA5fR8OFC565potQ4cblTAwc4YAeUGGKK768IhmNXKN1rQzabXjaSHFPZFW0 q762EGzIA47w8falm+yHWIXqf40fsHZt1eL3iLwbpH7XYIbFWLW88Juh4MEtLaNdT8usK0DyATx wzAE0cWy+61ZXAWyy0sHME9HaNwwE2w2i5BWHzK5x+HST8pjXmjYSOabCRTwPmtFt3I3hHDT3JE /rJw9prnlP9i1qpvvzWJu5YrVcWBaEq2kw6M= X-Received: by 2002:a17:902:e5ca:b0:29e:bf7b:7f36 with SMTP id d9443c01a7336-2a2f2a41a08mr391760865ad.58.1767616089401; Mon, 05 Jan 2026 04:28:09 -0800 (PST) X-Google-Smtp-Source: AGHT+IET+z4gvln2AUwlbFjFw+MzhBkeuBLY3bqxJej2pC+/8tWtSlxole94SJbnplA8xuBW7zdQcg== X-Received: by 2002:a17:902:e5ca:b0:29e:bf7b:7f36 with SMTP id d9443c01a7336-2a2f2a41a08mr391760755ad.58.1767616088758; Mon, 05 Jan 2026 04:28:08 -0800 (PST) Received: from hu-sumk-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a2f3c82a10sm448109275ad.26.2026.01.05.04.27.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 05 Jan 2026 04:28:08 -0800 (PST) From: Sumit Kumar Subject: [PATCH 0/2] PCI: dwc: Add multi-port controller support Date: Mon, 05 Jan 2026 17:57:53 +0530 Message-Id: <20260105-dt-parser-v1-0-b11c63cb5e2c@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAEmuW2kC/3WOy24DIQxFfyViXSJsMBm66n9UXQDjSZCaTArpq FU0/15IF53msbF0LZ9zfRaFc+IinldnkXlKJY2HGuBpJeLOH7YsU1+zQIUECpTsT/Loc6Wk6wK pyNANEUS9P2Ye0tfF9fpW8y6V05i/L+oJ2vbXAmAWlgmkkp1G6nUcYBP4ZSxl/fHp3+O436/ra O4K2tqO12Ak6513JpAZbsH2xYR/zfhfgE1gbPSBSTOEBwK9FOilQFeB7gk1RUIi++j1Brpr0BA RO2vYdfFO8zzPPxbKniedAQAA X-Change-ID: 20251010-dt-parser-98b50ce18fc1 To: Bjorn Helgaas , Jingoo Han , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , Manivannan Sadhasivam , Rob Herring , Krzysztof Kozlowski , Alim Akhtar , Richard Zhu , Lucas Stach , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Yue Wang , Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Paul Walmsley , Greentime Hu , Samuel Holland , Chuanhua Lei , Marek Vasut , Yoshihiro Shimoda , Geert Uytterhoeven , Magnus Damm , Pratyush Anand , Thierry Reding , Jonathan Hunter Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, imx@lists.linux.dev, linux-amlogic@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-tegra@vger.kernel.org, linux-riscv@lists.infradead.org, Sumit Kumar X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1767616078; l=1933; i=sumit.kumar@oss.qualcomm.com; s=20250409; h=from:subject:message-id; bh=oOdjw5Byp9hHCPO/ockAN81t86SXy2F/vEnb3wQ8Fiw=; b=WU8lb1IRlgnKDoA9DoKTUmSQTgI6f7zeHzmNW0Tkt7aRJYhehUZTwlR+K5OXYgJ0gdfAFYhjX qSneDuM7UF2AaUjsAqusdejjuvDVr2QpTc2oXVQufADAoi3I1PrM2Fo X-Developer-Key: i=sumit.kumar@oss.qualcomm.com; a=ed25519; pk=3cys6srXqLACgA68n7n7KjDeM9JiMK1w6VxzMxr0dnM= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTA1MDEwOSBTYWx0ZWRfX+ERdJkI97h/S hGYieYzxet0T5TcWIjwn7qFM3MwFo+8bfGLdqnuLk787ZIOuE0WMkUYlsp6yqRYrMHloLLdYqCK ChNJENG69LoN4IyRlZpf/BlKKPY0dYImJI932n9nqg1my6ukh9mUKmqgcCRknz9BcxaIMB88RWb ttGhZuuwdyJ7a6KEt6xoy0ARiBbTCBfqWXX6Vq/iWvFvzeqilAqOFz7VFZ8ccJqOKw1bIhzWzlh Xbe//Qb6PTPfo6gNbh3mqNPnqODv17zXaPGPymkg4hXAlxJxwTMKXfLh0DMi+dZ7HQYz/dEW9Aa fXz7k3N4EbZP4JP9IeDF2uiabAIldABlsYxAtsMIfOnSiTd3vuZP6OW9FtK0GpwdxPcvL0pFviU vWk9nF9m4z7/8f24lTyDZpQIlVdPE/BXE8YMVtzI5lemEOd7HY6YqD98iH/Qr25D/gf4GN20QQj +Lpb52gTUu5dgYmxbPg== X-Authority-Analysis: v=2.4 cv=eZ8wvrEH c=1 sm=1 tr=0 ts=695bae5a cx=c_pps a=cmESyDAEBpBGqyK7t0alAg==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=k2kXPNx1VYhKFT5-HLMA:9 a=QEXdDO2ut3YA:10 a=1OuFwYUASf3TG4hYMiVC:22 X-Proofpoint-GUID: YDidOLn3ESfuA4vxA7wSkI45IakAxYCw X-Proofpoint-ORIG-GUID: YDidOLn3ESfuA4vxA7wSkI45IakAxYCw X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2026-01-05_01,2025-12-31_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 adultscore=0 phishscore=0 clxscore=1011 impostorscore=0 suspectscore=0 lowpriorityscore=0 priorityscore=1501 spamscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2601050109 This series adds support for multi-port PCIe controllers in the DesignWare driver. Currently, the driver only supports a single Root Port with controller-level properties, which doesn't work for multi-port controllers where each port may have different configurations. This series introduces a per-port structure and parsing API that allows each Root Port to be configured independently via pcie@N child nodes in device tree, while maintaining backward compatibility with existing single-port bindings. Signed-off-by: Sumit Kumar --- Sumit Kumar (2): PCI: API changes for multi-port controller support PCI: dwc: Add multi-port controller support drivers/pci/controller/dwc/pci-exynos.c | 4 +- drivers/pci/controller/dwc/pci-imx6.c | 15 +- drivers/pci/controller/dwc/pci-meson.c | 1 - drivers/pci/controller/dwc/pcie-designware-host.c | 168 ++++++++++++++++++---- drivers/pci/controller/dwc/pcie-designware.c | 32 ++--- drivers/pci/controller/dwc/pcie-designware.h | 17 ++- drivers/pci/controller/dwc/pcie-fu740.c | 6 +- drivers/pci/controller/dwc/pcie-intel-gw.c | 13 +- drivers/pci/controller/dwc/pcie-qcom-common.c | 5 +- drivers/pci/controller/dwc/pcie-qcom-ep.c | 4 +- drivers/pci/controller/dwc/pcie-qcom.c | 4 +- drivers/pci/controller/dwc/pcie-rcar-gen4.c | 13 +- drivers/pci/controller/dwc/pcie-spear13xx.c | 5 +- drivers/pci/controller/dwc/pcie-tegra194.c | 4 +- drivers/pci/of.c | 6 +- drivers/pci/pci.h | 2 + 16 files changed, 226 insertions(+), 73 deletions(-) --- base-commit: 097a6c336d0080725c626fda118ecfec448acd0f change-id: 20251010-dt-parser-98b50ce18fc1 Best regards, -- Sumit Kumar