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Wed, 8 Jun 2022 09:41:15 -0700 Envelope-to: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, lorenzo.pieralisi@arm.com, bhelgaas@google.com, robh@kernel.org Received: from [10.140.9.2] (port=41368 helo=xhdbharatku40.xilinx.com) by smtp.xilinx.com with esmtp (Exim 4.90) (envelope-from ) id 1nyyk6-00016D-IK; Wed, 08 Jun 2022 09:41:14 -0700 From: Bharat Kumar Gogada To: , , CC: , , , , Bharat Kumar Gogada Subject: [PATCH v4 0/2] Add support for Xilinx Versal CPM5 Root Port Date: Wed, 8 Jun 2022 22:10:44 +0530 Message-ID: <20220608164046.3474-1-bharat.kumar.gogada@xilinx.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 44351418-1db3-46c3-c3df-08da496db517 X-MS-TrafficTypeDiagnostic: MWHPR02MB2509:EE_ X-Microsoft-Antispam-PRVS: X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 Jun 2022 16:41:16.3280 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 44351418-1db3-46c3-c3df-08da496db517 X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c;Ip=[149.199.62.198];Helo=[xsj-pvapexch02.xlnx.xilinx.com] X-MS-Exchange-CrossTenant-AuthSource: BN1NAM02FT011.eop-nam02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR02MB2509 Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Xilinx Versal Premium series has CPM5 block which supports Root Port functioning at Gen5 speed. Xilinx Versal CPM5 has few changes with existing CPM block. - CPM5 has dedicated register space for control and status registers. - CPM5 legacy interrupt handling needs additonal register bit to enable and handle legacy interrupts. Changes in v4: - Removed versioning in compatible string - reg property definitions are added Bharat Kumar Gogada (2): dt-bindings: PCI: xilinx-cpm: Add Versal CPM5 Root Port PCI: xilinx-cpm: Add support for Versal CPM5 Root Port .../bindings/pci/xilinx-versal-cpm.yaml | 48 +++++++++++++++++-- drivers/pci/controller/pcie-xilinx-cpm.c | 33 ++++++++++++- 2 files changed, 76 insertions(+), 5 deletions(-) -- 2.17.1