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{ "id": 2218080, "url": "http://patchwork.ozlabs.org/api/covers/2218080/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-tegra/cover/20260331112347.3897841-1-amhetre@nvidia.com/", "project": { "id": 21, "url": "http://patchwork.ozlabs.org/api/projects/21/?format=api", "name": "Linux Tegra Development", "link_name": "linux-tegra", "list_id": "linux-tegra.vger.kernel.org", "list_email": "linux-tegra@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260331112347.3897841-1-amhetre@nvidia.com>", "list_archive_url": null, "date": "2026-03-31T11:23:38", "name": "[0/2] memory: tegra: Add Tegra238 memory controller support", "submitter": { "id": 75198, "url": "http://patchwork.ozlabs.org/api/people/75198/?format=api", "name": "Ashish Mhetre", "email": "amhetre@nvidia.com" }, "mbox": "http://patchwork.ozlabs.org/project/linux-tegra/cover/20260331112347.3897841-1-amhetre@nvidia.com/mbox/", "series": [ { "id": 498180, "url": "http://patchwork.ozlabs.org/api/series/498180/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-tegra/list/?series=498180", "date": "2026-03-31T11:23:38", "name": "memory: tegra: Add Tegra238 memory controller support", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/498180/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/covers/2218080/comments/", "headers": { "Return-Path": "\n <linux-tegra+bounces-13484-incoming=patchwork.ozlabs.org@vger.kernel.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-tegra@vger.kernel.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=Nvidia.com header.i=@Nvidia.com header.a=rsa-sha256\n header.s=selector2 header.b=SskR/oee;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=172.234.253.10; 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pr=C", "From": "Ashish Mhetre <amhetre@nvidia.com>", "To": "<krzk@kernel.org>, <robh@kernel.org>, <conor+dt@kernel.org>,\n\t<=thierry.reding@kernel.org>, <jonathanh@nvidia.com>, <sumitg@nvidia.com>", "CC": "<linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>,\n\t<linux-tegra@vger.kernel.org>, Ashish Mhetre <amhetre@nvidia.com>", "Subject": "[PATCH 0/2] memory: tegra: Add Tegra238 memory controller support", "Date": "Tue, 31 Mar 2026 11:23:38 +0000", "Message-ID": "<20260331112347.3897841-1-amhetre@nvidia.com>", "X-Mailer": "git-send-email 2.50.1", "Precedence": "bulk", "X-Mailing-List": "linux-tegra@vger.kernel.org", "List-Id": "<linux-tegra.vger.kernel.org>", "List-Subscribe": "<mailto:linux-tegra+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-tegra+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "X-NVConfidentiality": "public", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-NV-OnPremToCloud": "ExternallySecured", "X-EOPAttributedMessage": "0", "X-MS-PublicTrafficType": "Email", "X-MS-TrafficTypeDiagnostic": "BL6PEPF0001AB50:EE_|BY5PR12MB4100:EE_", "X-MS-Office365-Filtering-Correlation-Id": "10dc5c63-e81e-4aa4-df7f-08de8f18067e", "X-MS-Exchange-SenderADCheck": "1", "X-MS-Exchange-AntiSpam-Relay": "0", "X-Microsoft-Antispam": "\n\tBCL:0;ARA:13230040|82310400026|1800799024|376014|36860700016|18002099003|56012099003;", "X-Microsoft-Antispam-Message-Info": "\n\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", "X-Forefront-Antispam-Report": "\n\tCIP:216.228.118.232;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc7edge1.nvidia.com;CAT:NONE;SFS:(13230040)(82310400026)(1800799024)(376014)(36860700016)(18002099003)(56012099003);DIR:OUT;SFP:1101;", "X-MS-Exchange-AntiSpam-MessageData-ChunkCount": "1", "X-MS-Exchange-AntiSpam-MessageData-0": "\n\tdoRcHmmHk1AebJ64sX3k/iCrcHS9JoMUboZAj2cNznMFZWKagYMoFgxNB7o6K+kBVJhoSJG9VCVsTw9BU7qRZto5LoLkslTf7BCO08d5tbWtnBrbeHZwlyx0aw10atWalxz8sylwPjnQ7F4E5cmaTrOBYkfFYey3lVMDmBmQo8OQcUveBJst/0+X2OgDMJPz0qgnrKoaa9UVQarIHb3y7eXPxso+CfczF1GJ8AixqyCeGqwg2BaJjeGAEV2VbNSGb0b4M25r5DLSL4Zy+bj7eZXU2RilYa94WpxCtz3S84ef6z0IbNjlYqPLY8O2yR6ixruPHpXFVYsk30B8v+DngBWpOP1HjDWXifHCaDtIl4oAb2xrpUQIXymUbY/PWmjQwHdES6Xr4L6OGq1y0SwwSkSSvOfkt93E9NvmsMXgsUHjylcfU/1+y89Z80qr82Ms", "X-OriginatorOrg": "Nvidia.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "31 Mar 2026 11:24:08.2337\n (UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n 10dc5c63-e81e-4aa4-df7f-08de8f18067e", "X-MS-Exchange-CrossTenant-Id": "43083d15-7273-40c1-b7db-39efd9ccc17a", "X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp": "\n TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.232];Helo=[mail.nvidia.com]", "X-MS-Exchange-CrossTenant-AuthSource": "\n\tBL6PEPF0001AB50.namprd04.prod.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "BY5PR12MB4100" }, "content": "This series adds Memory Controller driver support for the Tegra238 SoC.\n\nTegra238 is similar to Tegra234 but with a reduced memory controller\nconfiguration featuring 8 channels instead of 16. The driver reuses\nTegra234 memory client IDs and ICC operations, with Tegra238-specific\nstream IDs for SMMU configuration.\n\nAshish Mhetre (2):\n memory: tegra: Add T238 MC support\n dt-bindings: memory: tegra: Add nvidia,tegra238-mc compatible\n\n .../nvidia,tegra186-mc.yaml | 31 ++\n drivers/memory/tegra/Makefile | 1 +\n drivers/memory/tegra/mc.c | 3 +\n drivers/memory/tegra/mc.h | 6 +\n drivers/memory/tegra/tegra234.c | 2 +-\n drivers/memory/tegra/tegra238.c | 395 ++++++++++++++++++\n .../dt-bindings/memory/nvidia,tegra238-mc.h | 74 ++++\n 7 files changed, 511 insertions(+), 1 deletion(-)\n create mode 100644 drivers/memory/tegra/tegra238.c\n create mode 100644 include/dt-bindings/memory/nvidia,tegra238-mc.h" }