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charset="utf-8" Content-Transfer-Encoding: 7bit Message-ID: <20260917-tegra-tegra264-fuse-v2-2-4936068c2168@nvidia.com> References: <20260917-tegra-tegra264-fuse-v2-0-4936068c2168@nvidia.com> In-Reply-To: <20260917-tegra-tegra264-fuse-v2-0-4936068c2168@nvidia.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Thierry Reding CC: Thierry Reding , , , , Jon Hunter , Thierry Reding X-Mailer: b4 0.14.2 X-ClientProxiedBy: rnnvmail203.nvidia.com (10.129.68.9) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN2PEPF0000A98E:EE_|SN7PR12MB6789:EE_ X-MS-Office365-Filtering-Correlation-Id: aabba791-aee0-4cc9-ce3a-08df149c5f77 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|36860700016|82310400026|23010399003|1800799024|10067099003|11063799006|18002099003|56012099006|22082099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.117.160;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge1.nvidia.com;CAT:NONE;SFS:(13230040)(376014)(36860700016)(82310400026)(23010399003)(1800799024)(10067099003)(11063799006)(18002099003)(56012099006)(22082099003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: vtyZD1qsACrEwKPCS0VKOglnfsH4NAkKB8VeY3xW2xMw4FUIB597QvMttYHAKVMHE068nntFtDvKPAwIXts/vfinxSIZpxIMFl2PDSrZGPbeEBhDXVAnapxRewGt7c02C3D5J+RAlIzq+DByIIGrNSV51Swk/RhnJqB6hJdF0lgdhwt+N+wB9c6ra+WW4v78HXmBf4gWc9FKgGKOr6c26E6H88N8rIs4FuWIPK6UKRjRk3t5v1wIp0x9WY+Kc4wuD9Qy/nyECTMPiVOayJG/Zr2n2F5fsmcncejP587sDGyF/hfsefbxG+9ph3HPxNmprLZ9cZxRD9NI1npV7eiScPBAka/yOzOGzAKS/cOkXyNkPz0FmEHfx7Oj4MAkqge8W9ZuCuwpbd/bJXyRswm+4vVPdlvQGAem4ESlV1c321tCSVEA3Xqqb4DSkGfsPEQ0 X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Sep 2026 09:16:35.7144 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: aabba791-aee0-4cc9-ce3a-08df149c5f77 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN2PEPF0000A98E.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN7PR12MB6789 From: Thierry Reding The FUSE block contains a number of registers exposing information that is useful for certain drivers and/or userspace to read at runtime. Signed-off-by: Thierry Reding Signed-off-by: Jon Hunter --- arch/arm64/boot/dts/nvidia/tegra264.dtsi | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra264.dtsi b/arch/arm64/boot/dts/nvidia/tegra264.dtsi index b84f93ad227e624a696f50c4e86c7909901096bd..dd81ce3b36aee163d81437d0a7fed0ccde2748d8 100644 --- a/arch/arm64/boot/dts/nvidia/tegra264.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra264.dtsi @@ -43,6 +43,13 @@ misc@100000 { <0x0 0x0c140000 0x0 0x10000>; }; + fuse@1000000 { + compatible = "nvidia,tegra264-efuse"; + reg = <0x0 0x1000000 0x0 0x20000>; + clocks = <&bpmp TEGRA264_CLK_FUSE>; + clock-names = "fuse"; + }; + timer@8000000 { compatible = "nvidia,tegra234-timer"; reg = <0x0 0x08000000 0x0 0x140000>; -- 2.43.0