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Wed, 1 Apr 2026 03:29:53 -0700 From: Jon Hunter To: Andrew Lunn , "David S . Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Thierry Reding CC: , , , Jon Hunter , "Krzysztof Kozlowski" Subject: [PATCH V4 2/3] dt-bindings: net: Fix Tegra234 MGBE PTP clock Date: Wed, 1 Apr 2026 11:29:40 +0100 Message-ID: <20260401102941.17466-3-jonathanh@nvidia.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260401102941.17466-1-jonathanh@nvidia.com> References: <20260401102941.17466-1-jonathanh@nvidia.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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: BN2PEPF000044A5:EE_|LV2PR12MB999074:EE_ X-MS-Office365-Filtering-Correlation-Id: 0eac43fd-bbd9-4e80-44ce-08de8fd9a237 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|82310400026|7416014|376014|36860700016|56012099003|22082099003|18002099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.118.233;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc7edge2.nvidia.com;CAT:NONE;SFS:(13230040)(1800799024)(82310400026)(7416014)(376014)(36860700016)(56012099003)(22082099003)(18002099003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: ybdLEHvUOa1GQHqRI/HENhvJ6pCNcqSBySkSevziKVbVWPpE+RwiQ14bjZCEORzEdPtkwz0nEXhuL71ZQ1R9RWjzI+rJ6U83pyvZbNax4FyzIn8IqcjQcmts4sLJJ2yf9+FTJOGE85MCpIVwbu9+4IW+lmHIvD+PqxW6ha0kw4rFVEo0CLcp2LutYSDLCA5z6FESJKw+FHGfQk2IlmqwcQfbKXuMRjrf8cpQpqTW+DY/cT5UTmtBDcISN08YUGyM3zyV6CGWnD5oXQHvRbYupyKThKqzavx2i5GJAauHm9ih07iwXULh2kGvfHp8pdkBir0EDYmGl3E1/rwJVlD4OQMutQ1TPfvcGUlU2smPs8etFS2eb1lI1lf4a/5Bt70WbFM7AAdE/1PIfXsaZsSUMrq0ZIDebJDh+u9gscsymsfzZhqAFPmgvmAJ5Eo67Bxn X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 01 Apr 2026 10:30:02.2833 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 0eac43fd-bbd9-4e80-44ce-08de8fd9a237 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.233];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN2PEPF000044A5.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: LV2PR12MB999074 The PTP clock for the Tegra234 MGBE device is incorrectly named 'ptp-ref' and should be 'ptp_ref'. This is causing the following warning to be observed on Tegra234 platforms that use this device: ERR KERN tegra-mgbe 6800000.ethernet eth0: Invalid PTP clock rate WARNING KERN tegra-mgbe 6800000.ethernet eth0: PTP init failed Although this constitutes an ABI breakage in the binding for this device, PTP support has clearly never worked and so fix this now so we can correct the device-tree for this device. Note that the MGBE driver still supports the legacy 'ptp-ref' clock name and so older/existing device-trees will still work, but given that this is not the correct name, there is no point to advertise this in the binding. Fixes: 189c2e5c7669 ("dt-bindings: net: Add Tegra234 MGBE") Signed-off-by: Jon Hunter Reviewed-by: Krzysztof Kozlowski --- .../devicetree/bindings/net/nvidia,tegra234-mgbe.yaml | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/net/nvidia,tegra234-mgbe.yaml b/Documentation/devicetree/bindings/net/nvidia,tegra234-mgbe.yaml index 2bd3efff2485..215f14d1897d 100644 --- a/Documentation/devicetree/bindings/net/nvidia,tegra234-mgbe.yaml +++ b/Documentation/devicetree/bindings/net/nvidia,tegra234-mgbe.yaml @@ -42,7 +42,7 @@ properties: - const: mgbe - const: mac - const: mac-divider - - const: ptp-ref + - const: ptp_ref - const: rx-input-m - const: rx-input - const: tx @@ -133,7 +133,7 @@ examples: <&bpmp TEGRA234_CLK_MGBE0_RX_PCS_M>, <&bpmp TEGRA234_CLK_MGBE0_RX_PCS>, <&bpmp TEGRA234_CLK_MGBE0_TX_PCS>; - clock-names = "mgbe", "mac", "mac-divider", "ptp-ref", "rx-input-m", + clock-names = "mgbe", "mac", "mac-divider", "ptp_ref", "rx-input-m", "rx-input", "tx", "eee-pcs", "rx-pcs-input", "rx-pcs-m", "rx-pcs", "tx-pcs"; resets = <&bpmp TEGRA234_RESET_MGBE0_MAC>, -- 2.43.0