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Thu, 15 Oct 2026 13:28:37 +0000 Date: Thu, 15 Oct 2026 21:33:13 +0800 From: Peng Fan To: Stefano Radaelli Cc: Frank Li , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, pierluigi.p@variscite.com, Stefano Radaelli , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam Subject: Re: [PATCH v1 1/1] arm64: dts: imx8mn-evk: Pass GPIO_OPEN_DRAIN flag on i2c3 GPIOs Message-ID: References: <20261015081149.5919-1-stefano.r@variscite.com> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261015081149.5919-1-stefano.r@variscite.com> X-ClientProxiedBy: MA5P287CA0054.INDP287.PROD.OUTLOOK.COM (2603:1096:a01:1d3::19) To AM8PR04MB7874.eurprd04.prod.outlook.com (2603:10a6:20b:24d::9) Precedence: bulk X-Mailing-List: imx@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AM8PR04MB7874:EE_|DBBPR04MB8057:EE_ X-MS-Office365-Filtering-Correlation-Id: 2764cdd7-951c-4c45-f416-08df2ac037ec X-LD-Processed: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635,ExtAddr X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|7416014|366016|1800799024|23010399003|19092799006|56012099006|11063799006|10067099003|18002099003|22082099003; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?GsL0TmOOBFqdWnWB8UyfNbanSylHglMq/HTuWsWwl+1ukpp0twdcp7nYVej+?= =?us-ascii?Q?EE1Xc+eok5LFh+6OLN/NN4mpyiF6W1TIJB8xWHH0D0FrNVb2FvTbdWxdL34c?= =?us-ascii?Q?N/qmEomed0Fr0GKDzSIxBJrkM1dVfqVtBP9MYc2UIzYodIEkPirYfU4jkTYn?= =?us-ascii?Q?MWkgZxK7gnN1cTbmmc9SDKmy0TuR3GlCCwhtr9s5FBdX+Cro6bqn6pBBGINf?= =?us-ascii?Q?jLwI/ejdTrsYvn7JP8BfO+fry3MWKhQT2h6WSwFRKbwxGf0qLETDhDBQPHEj?= =?us-ascii?Q?BPiNOWgRxG8NkPRIn7QjoXpezVqLv2VZfCwHhkzqxsV03OOnGFEAK7qpnQZb?= =?us-ascii?Q?Ra4k8RMx0wtj16VbCDTFwCBY3kgvK6hHhcxBfezhN0SlAVqCobHFPGkNHhqY?= =?us-ascii?Q?V9iCqyZDzNl8UEtiFvFy0NNjkVw6gnIDHkgxds1cXpeOQVPRf0e2WR9d+VrQ?= =?us-ascii?Q?oS6WGerOXYIL7C3jX+FEH8l9OSdopEBUIzrDzTfw8n20GAA9FsR5PXmoZnLb?= =?us-ascii?Q?TFPdAnwm4MH0yndibbkeYWMbTb7i0aUXG1CZ3D1MmO4VSW4qc7gb6yAtmJha?= =?us-ascii?Q?mzj484/q3L+kQM5I+KAGTqiIvU17yUp58Fzo1wkttGL+SgsLSlf55TloyH2b?= =?us-ascii?Q?w4spY4LVEMI600h6pD48q0WN6N216efYKBZSbssRgSR2Ash5LewKFn76KTPQ?= =?us-ascii?Q?T9T7U8AVeSo9mOXAbZLWQ8+TwUgJHpBbHOebPMvtMuse0PHPif3bEvfjmdFW?= =?us-ascii?Q?C2kpjPAQpImsRHGozdCUqpW042iy+ajflNAzeUkzJoJhYmN4DNX/cqieEXSh?= =?us-ascii?Q?hnZaL2pfL11AStZzA0JOk4Gn8k1Hd2rFJfsn0678tfDJoSPoA2FwhOHBaJLI?= =?us-ascii?Q?EjqVLdZEnfQXv1j456sFETJkBYuCHsCZHW/eGETDUn/g6NoBstujhxfM17aQ?= =?us-ascii?Q?AEUOJUclt3HiHUsSXi9G2WdsaL3sv+ebG2CBJ3SXZ8fJxdaTtT2kKutXtA0/?= =?us-ascii?Q?6h3ZlGzs8MqCbPPJWNxLmyZ4/lZ9mmp1xE9/i5SVTKGhrf7HVn/9XxYKcKGY?= =?us-ascii?Q?XxYRdQZ6H17fnlaeVq5ctQPsKe4JoZzzEPng0tWqY9iuCgASUtJnGqnVn1n4?= =?us-ascii?Q?xG9IUGh10Jt3dlngk8w1pTOM43X068R6cAP+ETeWA09hLgGcG0XkdYxoJVzE?= =?us-ascii?Q?GT9xmCcayeEuQkXFAa9fa3q0uKfoly9anjlYLGvUDcabwBja2Wgz0FYblKLS?= =?us-ascii?Q?o/iz/89plhNPhi/GuZQ9SP9LogvXJV58iP/aW0W62NCo4Y1atM+2FQb7F3nS?= =?us-ascii?Q?CMEj9GUu7RE3puK7/h/6sjaj6bqfWyAje7AwFJhLtyQxYSSkcPhAJf4R8ZCp?= =?us-ascii?Q?eDIgq44TmdPcTd1tvESZGNEJ/QDT9lX3c2+HdiYO4Xaib4FU9gs6xu5b8v9S?= =?us-ascii?Q?YRcGWbOxz0mi7ip3SFtUC999prDS9KI/d4xYphTQnPDy9K9WcbKsOSMbgER+?= =?us-ascii?Q?pX3KeYh4XiQjEWWhH8TIsP3M39CZ5rie60/mN1dKZqKnAYx1BGDmYih2bWA0?= =?us-ascii?Q?L03cVCo3ilAWXWgGruyfSkyIjgtNl10yyQpbpdyrIQnkOMHndciCVtL/T8vJ?= =?us-ascii?Q?SvAJ7/tot8vTETssZhYao1OpBjLAnrWcEedtvQHJIyEAKMGax7AVsgfYtbyj?= =?us-ascii?Q?ItwA+IrB/TEzsan848Kp3q6rWaZBxP7byoysk1L5xtEzHuS44+PROhcVsvug?= =?us-ascii?Q?JrndUPVLEeHLKysCmX82Sgv74sFJWT27+ALfA/YQ7UjPh/4ChgLT?= X-OriginatorOrg: oss.nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 2764cdd7-951c-4c45-f416-08df2ac037ec X-MS-Exchange-CrossTenant-AuthSource: AM8PR04MB7874.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 15 Oct 2026 13:28:37.1570 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: AfOCSaWRynZq85cF5PIvmCKF0gXQ2WQoGmwlEPA+4AGWVvcrfagCkRcnmazlcKBFpLPejeQzU7x30Io0Lzpi0jFj/GJZcdwLaNEvrut80LTNNYVRiV+namUXUMUieip9 X-MS-Exchange-Transport-CrossTenantHeadersStamped: DBBPR04MB8057 On Thu, Oct 15, 2026 at 10:11:49AM +0200, Stefano Radaelli wrote: >From: Stefano Radaelli > >scl-gpios and sda-gpios need GPIO_OPEN_DRAIN flag, otherwise the >following run-time warning is seen: > >gpio-146 (scl): enforced open drain please flag it properly in DT/ACPI DSDT/board file > >Signed-off-by: Stefano Radaelli Acked-by: Peng Fan