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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?MIxM6jvWP7f4Czjx6ctoig960pzwduskQxZnh/34jvBXCizlVGKGq3XFheQ2?= =?us-ascii?Q?sRNTNHESyivZNe/ThggsI4nRBn+uwFV/3AWUBkJvRDWomiG1pTw+68lGgx4J?= =?us-ascii?Q?DmPHlI7CNL6OQ6EvF61o+TMV/OwrgWSNL3/oqYt4Y5fvG2SXDww4VIrvmre+?= =?us-ascii?Q?wCnrvfbex35fZJF2t0aqzRUKnWyQboN4bnjCc4su93grSSBT0I79V4z87FBw?= =?us-ascii?Q?CMVl4xXF3r0GbY/Rutc954tps8OnQzG/vk5mvBK5sRLTWzBnV63B0cWTmdx1?= =?us-ascii?Q?LZf6W+K16v8ndFJNWxkeQ68zLAAi0EKnqGyJ4NAQAwuABeCH3DR1wnbfS2ui?= =?us-ascii?Q?iqIIjaFBW2Rtu2lPmlXYxw9xkV/nyLezgMibHHV/eaRbrSeRM1quGZbWeyJy?= =?us-ascii?Q?NgqNJEIRb0BO5Ix+GhqO1XrXDFunDjP2Lr5uCWbMounkQv1kX3MX/THHBL7l?= =?us-ascii?Q?4O6wz+cNHz1JslDTBAd5TS5Cu9HuopBvtZM6/cXDo+o+W6rK32uVE0+jfNYF?= =?us-ascii?Q?YDFQzEZg75CRLDzu0eq4bNnCNZjmSgpc+zDX08MtYMxS0lVRYtNeQNUtHoWb?= =?us-ascii?Q?pEsxa9vDCJhBwBxHvuXEp8j5RBxldD06GrQzC7lzbjDFatqdf/u2qUTt57Be?= =?us-ascii?Q?jhI+qI7pbgeK/pv1PZXHFgSKwf+zxMF+hAsVYHdsBoyssxPmhd0xagVRDvCA?= =?us-ascii?Q?2AFuzXfk+xr41pc737S47QX4hRqUqiQVWFzMMO5yD9oKeqYc12J132upmDTg?= =?us-ascii?Q?JpU1VR/aytquXMWGgNIa+pyty1lu/KQm2dnO9ZYiRCq2E7QOEIRHC8Tm2Qu6?= =?us-ascii?Q?wIRkRyEuQsZu3IIjanqE6BNqfmczpqMOuLes0gdK7Jd1K+XNslfnIqyaoJi4?= =?us-ascii?Q?TLdwAPEataPQz+0QTphz+dqE6Hap7O1Yespsvt8I2EpIkoeGSG4GgXE0Z+X0?= =?us-ascii?Q?Fy40+dS2eNKfw3m2J1MAeaBH4uJGMoX19PbrcSp23tGPF8k5aKM7GwYIhsbN?= =?us-ascii?Q?OW6d2TTwb454PMcslSHH2m/U1PXDabpaU/evA1g9bNrnKKepHgJclOA6VdOy?= =?us-ascii?Q?Cg4ogZEXH/lZBoTV34vJCob8UZBkKlnsJqfgn+to605tLYC+2qXu3Ji0OI4/?= =?us-ascii?Q?p7P3ToMGhDprDBoUCo2p0XlExpNZbMnT9ifzvZ6cuOhOiehBor535lxMWuhK?= =?us-ascii?Q?22yZkOyuBab/xoxmSZVRWi2GYamZe9s4mZIrIH/KHr5aapeaA52Rflw3Eil3?= =?us-ascii?Q?eRKpRwB/iba/sEPXDMYNCBGhh1oHYt6vwqZnYtN29I8+pH4bzcYhLYnZ5B7R?= =?us-ascii?Q?Uwl9Bq5frL10p/cRrTbYScn0lwMhIpWtz9TQJx1r5zvAr27YxM6kdbCjUKy0?= =?us-ascii?Q?QizzffFN3nXXZ6HoOcDlxCRThak+eE2y2aq1kTQv+WsjQR14G8R08bbbLq2Q?= =?us-ascii?Q?RZtqUE0holqIp/+b1Ka48VbPDA4p7RlLPjwWXB2IObgwWqhWh392NVqIHkzg?= =?us-ascii?Q?uqDGVP7yCW25e8XJKBg8YXEAZHEztM9gpFYhrbKZIe1A3qKtYuZqalg4aLM8?= =?us-ascii?Q?1uNig9Ysd/7oT7OECgSWgcq6B0Znb8nT7DOHTN9OLGZ3VfYMFTPPlmLelGoQ?= =?us-ascii?Q?QM3q9zZbQUd2sHzpm1UGi01nseDvMXjWdLIrRO3wK/ux5Ze3mpcTacGnm1U/?= =?us-ascii?Q?82lSa0b4ijIQbpZRau9Et7q6163X/qT9fbKKHOuqJTF37A2gfIIyl7eJMY8b?= =?us-ascii?Q?SLyBL51XCQ=3D=3D?= X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: fa75e555-49da-4931-8e13-08de9c635557 X-MS-Exchange-CrossTenant-AuthSource: PA4PR04MB7821.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Apr 2026 09:25:58.2927 (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: Q7FFRh+oiihapWyX5o2h/wGbnO904pSP4paSI2B89Pp6qnq5GRtOVWVAnHl1F3Ka7/wjfAlG/kmoZHnqRAzeEg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DU2PR04MB8855 On Fri, Apr 17, 2026 at 10:47:48AM +0200, Philipp Zabel wrote: > On Fr, 2026-04-17 at 16:08 +0800, Robby Cai wrote: > > On i.MX8MQ, the MIPI CSI reset lines are active-low and not self-clearing. > > Writing '0' asserts reset and it remains asserted until explicitly > > deasserted by software. > > > > This driver previously treated the MIPI CSI reset signals as active-high, > > which led to incorrect reset assert/deassert sequencing. This issue was > > exposed by commit 6d79bb8fd2aa ("media: imx8mq-mipi-csi2: Explicitly > > release reset"). > > If this patch is backported without 6d79bb8fd2aa, or the other way > around, will that break MIPI CSI-2 on older kernels? That would warrant > a Cc: stable tag. > Yes, will break. These two patches should be backported as a pair to ensure correct behavior. Regards, Robby