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[129.46.232.65]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-88d9a741365sm77299786d6.53.2025.12.22.01.04.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 22 Dec 2025 01:04:11 -0800 (PST) From: Wenmeng Liu Date: Mon, 22 Dec 2025 17:04:07 +0800 Subject: [PATCH] media: i2c: imx412: Extend the power-on waiting time Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251222-imx412-v1-1-51c7e724b376@oss.qualcomm.com> X-B4-Tracking: v=1; b=H4sIAIYJSWkC/6tWKk4tykwtVrJSqFYqSi3LLM7MzwNyDHUUlJIzE vPSU3UzU4B8JSMDI1NDIyMj3czcChNDI13DJAOj1GSLpBSjJFMloOKCotS0zAqwQdGxtbUA8ze LCFgAAAA= X-Change-ID: 20251222-imx412-1b02ec8bd2b5 To: Sakari Ailus , Mauro Carvalho Chehab Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, Wenmeng Liu , Wenmeng Liu , Wenmeng X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1766394249; l=971; i=wenmeng.liu@oss.qualcomm.com; s=20250925; h=from:subject:message-id; bh=6bbHavJ9fVApiUS3A1Or41Ppk7ASp/dqsODWewWy/F0=; b=R+SXz7zLbK+poh+ApKYy4ywXIv+l4nTDfvfpVeBhOy/RMCxn1k6q767LTzgmP9Cp0mVwTxWEH NZgj/VeQiHjCzcwVdpSFNj1sPBUjm4/6nnALfVXuHLk3Hn6udcT+nbz X-Developer-Key: i=wenmeng.liu@oss.qualcomm.com; a=ed25519; pk=fQJjf9C3jGDjE1zj2kO3NQLTbQEaZObVcXAzx5WLPX0= X-Proofpoint-ORIG-GUID: ODCCviUw18OMFe4pS1D8t83DHoPL72Jl X-Proofpoint-GUID: ODCCviUw18OMFe4pS1D8t83DHoPL72Jl X-Authority-Analysis: v=2.4 cv=e9wLiKp/ c=1 sm=1 tr=0 ts=6949098d cx=c_pps a=oc9J++0uMp73DTRD5QyR2A==:117 a=C3Dk8TwHQYyIj7nOf9RCJw==:17 a=IkcTkHD0fZMA:10 a=wP3pNCr1ah4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=COk6AnOGAAAA:8 a=EUspDBNiAAAA:8 a=fwpc4IpM0P9R8YQ-nboA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=iYH6xdkBrDN1Jqds4HTS:22 a=TjNXssC_j7lpFel5tvFf:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjIyMDA4MSBTYWx0ZWRfX51wEJ8iE+Hjp keusFVoLZh6OYDnQwGxYGAuW+LILoAQn/ZfKMyG0720f39kpy9t/s7D7Bk4XgdvDuq8bgYm4zJ+ UXBwvDSVHSzKbrqBeHCPMabMjs5OJtfVE/we4X5UfS26vSm1g4foOOUGjqyZLvPEMe4GEXZsi9A YodKNdwXCowEOLR0UntIqyGrrCAca9mQDgHTdalt704U7BlZjc4J69gBnmPVECf2/Bl+r9UoVtq 84P4eoVjnujc0FIkoFODftri6uf2iD9j+Jl71cQqqMd5rws/Hz9XhCwwxTWSwuK4Yzf+ranBgT2 lA9pF7pTlMe4AFTK5+7CrcvmE919GNS4EX0uIVx+G/YGcvmtez8O9N4e9UlvRZN3iMgMFJZil6S alLBYpSHE2kFyNZ20h8ZKUD63XarfNmMXcLVkjjmMTfMTwW/AD7NVEIzDUZAyt+Wx7WfqEoxmAA rmMuNRZVY2pqVNhHvgg== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-12-21_05,2025-12-19_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 malwarescore=0 impostorscore=0 clxscore=1015 phishscore=0 adultscore=0 spamscore=0 priorityscore=1501 bulkscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2512220081 From: Wenmeng Liu The Arducam IMX577 module requires a longer reset time than the 1000=C2=B5s configured in the current driver. Increase the wait time after power-on to ensure proper initialization. Signed-off-by: Wenmeng Liu --- Signed-off-by: Wenmeng --- drivers/media/i2c/imx412.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/i2c/imx412.c b/drivers/media/i2c/imx412.c index b3826f80354703b17b416dc233854da3f5736e38..e444c48c11b171b421c535beb23= 211bf0b600d3a 100644 --- a/drivers/media/i2c/imx412.c +++ b/drivers/media/i2c/imx412.c @@ -1037,7 +1037,7 @@ static int imx412_power_on(struct device *dev) goto error_reset; } =20 - usleep_range(1000, 1200); + usleep_range(10000, 12000); =20 return 0; =20 --- base-commit: cc3aa43b44bdb43dfbac0fcb51c56594a11338a8 change-id: 20251222-imx412-1b02ec8bd2b5 Best regards, --=20 Wenmeng