From 2058843a86d87ac357cfef03ab9b2e5f676b8d98 Mon Sep 17 00:00:00 2001 From: Naushir Patuck Date: Fri, 28 Jul 2023 12:00:40 +0100 Subject: [PATCH] drivers: media: imx296: Add standby delay during probe Add a 2-5ms delay when coming out of standby and before reading the sensor info register durning probe, as instructed by the datasheet. This standby delay is already present when the sensor starts streaming. Signed-off-by: Naushir Patuck --- drivers/media/i2c/imx296.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/media/i2c/imx296.c b/drivers/media/i2c/imx296.c index 92e3ddbaf6bf0d..bb3e9dddf37626 100644 --- a/drivers/media/i2c/imx296.c +++ b/drivers/media/i2c/imx296.c @@ -940,6 +940,8 @@ static int imx296_identify_model(struct imx296 *sensor) return ret; } + usleep_range(2000, 5000); + ret = imx296_read(sensor, IMX296_SENSOR_INFO); if (ret < 0) { dev_err(sensor->dev, "failed to read sensor information (%d)\n",