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 <[email protected]>
raspberrypi · Jul 31, 2023 · 2058843 · 2058843
1 parent 368412b
commit 2058843
Showing 1 changed file with 2 additions and 0 deletions.
diff --git 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",