From e6c0eea84e75a5f6ffa9efefca228de6d8ae052e 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 f942f66..395bfe4 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", -- 2.7.4