From 5fb3b300557d6a6902e7321f42fdabb8c09eef54 Mon Sep 17 00:00:00 2001
From: Naushir Patuck <naush@raspberrypi.com>
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 <naush@raspberrypi.com>
---
 drivers/media/i2c/imx296.c | 2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/media/i2c/imx296.c
+++ b/drivers/media/i2c/imx296.c
@@ -1022,6 +1022,8 @@ static int imx296_identify_model(struct
 		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",
