From: Nick Hollinghurst <nick.hollinghurst@raspberrypi.com>
Date: Fri, 28 Jul 2023 10:59:28 +0000 (+0100)
Subject: media: i2c: imx296: Add 2ms delay after releasing standby
X-Git-Tag: accepted/tizen/unified/20240422.153132~408
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c2e55469d8a5abdd755a92cc012c3db7f992fdc4;p=platform%2Fkernel%2Flinux-rpi.git

media: i2c: imx296: Add 2ms delay after releasing standby

The delay seems to be required to reliably read model ID.
(The same delay is already used when starting the camera.)

Signed-off-by: Nick Hollinghurst <nick.hollinghurst@raspberrypi.com>
---

diff --git a/drivers/media/i2c/imx296.c b/drivers/media/i2c/imx296.c
index e16588f..adce60a 100644
--- a/drivers/media/i2c/imx296.c
+++ b/drivers/media/i2c/imx296.c
@@ -949,6 +949,7 @@ static int imx296_identify_model(struct imx296 *sensor)
 			"failed to get sensor out of standby (%d)\n", ret);
 		return ret;
 	}
+	usleep_range(2000, 5000);
 
 	usleep_range(2000, 5000);