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From eece4bace6f1899fdbef6315f11e0ef9957fdc05 Mon Sep 17 00:00:00 2001
From: Dave Stevenson <dave.stevenson@raspberrypi.com>
Date: Tue, 14 Dec 2021 17:18:49 +0000
Subject: [PATCH] media: i2c: ov7251: Make the enable GPIO optional.
Not all implementations wire up the enable GPIO and may just tie
it to a supply rail.
Make it optional.
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
---
drivers/media/i2c/ov7251.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/media/i2c/ov7251.c
+++ b/drivers/media/i2c/ov7251.c
@@ -1334,7 +1334,8 @@ static int ov7251_probe(struct i2c_clien
return PTR_ERR(ov7251->analog_regulator);
}
- ov7251->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_HIGH);
+ ov7251->enable_gpio = devm_gpiod_get_optional(dev, "enable",
+ GPIOD_OUT_HIGH);
if (IS_ERR(ov7251->enable_gpio)) {
dev_err(dev, "cannot get enable gpio\n");
return PTR_ERR(ov7251->enable_gpio);
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