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Commit ea1361fd authored by Axel Lin's avatar Axel Lin Committed by Linus Walleij
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gpio: pisosr: Use devm_gpiod_get_optional for gpio->load_gpio 



gpio->load_gpio is optional, so use devm_gpiod_get_optional instead.

Signed-off-by: default avatarAxel Lin <axel.lin@ingics.com>
Acked-by: default avatarAndrew F. Davis <afd@ti.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 67ebb742

drivers/gpio/gpio-pisosr.c

+4 −7
Original line number Diff line number Diff line
@@ -125,16 +125,13 @@ static int pisosr_gpio_probe(struct spi_device *spi) 
	if (!gpio->buffer)

		return -ENOMEM;



	gpio->load_gpio = devm_gpiod_get(dev, "load", GPIOD_OUT_LOW);

	gpio->load_gpio = devm_gpiod_get_optional(dev, "load", GPIOD_OUT_LOW);

	if (IS_ERR(gpio->load_gpio)) {

		ret = PTR_ERR(gpio->load_gpio);

		if (ret != -ENOENT && ret != -ENOSYS) {

		if (ret != -EPROBE_DEFER)

			dev_err(dev, "Unable to allocate load GPIO\n");

		return ret;

	}

		gpio->load_gpio = NULL;

	}



	mutex_init(&gpio->lock);