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Commit 2f890cf0 authored by Alban Bedel's avatar Alban Bedel Committed by Linus Walleij
Browse files

gpio: ath79: Make the driver removable 



As we now allow the driver to be built as a module it should be
removable.

Signed-off-by: default avatarAlban Bedel <albeu@free.fr>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 409d8783

drivers/gpio/gpio-ath79.c

+10 −0
Original line number Original line Diff line number Diff line
@@ -46,6 +46,7 @@ static int ath79_gpio_probe(struct platform_device *pdev) 
	ctrl = devm_kzalloc(&pdev->dev, sizeof(*ctrl), GFP_KERNEL);

	ctrl = devm_kzalloc(&pdev->dev, sizeof(*ctrl), GFP_KERNEL);

	if (!ctrl)

	if (!ctrl)

		return -ENOMEM;

		return -ENOMEM;

	platform_set_drvdata(pdev, ctrl);





	if (np) {

	if (np) {

		err = of_property_read_u32(np, "ngpios", &ath79_gpio_count);

		err = of_property_read_u32(np, "ngpios", &ath79_gpio_count);
@@ -97,12 +98,21 @@ static int ath79_gpio_probe(struct platform_device *pdev) 
	return 0;

	return 0;

}

}





static int ath79_gpio_remove(struct platform_device *pdev)

{

	struct ath79_gpio_ctrl *ctrl = platform_get_drvdata(pdev);



	gpiochip_remove(&ctrl->gc);

	return 0;

}



static struct platform_driver ath79_gpio_driver = {

static struct platform_driver ath79_gpio_driver = {

	.driver = {

	.driver = {

		.name = "ath79-gpio",

		.name = "ath79-gpio",

		.of_match_table	= ath79_gpio_of_match,

		.of_match_table	= ath79_gpio_of_match,

	},

	},

	.probe = ath79_gpio_probe,

	.probe = ath79_gpio_probe,

	.remove = ath79_gpio_remove,

};

};





module_platform_driver(ath79_gpio_driver);
 
module_platform_driver(ath79_gpio_driver);