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Commit da238221 authored by Ricardo Ribalda Delgado's avatar Ricardo Ribalda Delgado Committed by Linus Walleij
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gpio: gpio-mm-lantiq: Use of_mm_gpiochip_remove 



Since d621e8ba (Create of_mm_gpiochip_remove), there is a
counterpart for of_mm_gpiochip_add.

This patch implements the remove function of the driver making use of
it.

Cc: Alexandre Courbot <gnurou@gmail.com>
Cc: John Crispin <blogic@openwrt.org>
Signed-off-by: default avatarRicardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 68a99b18

drivers/gpio/gpio-mm-lantiq.c

+18 −0
Original line number Diff line number Diff line
@@ -111,6 +111,8 @@ static int ltq_mm_probe(struct platform_device *pdev) 
	if (!chip)

		return -ENOMEM;



	platform_set_drvdata(pdev, chip);



	chip->mmchip.gc.ngpio = 16;

	chip->mmchip.gc.direction_output = ltq_mm_dir_out;

	chip->mmchip.gc.set = ltq_mm_set;
@@ -123,6 +125,15 @@ static int ltq_mm_probe(struct platform_device *pdev) 
	return of_mm_gpiochip_add(pdev->dev.of_node, &chip->mmchip);

}



static int ltq_mm_remove(struct platform_device *pdev)

{

	struct ltq_mm *chip = platform_get_drvdata(pdev);



	of_mm_gpiochip_remove(&chip->mmchip);



	return 0;

}



static const struct of_device_id ltq_mm_match[] = {

	{ .compatible = "lantiq,gpio-mm" },

	{},
@@ -131,6 +142,7 @@ MODULE_DEVICE_TABLE(of, ltq_mm_match); 


static struct platform_driver ltq_mm_driver = {

	.probe = ltq_mm_probe,

	.remove = ltq_mm_remove,

	.driver = {

		.name = "gpio-mm-ltq",

		.of_match_table = ltq_mm_match,
@@ -143,3 +155,9 @@ static int __init ltq_mm_init(void) 
}



subsys_initcall(ltq_mm_init);



static void __exit ltq_mm_exit(void)

{

	platform_driver_unregister(&ltq_mm_driver);

}

module_exit(ltq_mm_exit);