Commit abeb3f40 authored by Laxman Dewangan's avatar Laxman Dewangan
Browse files

gpio: janz-ttl: Use devm_gpiochip_add_data() for gpio registration 



Use devm_gpiochip_add_data() for GPIO registration and remove the
need of driver callback .remove.

Signed-off-by: default avatarLaxman Dewangan <ldewangan@nvidia.com>
parent 0c638759

drivers/gpio/gpio-janz-ttl.c

+1 −11
Original line number Diff line number Diff line
@@ -182,7 +182,7 @@ static int ttl_probe(struct platform_device *pdev) 
	gpio->base = -1;

	gpio->ngpio = 20;



	ret = gpiochip_add_data(gpio, NULL);

	ret = devm_gpiochip_add_data(dev, gpio, NULL);

	if (ret) {

		dev_err(dev, "unable to add GPIO chip\n");

		return ret;
@@ -191,21 +191,11 @@ static int ttl_probe(struct platform_device *pdev) 
	return 0;

}



static int ttl_remove(struct platform_device *pdev)

{

	struct ttl_module *mod = platform_get_drvdata(pdev);



	gpiochip_remove(&mod->gpio);



	return 0;

}



static struct platform_driver ttl_driver = {

	.driver		= {

		.name	= DRV_NAME,

	},

	.probe		= ttl_probe,

	.remove		= ttl_remove,

};



module_platform_driver(ttl_driver);