gpio: twl6040: 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: Laxman Dewangan <ldewangan@nvidia.com>
This commit is contained in:
Laxman Dewangan 2016-02-22 17:43:28 +05:30
parent 973eff01c5
commit fc0292a238

View file

@ -100,7 +100,7 @@ static int gpo_twl6040_probe(struct platform_device *pdev)
twl6040gpo_chip.of_node = twl6040_core_dev->of_node;
#endif
ret = gpiochip_add_data(&twl6040gpo_chip, NULL);
ret = devm_gpiochip_add_data(&pdev->dev, &twl6040gpo_chip, NULL);
if (ret < 0) {
dev_err(&pdev->dev, "could not register gpiochip, %d\n", ret);
twl6040gpo_chip.ngpio = 0;
@ -109,12 +109,6 @@ static int gpo_twl6040_probe(struct platform_device *pdev)
return ret;
}
static int gpo_twl6040_remove(struct platform_device *pdev)
{
gpiochip_remove(&twl6040gpo_chip);
return 0;
}
/* Note: this hardware lives inside an I2C-based multi-function device. */
MODULE_ALIAS("platform:twl6040-gpo");
@ -123,7 +117,6 @@ static struct platform_driver gpo_twl6040_driver = {
.name = "twl6040-gpo",
},
.probe = gpo_twl6040_probe,
.remove = gpo_twl6040_remove,
};
module_platform_driver(gpo_twl6040_driver);