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pinctrl: at91: Use platform_register/unregister_drivers()

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These new helpers simplify implementing multi-driver modules and
properly handle failure to register one driver by unregistering all
previously registered drivers.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Thierry Reding 2015-12-02 17:31:55 +01:00 committed by Linus Walleij
parent 9b0ee474cf
commit bab7f5a401
1 changed files with 7 additions and 7 deletions
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14
drivers/pinctrl/pinctrl-at91.c
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@ -1828,20 +1828,20 @@ static struct platform_driver at91_pinctrl_driver = {
.remove = at91_pinctrl_remove,
};
static struct platform_driver * const drivers[] = {
&at91_gpio_driver,
&at91_pinctrl_driver,
};
static int __init at91_pinctrl_init(void)
{
int ret;
ret = platform_driver_register(&at91_gpio_driver);
if (ret)
return ret;
return platform_driver_register(&at91_pinctrl_driver);
return platform_register_drivers(drivers, ARRAY_SIZE(drivers));
}
arch_initcall(at91_pinctrl_init);
static void __exit at91_pinctrl_exit(void)
{
platform_driver_unregister(&at91_pinctrl_driver);
platform_unregister_drivers(drivers, ARRAY_SIZE(drivers));
}
module_exit(at91_pinctrl_exit);