pinctrl: adi2: Use platform_register/unregister_drivers()
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>
diff --git a/drivers/pinctrl/pinctrl-adi2.c b/drivers/pinctrl/pinctrl-adi2.c
index fd342df..8e9e8ea 100644
--- a/drivers/pinctrl/pinctrl-adi2.c
+++ b/drivers/pinctrl/pinctrl-adi2.c
@@ -1102,32 +1102,24 @@
},
};
+static struct platform_driver * const drivers[] = {
+ &adi_pinctrl_driver,
+ &adi_gpio_pint_driver,
+ &adi_gpio_driver,
+};
+
static int __init adi_pinctrl_setup(void)
{
int ret;
- ret = platform_driver_register(&adi_pinctrl_driver);
+ ret = platform_register_drivers(drivers, ARRAY_SIZE(drivers));
if (ret)
return ret;
- ret = platform_driver_register(&adi_gpio_pint_driver);
- if (ret)
- goto pint_error;
-
- ret = platform_driver_register(&adi_gpio_driver);
- if (ret)
- goto gpio_error;
-
#ifdef CONFIG_PM
register_syscore_ops(&gpio_pm_syscore_ops);
#endif
- return ret;
-gpio_error:
- platform_driver_unregister(&adi_gpio_pint_driver);
-pint_error:
- platform_driver_unregister(&adi_pinctrl_driver);
-
- return ret;
+ return 0;
}
arch_initcall(adi_pinctrl_setup);