powerpc/pasemi: Add __init/__exit annotations to module init/exit funcs

Add missing __init/__exit annotations to module init/exit funcs.

Signed-off-by: Xiu Jianfeng <[e-mail]>
Signed-off-by: Michael Ellerman <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]

arch/powerpc/platforms/pasemi/gpio_mdio.c

···
 	},
 };
 
-static int gpio_mdio_init(void)
+static int __init gpio_mdio_init(void)
 {
 	struct device_node *np;
 
···
 }
 module_init(gpio_mdio_init);
 
-static void gpio_mdio_exit(void)
+static void __exit gpio_mdio_exit(void)
 {
 	platform_driver_unregister(&gpio_mdio_driver);
 	if (gpio_regs)