static struct device_driver foo_driver = {
  .name    = "foo",
  .bus     = &platform_bus_type,
  .probe   = foo_probe,
  .remove  = foo_remove,
  .suspend = foo_suspend,
  .resume  = foo_resume,
};

static int __init foo_init(void) {
  int err;

  err = driver_register(&foo_driver);

  return err;
}