int ret;
mtx1_wdt_device.gpio = pdev->resource[0].start;
+ ret = gpio_request_one(mtx1_wdt_device.gpio,
+ GPIOF_OUT_INIT_HIGH, "mtx1-wdt");
+ if (ret < 0) {
+ dev_err(&pdev->dev, "failed to request gpio");
+ return ret;
+ }
spin_lock_init(&mtx1_wdt_device.lock);
init_completion(&mtx1_wdt_device.stop);
mtx1_wdt_device.queue = 0;
wait_for_completion(&mtx1_wdt_device.stop);
}
+
+ gpio_free(mtx1_wdt_device.gpio);
misc_deregister(&mtx1_wdt_misc);
return 0;
}