ASoC: fsl: imx-es8328: use devm_snd_soc_register_card()

Using devm_snd_soc_register_card() can make the code
shorter and cleaner.
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20210602133359.310647-1-yangyingliang@huawei.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/fsl/imx-es8328.c

@@ -193,7 +193,7 @@ static int imx_es8328_probe(struct platform_device *pdev)
 	data->card.owner = THIS_MODULE;
 	data->card.dai_link = &data->dai;
 
-	ret = snd_soc_register_card(&data->card);
+	ret = devm_snd_soc_register_card(&pdev->dev, &data->card);
 	if (ret) {
 		dev_err(dev, "Unable to register: %d\n", ret);
 		goto put_device;
@@ -209,15 +209,6 @@ static int imx_es8328_probe(struct platform_device *pdev)
 	return ret;
 }
 
-static int imx_es8328_remove(struct platform_device *pdev)
-{
-	struct imx_es8328_data *data = platform_get_drvdata(pdev);
-
-	snd_soc_unregister_card(&data->card);
-
-	return 0;
-}
-
 static const struct of_device_id imx_es8328_dt_ids[] = {
 	{ .compatible = "fsl,imx-audio-es8328", },
 	{ /* sentinel */ }
@@ -230,7 +221,6 @@ static struct platform_driver imx_es8328_driver = {
 		.of_match_table = imx_es8328_dt_ids,
 	},
 	.probe = imx_es8328_probe,
-	.remove = imx_es8328_remove,
 };
 module_platform_driver(imx_es8328_driver);