ASoC: xtfpga-i2s: replace platform to component

Now platform can be replaced to component, let's do it.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/xtensa/xtfpga-i2s.c

@@ -483,13 +483,10 @@ static const struct snd_pcm_ops xtfpga_pcm_ops = {
 	.pointer	= xtfpga_pcm_pointer,
 };
 
-static const struct snd_soc_platform_driver xtfpga_soc_platform = {
-	.pcm_new	= xtfpga_pcm_new,
-	.ops		= &xtfpga_pcm_ops,
-};
-
 static const struct snd_soc_component_driver xtfpga_i2s_component = {
 	.name		= DRV_NAME,
+	.pcm_new	= xtfpga_pcm_new,
+	.ops		= &xtfpga_pcm_ops,
 };
 
 static const struct snd_soc_dai_ops xtfpga_i2s_dai_ops = {
@@ -591,18 +588,13 @@ static int xtfpga_i2s_probe(struct platform_device *pdev)
 		goto err;
 	}
 
-	err = snd_soc_register_platform(&pdev->dev, &xtfpga_soc_platform);
-	if (err < 0) {
-		dev_err(&pdev->dev, "couldn't register platform\n");
-		goto err;
-	}
 	err = devm_snd_soc_register_component(&pdev->dev,
 					      &xtfpga_i2s_component,
 					      xtfpga_i2s_dai,
 					      ARRAY_SIZE(xtfpga_i2s_dai));
 	if (err < 0) {
 		dev_err(&pdev->dev, "couldn't register component\n");
-		goto err_unregister_platform;
+		goto err;
 	}
 
 	pm_runtime_enable(&pdev->dev);
@@ -615,8 +607,6 @@ static int xtfpga_i2s_probe(struct platform_device *pdev)
 
 err_pm_disable:
 	pm_runtime_disable(&pdev->dev);
-err_unregister_platform:
-	snd_soc_unregister_platform(&pdev->dev);
 err:
 	dev_err(&pdev->dev, "%s: err = %d\n", __func__, err);
 	return err;
@@ -626,7 +616,6 @@ static int xtfpga_i2s_remove(struct platform_device *pdev)
 {
 	struct xtfpga_i2s *i2s = dev_get_drvdata(&pdev->dev);
 
-	snd_soc_unregister_platform(&pdev->dev);
 	if (i2s->regmap && !IS_ERR(i2s->regmap)) {
 		regmap_write(i2s->regmap, XTFPGA_I2S_CONFIG, 0);
 		regmap_write(i2s->regmap, XTFPGA_I2S_INT_MASK, 0);