ASoC: blackfin: Convert to devm_snd_soc_register_platform

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/blackfin/bf5xx-i2s-pcm.c b/sound/soc/blackfin/bf5xx-i2s-pcm.c
index d95477a..6cba211d 100644
--- a/sound/soc/blackfin/bf5xx-i2s-pcm.c
+++ b/sound/soc/blackfin/bf5xx-i2s-pcm.c
@@ -342,13 +342,8 @@
 
 static int bfin_i2s_soc_platform_probe(struct platform_device *pdev)
 {
-	return snd_soc_register_platform(&pdev->dev, &bf5xx_i2s_soc_platform);
-}
-
-static int bfin_i2s_soc_platform_remove(struct platform_device *pdev)
-{
-	snd_soc_unregister_platform(&pdev->dev);
-	return 0;
+	return devm_snd_soc_register_platform(&pdev->dev,
+					      &bf5xx_i2s_soc_platform);
 }
 
 static struct platform_driver bfin_i2s_pcm_driver = {
@@ -357,7 +352,6 @@
 	},
 
 	.probe = bfin_i2s_soc_platform_probe,
-	.remove = bfin_i2s_soc_platform_remove,
 };
 
 module_platform_driver(bfin_i2s_pcm_driver);