--- zzzz-none-000/linux-3.10.107/sound/soc/samsung/smdk_wm8994pcm.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/sound/soc/samsung/smdk_wm8994pcm.c	2021-02-04 17:41:59.000000000 +0000
@@ -68,20 +68,6 @@
 
 	mclk_freq = params_rate(params) * rfs;
 
-	/* Set the codec DAI configuration */
-	ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_DSP_B
-				| SND_SOC_DAIFMT_IB_NF
-				| SND_SOC_DAIFMT_CBS_CFS);
-	if (ret < 0)
-		return ret;
-
-	/* Set the cpu DAI configuration */
-	ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_DSP_B
-				| SND_SOC_DAIFMT_IB_NF
-				| SND_SOC_DAIFMT_CBS_CFS);
-	if (ret < 0)
-		return ret;
-
 	ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL1,
 					mclk_freq, SND_SOC_CLOCK_IN);
 	if (ret < 0)
@@ -118,6 +104,8 @@
 		.codec_dai_name = "wm8994-aif1",
 		.platform_name = "samsung-pcm.0",
 		.codec_name = "wm8994-codec",
+		.dai_fmt = SND_SOC_DAIFMT_DSP_B | SND_SOC_DAIFMT_IB_NF |
+			   SND_SOC_DAIFMT_CBS_CFS,
 		.ops = &smdk_wm8994_pcm_ops,
 	},
 };
@@ -134,29 +122,18 @@
 	int ret = 0;
 
 	smdk_pcm.dev = &pdev->dev;
-	ret = snd_soc_register_card(&smdk_pcm);
-	if (ret) {
+	ret = devm_snd_soc_register_card(&pdev->dev, &smdk_pcm);
+	if (ret)
 		dev_err(&pdev->dev, "snd_soc_register_card failed %d\n", ret);
-		return ret;
-	}
-
-	return 0;
-}
 
-static int snd_smdk_remove(struct platform_device *pdev)
-{
-	snd_soc_unregister_card(&smdk_pcm);
-	platform_set_drvdata(pdev, NULL);
-	return 0;
+	return ret;
 }
 
 static struct platform_driver snd_smdk_driver = {
 	.driver = {
-		.owner = THIS_MODULE,
 		.name = "samsung-smdk-pcm",
 	},
 	.probe = snd_smdk_probe,
-	.remove = snd_smdk_remove,
 };
 
 module_platform_driver(snd_smdk_driver);