ASoC: atmel: sam9x5_wm8731: don't select unnecessary Platform

ALSA SoC is now supporting "no Platform". Sound card doesn't need to
select "CPU component" as "Platform" anymore if it doesn't need
special Platform.
This patch removes such settings.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/atmel/sam9x5_wm8731.c

@@ -93,7 +93,7 @@ static int sam9x5_wm8731_driver_probe(struct platform_device *pdev)
 	card = devm_kzalloc(&pdev->dev, sizeof(*card), GFP_KERNEL);
 	priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
 	dai = devm_kzalloc(&pdev->dev, sizeof(*dai), GFP_KERNEL);
-	comp = devm_kzalloc(&pdev->dev, 3 * sizeof(*comp), GFP_KERNEL);
+	comp = devm_kzalloc(&pdev->dev, 2 * sizeof(*comp), GFP_KERNEL);
 	if (!dai || !card || !priv || !comp) {
 		ret = -ENOMEM;
 		goto out;
@@ -112,8 +112,6 @@ static int sam9x5_wm8731_driver_probe(struct platform_device *pdev)
 	dai->num_cpus = 1;
 	dai->codecs = &comp[1];
 	dai->num_codecs = 1;
-	dai->platforms = &comp[2];
-	dai->num_platforms = 1;
 
 	dai->name = "WM8731";
 	dai->stream_name = "WM8731 PCM";
@@ -150,7 +148,6 @@ static int sam9x5_wm8731_driver_probe(struct platform_device *pdev)
 		goto out;
 	}
 	dai->cpus->of_node = cpu_np;
-	dai->platforms->of_node = cpu_np;
 
 	priv->ssc_id = of_alias_get_id(cpu_np, "ssc");