diff --git a/sound/soc/atmel/sam9x5_wm8731.c b/sound/soc/atmel/sam9x5_wm8731.c
index d2dc344ff0a8..7822425d5e61 100644
--- a/sound/soc/atmel/sam9x5_wm8731.c
+++ b/sound/soc/atmel/sam9x5_wm8731.c
@@ -88,7 +88,7 @@ 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, 2 * sizeof(*comp), GFP_KERNEL);
+	comp = devm_kzalloc(&pdev->dev, 3 * sizeof(*comp), GFP_KERNEL);
 	if (!dai || !card || !priv || !comp) {
 		ret = -ENOMEM;
 		goto out;
@@ -107,6 +107,8 @@ 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";
@@ -143,6 +145,7 @@ 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");