ASoC: tegra: tegra_wm9712: 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/tegra/tegra_wm9712.c

@@ -51,8 +51,7 @@ static int tegra_wm9712_init(struct snd_soc_pcm_runtime *rtd)
 
 SND_SOC_DAILINK_DEFS(hifi,
 	DAILINK_COMP_ARRAY(COMP_EMPTY()),
-	DAILINK_COMP_ARRAY(COMP_CODEC("wm9712-codec", "wm9712-hifi")),
-	DAILINK_COMP_ARRAY(COMP_EMPTY()));
+	DAILINK_COMP_ARRAY(COMP_CODEC("wm9712-codec", "wm9712-hifi")));
 
 static struct snd_soc_dai_link tegra_wm9712_dai = {
 	.name = "AC97 HiFi",
@@ -114,8 +113,6 @@ static int tegra_wm9712_driver_probe(struct platform_device *pdev)
 		goto codec_unregister;
 	}
 
-	tegra_wm9712_dai.platforms->of_node = tegra_wm9712_dai.cpus->of_node;
-
 	ret = tegra_asoc_utils_init(&machine->util_data, &pdev->dev);
 	if (ret)
 		goto codec_unregister;