ASoC: atmel: atmel_wm8904: 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/atmel_wm8904.c

@@ -59,8 +59,7 @@ static const struct snd_soc_ops atmel_asoc_wm8904_ops = {
 
 SND_SOC_DAILINK_DEFS(pcm,
 	DAILINK_COMP_ARRAY(COMP_EMPTY()),
-	DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "wm8904-hifi")),
-	DAILINK_COMP_ARRAY(COMP_EMPTY()));
+	DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "wm8904-hifi")));
 
 static struct snd_soc_dai_link atmel_asoc_wm8904_dailink = {
 	.name = "WM8904",
@@ -114,7 +113,6 @@ static int atmel_asoc_wm8904_dt_init(struct platform_device *pdev)
 		return ret;
 	}
 	dailink->cpus->of_node = cpu_np;
-	dailink->platforms->of_node = cpu_np;
 	of_node_put(cpu_np);
 
 	codec_np = of_parse_phandle(np, "atmel,audio-codec", 0);