ASoC: Use dai_fmt in hx4700 machine driver

index 03ef9f3..8260207 100644
@@ -65,20 +65,6 @@ static int hx4700_hw_params(struct snd_pcm_substream *substream,
 	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
 	int ret = 0;
 
-	/* set codec DAI configuration */
-	ret = snd_soc_dai_set_fmt(codec_dai,
-			SND_SOC_DAIFMT_MSB | SND_SOC_DAIFMT_NB_NF |
-			SND_SOC_DAIFMT_CBS_CFS);
-	if (ret < 0)
-		return ret;
-
-	/* set cpu DAI configuration */
-	ret = snd_soc_dai_set_fmt(cpu_dai,
-			SND_SOC_DAIFMT_MSB | SND_SOC_DAIFMT_NB_NF |
-			SND_SOC_DAIFMT_CBS_CFS);
-	if (ret < 0)
-		return ret;
-
 	/* set the I2S system clock as output */
 	ret = snd_soc_dai_set_sysclk(cpu_dai, PXA2XX_I2S_SYSCLK, 0,
 			SND_SOC_CLOCK_OUT);

@@ -175,6 +161,8 @@ static struct snd_soc_dai_link hx4700_dai = {
 	.platform_name = "pxa-pcm-audio",
 	.codec_name = "ak4641.0-0012",
 	.init = hx4700_ak4641_init,
+	.dai_fmt = SND_SOC_DAIFMT_MSB | SND_SOC_DAIFMT_NB_NF |
+		   SND_SOC_DAIFMT_CBS_CFS,
 	.ops = &hx4700_ops,
 };