ASoC: Remove absent SYNC and TDM DAI format options from i.MX SSI

These should be handled via set_tdm_slot() now and cause build
failures as-is.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/imx/mxc-ssi.c b/sound/soc/imx/mxc-ssi.c
index 3806ff2..ccdefe6 100644
--- a/sound/soc/imx/mxc-ssi.c
+++ b/sound/soc/imx/mxc-ssi.c
@@ -397,14 +397,6 @@
 		break;
 	}
 
-	/* sync */
-	if (!(fmt & SND_SOC_DAIFMT_ASYNC))
-		scr |= SSI_SCR_SYN;
-
-	/* tdm - only for stereo atm */
-	if (fmt & SND_SOC_DAIFMT_TDM)
-		scr |= SSI_SCR_NET;
-
 	if (cpu_dai->id == IMX_DAI_SSI0 || cpu_dai->id == IMX_DAI_SSI2) {
 		SSI1_STCR = stcr;
 		SSI1_SRCR = srcr;