ASoC: atmel: disable error interrupt

As once the error interrupt is triggered, it can not be cleared.
So, disable it.

No side effect found while testing on sama5d3xek and at91sam9x5ek
boards.

Signed-off-by: Bo Shen <voice.shen@atmel.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/sound/soc/atmel/atmel_ssc_dai.c b/sound/soc/atmel/atmel_ssc_dai.c
index 0ecf356..bb53dea 100644
--- a/sound/soc/atmel/atmel_ssc_dai.c
+++ b/sound/soc/atmel/atmel_ssc_dai.c
@@ -649,7 +649,7 @@
 	dma_params = ssc_p->dma_params[dir];
 
 	ssc_writel(ssc_p->ssc->regs, CR, dma_params->mask->ssc_enable);
-	ssc_writel(ssc_p->ssc->regs, IER, dma_params->mask->ssc_error);
+	ssc_writel(ssc_p->ssc->regs, IDR, dma_params->mask->ssc_error);
 
 	pr_debug("%s enabled SSC_SR=0x%08x\n",
 			dir ? "receive" : "transmit",