diff --git a/sound/soc/rk29/rk29_i2s.c b/sound/soc/rk29/rk29_i2s.c
index a5fd9aa488ff..df177d35d244 100755
--- a/sound/soc/rk29/rk29_i2s.c
+++ b/sound/soc/rk29/rk29_i2s.c
@@ -282,6 +282,7 @@ static int rockchip_i2s_hw_params(struct snd_pcm_substream *substream,
         #endif
 
         writel((16<<24) |(16<<18)|(16<<12)|(16<<6)|16, &(pheadi2s->I2S_FIFOLR));
+        writel((16<<16) | 16, &(pheadi2s->I2S_DMACR));
 
 	I2S_DBG("Enter %s, %d I2S_TXCR=0x%08X\n", __func__, __LINE__, iismod);  
 	writel(iismod, &(pheadi2s->I2S_TXCR));