diff --git a/package/sxx/rt5350-pcm/src/rt5350-pcm.c b/package/sxx/rt5350-pcm/src/rt5350-pcm.c
index 7464afc..5f5926b 100755
--- a/package/sxx/rt5350-pcm/src/rt5350-pcm.c
+++ b/package/sxx/rt5350-pcm/src/rt5350-pcm.c
@@ -276,8 +276,8 @@ static int rt5350_pcm_dai_probe(struct snd_soc_dai *dai)
     
     ///////////// pcm general config
     cfg = rt5350_pcm_read(pcm, PCM_FSYNC_CFG);
-    //cfg &= ~PCM_PCM_CFG_LONG_FSYNC; //short sync mode
-    cfg |= PCM_PCM_CFG_LONG_FSYNC; //long sync mode
+    cfg &= ~PCM_PCM_CFG_LONG_FSYNC; //short sync mode
+    //cfg |= PCM_PCM_CFG_LONG_FSYNC; //long sync mode
     cfg |= PCM_PCM_CFG_FSYNC_POL; // sync high active
     
     //slot mode, pcm clock = 256KHz
diff --git a/target/linux/ramips/dts/SXX.dts b/target/linux/ramips/dts/SXX.dts
index 9afe501..99dbf24 100755
--- a/target/linux/ramips/dts/SXX.dts
+++ b/target/linux/ramips/dts/SXX.dts
@@ -7,7 +7,7 @@
 	model = "SXX";
 
 	chosen {
-		bootargs = "console=ttyS0,115200";
+		bootargs = "console=ttyS1,115200";
 	};
 	
 	palmbus@10000000 {
@@ -59,6 +59,10 @@
         gdma@2800 {
             status = "okay";
         };
+        
+        uart@500 {
+            status = "okay";
+        };
 	};
 
 	pinctrl {
diff --git a/target/linux/ramips/dts/SXX16M.dts b/target/linux/ramips/dts/SXX16M.dts
index 1986f1a..6d7aada 100755
--- a/target/linux/ramips/dts/SXX16M.dts
+++ b/target/linux/ramips/dts/SXX16M.dts
@@ -7,7 +7,7 @@
 	model = "SXX";
 
 	chosen {
-		bootargs = "console=ttyS0,115200";
+		bootargs = "console=ttyS1,115200";
 	};
 	
 	palmbus@10000000 {
@@ -59,6 +59,10 @@
         gdma@2800 {
             status = "okay";
         };
+        
+        uart@500 {
+            status = "okay";
+        };
 	};
 
 	pinctrl {