diff --git a/br-ext-chip-hisilicon/package/hisilicon-osdrv4/files/script/ircut_demo b/br-ext-chip-hisilicon/package/hisilicon-osdrv4/files/script/ircut_demo
index dfabf11c..597faa58 100755
--- a/br-ext-chip-hisilicon/package/hisilicon-osdrv4/files/script/ircut_demo
+++ b/br-ext-chip-hisilicon/package/hisilicon-osdrv4/files/script/ircut_demo
@@ -4,81 +4,79 @@
 #GPIO1_1 -> GPIO9 (1*8+1 = 9)
 
 #(normal mode)
-ir_cut_enable()
-{
-	# pin_mux
-	echo "$gpio_0" > /sys/class/gpio/unexport;
-	echo "$gpio_1" > /sys/class/gpio/unexport;
-	echo "$gpio_0" > /sys/class/gpio/export;
-	echo "$gpio_1" > /sys/class/gpio/export;
-	
-	# dir
-	echo "out" > /sys/class/gpio/gpio$gpio_0/direction;
-	echo "out" > /sys/class/gpio/gpio$gpio_1/direction;
-	
-	# data, gpio_1: 0, gpio_0: 1  (normal mode)
-	echo "1" > /sys/class/gpio/gpio$gpio_0/value;
-	echo "0" > /sys/class/gpio/gpio$gpio_1/value;
-	
-	#sleep 1s
-	sleep 1;
-	
-	# back to original 
-	echo "0" > /sys/class/gpio/gpio$gpio_0/value;
-	echo "0" > /sys/class/gpio/gpio$gpio_1/value;
+ir_cut_enable() {
+  # pin_mux
+  echo "$gpio_0" >/sys/class/gpio/unexport
+  echo "$gpio_1" >/sys/class/gpio/unexport
+  echo "$gpio_0" >/sys/class/gpio/export
+  echo "$gpio_1" >/sys/class/gpio/export
+
+  # dir
+  echo "out" >/sys/class/gpio/gpio$gpio_0/direction
+  echo "out" >/sys/class/gpio/gpio$gpio_1/direction
+
+  # data, gpio_1: 0, gpio_0: 1  (normal mode)
+  echo "1" >/sys/class/gpio/gpio$gpio_0/value
+  echo "0" >/sys/class/gpio/gpio$gpio_1/value
+
+  #sleep 1s
+  sleep 1
+
+  # back to original
+  echo "0" >/sys/class/gpio/gpio$gpio_0/value
+  echo "0" >/sys/class/gpio/gpio$gpio_1/value
 }
 
 # (ir mode)
-ir_cut_disable()
-{
-	# pin_mux
-	echo "$gpio_0" > /sys/class/gpio/unexport;
-	echo "$gpio_1" > /sys/class/gpio/unexport;
-	echo "$gpio_0" > /sys/class/gpio/export;
-	echo "$gpio_1" > /sys/class/gpio/export;
-	
-	# dir
-	echo "out" > /sys/class/gpio/gpio$gpio_0/direction;
-	echo "out" > /sys/class/gpio/gpio$gpio_1/direction;
-	
-	# data, gpio_1: 1, gpio_0: 0  (ir mode)
-	echo "0" > /sys/class/gpio/gpio$gpio_0/value;
-	echo "1" > /sys/class/gpio/gpio$gpio_1/value;
-	
-	#sleep 1s
-	sleep 1;
-	
-	# back to original 
-	echo "0" > /sys/class/gpio/gpio$gpio_0/value;
-	echo "0" > /sys/class/gpio/gpio$gpio_1/value;
+ir_cut_disable() {
+  # pin_mux
+  echo "$gpio_0" >/sys/class/gpio/unexport
+  echo "$gpio_1" >/sys/class/gpio/unexport
+  echo "$gpio_0" >/sys/class/gpio/export
+  echo "$gpio_1" >/sys/class/gpio/export
+
+  # dir
+  echo "out" >/sys/class/gpio/gpio$gpio_0/direction
+  echo "out" >/sys/class/gpio/gpio$gpio_1/direction
+
+  # data, gpio_1: 1, gpio_0: 0  (ir mode)
+  echo "0" >/sys/class/gpio/gpio$gpio_0/value
+  echo "1" >/sys/class/gpio/gpio$gpio_1/value
+
+  #sleep 1s
+  sleep 1
+
+  # back to original
+  echo "0" >/sys/class/gpio/gpio$gpio_0/value
+  echo "0" >/sys/class/gpio/gpio$gpio_1/value
 }
 
 gpio_0=0
 gpio_1=0
 
 if [ $# -lt 2 ]; then
-    echo "usage : ./ircut_demo <chip> <mode>";
-    echo "for example:";
-    echo "ir mode : ./ircut_demo hi3516ev200 1";
+  echo "usage : ./ircut_demo <chip> <mode>"
+  echo "for example:"
+  echo "ir mode : ./ircut_demo hi3516ev200 1"
 else
-	if [ $1 = "hi3516ev200" ]; then
-		gpio_0=8;
-		gpio_1=9;
-	elif [ $1 = "hi3516ev300" ]; then
-		gpio_0=8;
-		gpio_1=9;
-	else
-		echo "wrong chipid: $1, please select: hi3516ev200 or hi3516ev300.";
-		exit;
-	fi
+  if [ $1 = "hi3516ev200" ]; then
+    gpio_0=8
+    gpio_1=9
+  elif [ $1 = "hi3516ev300" ]; then
+    gpio_0=8
+    gpio_1=9
+  else
+    echo "wrong chipid: $1, please select: hi3516ev200 or hi3516ev300."
+    exit
+  fi
 
-    if [ $2 -eq 0 ]; then
-        echo "normal mode, ir_cut on"
-        ir_cut_enable > /dev/null;
-    elif [ $2 -eq 1 ]; then
-        echo "ir mode, ir_cut off"
-        ir_cut_disable > /dev/null;
-	else
-		echo "invalid mode, please slect 0 or 1."
-    fi
+  if [ $2 -eq 0 ]; then
+    echo "normal mode, ir_cut on"
+    ir_cut_enable >/dev/null
+  elif [ $2 -eq 1 ]; then
+    echo "ir mode, ir_cut off"
+    ir_cut_disable >/dev/null
+  else
+    echo "invalid mode, please slect 0 or 1."
+  fi
 fi
diff --git a/br-ext-chip-hisilicon/package/hisilicon-osdrv4/files/sensor/config/sc2315e_i2c_1080p_line.ini b/br-ext-chip-hisilicon/package/hisilicon-osdrv4/files/sensor/config/sc2315e_i2c_1080p_line.ini
index 6a88164b..4fc05755 100644
--- a/br-ext-chip-hisilicon/package/hisilicon-osdrv4/files/sensor/config/sc2315e_i2c_1080p_line.ini
+++ b/br-ext-chip-hisilicon/package/hisilicon-osdrv4/files/sensor/config/sc2315e_i2c_1080p_line.ini
@@ -12,7 +12,7 @@ Mode          =0                        ;WDR_MODE_NONE = 0
                                         ;WDR_MODE_4To1_LINE = 9
                                         ;WDR_MODE_4To1_FRAME = 10
                                         ;WDR_MODE_4To1_FRAME_FULL_RATE = 11
-DllFile   = /usr/lib/sensors/libsns_sc2235_eee.so         ;sensor lib path
+DllFile   = /usr/lib/sensors/sc2315e_experimental.so         ;sensor lib path
 
 
 [mode]
@@ -75,7 +75,7 @@ Isp_y      =0
 Isp_W      =1920
 Isp_H      =1080
 Isp_FrameRate=30
-Isp_Bayer  =0   ;BAYER_RGGB=0, BAYER_GRBG=1, BAYER_GBRG=2, BAYER_BGGR=3
+Isp_Bayer  =3   ;BAYER_RGGB=0, BAYER_GRBG=1, BAYER_GBRG=2, BAYER_BGGR=3
 
 
 [vi_dev]
diff --git a/br-ext-chip-hisilicon/package/hisilicon-osdrv4/files/sensor/libsns_sc2315e.so b/br-ext-chip-hisilicon/package/hisilicon-osdrv4/files/sensor/libsns_sc2315e.so
deleted file mode 100644
index 70aa59a8..00000000
Binary files a/br-ext-chip-hisilicon/package/hisilicon-osdrv4/files/sensor/libsns_sc2315e.so and /dev/null differ
diff --git a/br-ext-chip-hisilicon/package/hisilicon-osdrv4/files/sensor/libsns_sc2235_eee.so b/br-ext-chip-hisilicon/package/hisilicon-osdrv4/files/sensor/libsns_sc2315e_experimental.so
similarity index 52%
rename from br-ext-chip-hisilicon/package/hisilicon-osdrv4/files/sensor/libsns_sc2235_eee.so
rename to br-ext-chip-hisilicon/package/hisilicon-osdrv4/files/sensor/libsns_sc2315e_experimental.so
index 4d86651e..4a436adb 100644
Binary files a/br-ext-chip-hisilicon/package/hisilicon-osdrv4/files/sensor/libsns_sc2235_eee.so and b/br-ext-chip-hisilicon/package/hisilicon-osdrv4/files/sensor/libsns_sc2315e_experimental.so differ