diff --git a/arch/arm64/boot/dts/hobot/hobot-x3-sdb_v4.dts b/arch/arm64/boot/dts/hobot/hobot-x3-sdb_v4.dts
index 2f311d8be..4254624ed 100755
--- a/arch/arm64/boot/dts/hobot/hobot-x3-sdb_v4.dts
+++ b/arch/arm64/boot/dts/hobot/hobot-x3-sdb_v4.dts
@@ -239,6 +239,21 @@
 	status = "okay";
 	#address-cells = <1>;
 	#size-cells = <0>;
+
+	es7210_0:es7210_0@0x40 {
+	compatible = "MicArray_0";
+	reg = <0x40>;
+	#sound-dai-cells = <1>;
+	};
+	es7210_1@0x42{
+		compatible = "MicArray_1";
+		reg = <0x42>;
+	};
+	es8156:es8156_0@0x08{
+		compatible="everest,es8156";
+		reg = <0x08>;
+		#sound-dai-cells = <0>;
+	};
 };
 
 &i2c2 {
@@ -541,6 +556,10 @@
 	status = "okay";
 };
 
+&snd5 {
+	status = "okay";
+};
+
 &jpu {
 	status = "okay";
 };
@@ -630,4 +649,41 @@
 			sound-dai = <&i2sidma1>;
 		};
 	};
+};
+
+&snd5 {
+	model = "hobotsnd5";
+	work_mode = <0>; /*0:simple mode; 1:duplex mode*/
+	dai-link@0 {
+		dai-format = "dsp_a";
+		bitclock-master;
+		frame-master;
+		frame-inversion;
+		link-name = "hobotdailink0";
+		cpu {
+			sound-dai = <&i2s0>;
+		};
+		codec {
+			sound-dai = <&es7210_0 0>;
+		};
+		platform {
+			sound-dai = <&i2sidma0>;
+		};
+	};
+	dai-link@1 {
+		dai-format = "i2s";
+		bitclock-master;
+		frame-master;
+		//frame-inversion;
+		link-name = "hobotdailink1";
+		cpu {
+			sound-dai = <&i2s1>;
+		};
+		codec {
+			sound-dai = <&es8156>;
+		};
+		platform {
+			sound-dai = <&i2sidma1>;
+		};
+	};
 };
\ No newline at end of file
diff --git a/drivers/soc/hobot/iar/hobot_iar.c b/drivers/soc/hobot/iar/hobot_iar.c
old mode 100755
new mode 100644
index b999e64c0..d53bedd51
--- a/drivers/soc/hobot/iar/hobot_iar.c
+++ b/drivers/soc/hobot/iar/hobot_iar.c
@@ -4861,13 +4861,8 @@ static int hobot_iar_probe(struct platform_device *pdev)
 		iar_display_cam_no = PIPELINE0;
                 iar_display_addr_type = GDC0;
 		if (need_startup_img) {
-#ifdef CONFIG_HOBOT_X3_UBUNTU
-			stride_copy_bmp(0, 0, embedded_image_0_data, 0, 0, 0, 0,
-				g_iar_dev->frambuf[IAR_CHANNEL_3].vaddr, 24, 24, 720, 3);
-#else
 			stride_copy_bmp(0, 0, embedded_image_0_data, 0, 0, 0, 0,
 				g_iar_dev->frambuf[IAR_CHANNEL_3].vaddr, 24, 24, 720, 4);
-#endif
 		} else {
 			display_color_bar(720, 1280, g_iar_dev->frambuf[IAR_CHANNEL_3].vaddr);
 		}
diff --git a/drivers/video/fbdev/hobot_fb.c b/drivers/video/fbdev/hobot_fb.c
old mode 100755
new mode 100644
index 1b58d63c0..e7e847b4b
--- a/drivers/video/fbdev/hobot_fb.c
+++ b/drivers/video/fbdev/hobot_fb.c
@@ -1266,9 +1266,11 @@ static int hbfb_set_par(struct fb_info *info)
 		value = 17;
 	}
 	hdmi_set_resolution(value);
-
-	if (fbi->fb.var.bits_per_pixel == 32) {
-		fbi->fb.var.bits_per_pixel = 24;
+	if (display_type == HDMI_TYPE)//lcd is ARGB format,so bits per pixel is 32,HDMI is RGB format.
+	{	
+		if (fbi->fb.var.bits_per_pixel == 32) {
+			fbi->fb.var.bits_per_pixel = 24;
+		}
 	}
 #endif
 	return regval;