diff --git a/bsp/include/buildroot.mk b/bsp/include/buildroot.mk
index 4a77e115..c84372d6 100644
--- a/bsp/include/buildroot.mk
+++ b/bsp/include/buildroot.mk
@@ -28,3 +28,6 @@ else
 		cp $(BR_PROJECT)/configs/buildroot.config $(BR_STAGING)/buildroot/.config; \
 	fi
 endif
+
+install.sd:
+	sudo dd if=$(BR_STAGING)/buildroot/images/sdcard.img of=/dev/mmcblk0 && sync && sync
diff --git a/bsp/scripts/bridge_eth_wifi.sh b/bsp/scripts/bridge_eth_wifi.sh
new file mode 100755
index 00000000..4907c44f
--- /dev/null
+++ b/bsp/scripts/bridge_eth_wifi.sh
@@ -0,0 +1,8 @@
+#!/bin/bash
+
+sudo iptables -t nat -A POSTROUTING -o wlp2s0 -s 192.168.2.0/24 -j MASQUERADE
+sudo bash -c "echo 1 > /proc/sys/net/ipv4/ip_forward"
+sudo kill -9 dnsmasq
+sleep 1
+sudo dnsmasq -d -i eno1 -I lo --dhcp-range="192.168.2.100,192.168.2.150,12h" --dhcp-option="1,255.255.255.0" --dhcp-option="3,192.168.2.1"
+# -d to keep forground
diff --git a/projects/pi_domo/dts/pi_Domo.dtb b/projects/pi_domo/dts/pi_Domo.dtb
index a2f48303..674c51f0 100644
Binary files a/projects/pi_domo/dts/pi_Domo.dtb and b/projects/pi_domo/dts/pi_Domo.dtb differ
diff --git a/projects/pi_domo/dts/pi_Domo.dts b/projects/pi_domo/dts/pi_Domo.dts
index 0d4acc24..db4b741d 100644
--- a/projects/pi_domo/dts/pi_Domo.dts
+++ b/projects/pi_domo/dts/pi_Domo.dts
@@ -7,12 +7,6 @@
 		mmc {
     		status = "okay";
 		};
-		audio {
-    		status = "okay";
-		};
-		i2s {
-    		status = "okay";
-		};
 		i2c {
     		status = "okay";
 		};
diff --git a/projects/pi_domo/uboot/dev.cmd b/projects/pi_domo/uboot/dev.cmd
index 56fb8fb5..661437ee 100644
--- a/projects/pi_domo/uboot/dev.cmd
+++ b/projects/pi_domo/uboot/dev.cmd
@@ -1,7 +1,7 @@
 usb start
 mmc dev 0
 fatload mmc 0:1 ${kernel_addr_r} zImage
-fatload mmc 0:1 ${fdt_addr_r} pi_QuartetIII.dtb
+fatload mmc 0:1 ${fdt_addr_r} pi_Domo.dtb
 dhcp ${ramdisk_addr_r} rootfs.cpio.uboot
 setenv mmc_freq 'sdhci-bcm2708.emmc_clock_freq=250000000 sdhci-bcm2708.enable_llm=0'
 setenv usb_args 'dwc_otg.lpm_enable=0 dwc_otg.speed=1 dwc_otg.fiq_fix_enable=1'