ARM: dts: msm: Add extcon handle to receive charger notification

Add smb1381-charger as extcon handle to receive usb host and
device mode connect/disconnect notification.

Change-Id: I21d08512b1b2c44465d8037381494cab3374d18a
Signed-off-by: Hemant Kumar <hemantk@codeaurora.org>
diff --git a/arch/arm/boot/dts/qcom/sdxpoorwills-cdp.dts b/arch/arm/boot/dts/qcom/sdxpoorwills-cdp.dts
index f6fa81f..89945e3 100644
--- a/arch/arm/boot/dts/qcom/sdxpoorwills-cdp.dts
+++ b/arch/arm/boot/dts/qcom/sdxpoorwills-cdp.dts
@@ -126,3 +126,8 @@
 &smb138x_vbus {
 	status = "okay";
 };
+
+&usb {
+	status = "okay";
+	extcon = <&smb1381_charger>;
+};