sunxi: dts: Sync with kernel

Sync the sunxi dts files with the changes queued up for kernel-4.3 in
mripard's sunxi/dt-for-4.3 branch.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
diff --git a/arch/arm/dts/sun6i-a31s-cs908.dts b/arch/arm/dts/sun6i-a31s-cs908.dts
index 1e2411a..5e8f8c4 100644
--- a/arch/arm/dts/sun6i-a31s-cs908.dts
+++ b/arch/arm/dts/sun6i-a31s-cs908.dts
@@ -93,6 +93,11 @@
 	status = "okay";
 };
 
+&usb_otg {
+	dr_mode = "host";
+	status = "okay";
+};
+
 &usbphy {
 	status = "okay";
 };