ARM: dts: omap: add missing unit names to bandgap nodes

This patch fixes the following DTC warnings:

"bandgap has a reg or ranges property, but no unit name"

Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/boot/dts/omap443x.dtsi b/arch/arm/boot/dts/omap443x.dtsi
index 0adfa1d..fc6a861 100644
--- a/arch/arm/boot/dts/omap443x.dtsi
+++ b/arch/arm/boot/dts/omap443x.dtsi
@@ -35,7 +35,7 @@
 	};
 
 	ocp {
-		bandgap: bandgap {
+		bandgap: bandgap@4a002260 {
 			reg = <0x4a002260 0x4
 			       0x4a00232C 0x4>;
 			compatible = "ti,omap4430-bandgap";