staging: omap-thermal: add DT example for OMAP54xx devices

Update documentation with DT example for OMAP54xx devices.

Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/staging/omap-thermal/omap_bandgap.txt b/drivers/staging/omap-thermal/omap_bandgap.txt
index e30dc1c..a4a33d1 100644
--- a/drivers/staging/omap-thermal/omap_bandgap.txt
+++ b/drivers/staging/omap-thermal/omap_bandgap.txt
@@ -49,3 +49,12 @@
 	interrupts = <0 126 4>; /* talert */
 	ti,tshut-gpio = <86>;
 };
+
+OMAP5430:
+bandgap {
+	reg = <0x4a0021e0 0xc
+		0x4a00232c 0xc
+		0x4a002380 0x2c
+		0x4a0023C0 0x3c>;
+	compatible = "ti,omap5430-bandgap";
+};