arm: dts: add omap4430 thermal data

This patch changes the dtsi entry on omap4430 to contain
the thermal data. This data will enable the passive
cooling with CPUfreq cooling device at 100C and the
system will do a thermal shutdown at 125C.

Cc: "Benoît Cousson" <bcousson@baylibre.com>
Cc: Tony Lindgren <tony@atomide.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: linux-omap@vger.kernel.org
Cc: devicetree-discuss@lists.ozlabs.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>

arch/arm/boot/dts/omap443x.dtsi

@@ -12,7 +12,7 @@
 
 / {
 	cpus {
-		cpu@0 {
+		cpu0: cpu@0 {
 			/* OMAP443x variants OPP50-OPPNT */
 			operating-points = <
 				/* kHz    uV */
@@ -25,9 +25,15 @@
 		};
 	};
 
-	bandgap {
+	thermal-zones {
+		#include "omap4-cpu-thermal.dtsi"
+	};
+
+	bandgap: bandgap {
 		reg = <0x4a002260 0x4
 		       0x4a00232C 0x4>;
 		compatible = "ti,omap4430-bandgap";
+
+		#thermal-sensor-cells = <0>;
 	};
 };