ARM: ux500: Enable CPUFreq on Snowball

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

arch/arm/boot/dts/ste-snowball.dts

@@ -171,6 +171,10 @@
 		};
 
 		prcmu@80157000 {
+			cpufreq {
+				status = "okay";
+			};
+
 			thermal@801573c0 {
 				num-trips = <4>;