qcom: ipq4019: add cpu operating points for cpufreq support

This adds some operating points for cpu frequeny scaling
Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>

arch/arm/boot/dts/qcom-ipq4019.dtsi

@@ -40,6 +40,14 @@ cpu@0 {
 			reg = <0x0>;
 			clocks = <&gcc GCC_APPS_CLK_SRC>;
 			clock-frequency = <0>;
+			operating-points = <
+				/* kHz	uV (fixed) */
+				48000	1100000
+				200000	1100000
+				500000	1100000
+				666000	1100000
+			>;
+			clock-latency = <256000>;
 		};
 
 		cpu@1 {