ARM: dts: msm: enable batt therm measurement for msm8610 QRD

Select the default scale-function in device tree.

Change-Id: Ia8fa136ca7a223feee1510cde1198036a2af78f2
Signed-off-by: Xu Kai <kaixu@codeaurora.org>
diff --git a/arch/arm/boot/dts/msm8610-qrd.dtsi b/arch/arm/boot/dts/msm8610-qrd.dtsi
index bd1705f..d1bf471 100644
--- a/arch/arm/boot/dts/msm8610-qrd.dtsi
+++ b/arch/arm/boot/dts/msm8610-qrd.dtsi
@@ -344,3 +344,10 @@
 	mpp@a300 { /* MPP 4 */
 	};
 };
+
+&pm8110_vadc {
+	chan@30 {
+		label = "batt_therm";
+		qcom,scale-function = <6>;
+	};
+};