ARM: dts: msm: Add thermistor support on PMI632 for SDM450 and SDM632

Add nodes and GPIO pin configurations for thermistor channels on
PMI632 for SDM450 and SDM632.

Change-Id: I3815a4247ea77442d5cb0fcf84e27f0e45803e5a
Signed-off-by: Jishnu Prakash <jprakash@codeaurora.org>
diff --git a/arch/arm64/boot/dts/qcom/sdm450-pmi632.dtsi b/arch/arm64/boot/dts/qcom/sdm450-pmi632.dtsi
index 5c127bc..e09d637 100644
--- a/arch/arm64/boot/dts/qcom/sdm450-pmi632.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm450-pmi632.dtsi
@@ -41,6 +41,27 @@
 	};
 };
 
+&pmi632_vadc {
+	pinctrl-names = "default";
+	pinctrl-0 = <&quiet_therm_default &smb_therm_default>;
+};
+
+&pmi632_gpios {
+	quiet_therm {
+		quiet_therm_default: quiet_therm_default {
+			pins = "gpio3";
+			bias-high-impedance;
+		};
+	};
+
+	smb_therm {
+		smb_therm_default: smb_therm_default {
+			pins = "gpio4";
+			bias-high-impedance;
+		};
+	};
+};
+
 &pmi632_qg {
 	qcom,battery-data = <&mtp_batterydata>;
 };