ARM: dts: msm: Add regulator cooling device for sdm670

Add regulator cooling device for CX and MX regulator for sdm670.
The cooling device will be used to place voltage floor restriction.

Change-Id: Ieb291d131476f800ed86fbe7c5bec7d8eeb67ec5
Signed-off-by: Manaf Meethalavalappu Pallikunhi <manafm@codeaurora.org>
diff --git a/arch/arm64/boot/dts/qcom/sdm670-regulator.dtsi b/arch/arm64/boot/dts/qcom/sdm670-regulator.dtsi
index 1f76288..23792b1 100644
--- a/arch/arm64/boot/dts/qcom/sdm670-regulator.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm670-regulator.dtsi
@@ -96,6 +96,14 @@
 			regulator-min-microvolt = <RPMH_REGULATOR_LEVEL_OFF>;
 			regulator-max-microvolt = <RPMH_REGULATOR_LEVEL_MAX>;
 		};
+
+		mx_cdev: mx-cdev-lvl {
+			compatible = "qcom,regulator-cooling-device";
+			regulator-cdev-supply = <&pm660l_s1_level>;
+			regulator-levels = <RPMH_REGULATOR_LEVEL_NOM
+					RPMH_REGULATOR_LEVEL_OFF>;
+			#cooling-cells = <2>;
+		};
 	};
 
 	/* pm660l S2 - VDD_GFX supply */
@@ -137,6 +145,13 @@
 			regulator-max-microvolt = <RPMH_REGULATOR_LEVEL_MAX>;
 			qcom,min-dropout-voltage-level = <(-1)>;
 		};
+
+		cx_cdev: regulator-cdev {
+			compatible = "qcom,rpmh-reg-cdev";
+			mboxes = <&qmp_aop 0>;
+			qcom,reg-resource-name = "cx";
+			#cooling-cells = <2>;
+		};
 	};
 
 	rpmh-regulator-ldoa1 {