diff --git a/qcom/kalama-pmic-overlay.dtsi b/qcom/kalama-pmic-overlay.dtsi
index 9c478c54..a1dbac8a 100644
--- a/qcom/kalama-pmic-overlay.dtsi
+++ b/qcom/kalama-pmic-overlay.dtsi
@@ -1,3 +1,4 @@
+#include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
 
 #include "pm8550.dtsi"
@@ -42,3 +43,15 @@
 		};
 	};
 };
+
+&soc {
+	DBO3: regulator-dbo3 {
+		compatible = "qti-regulator-fixed";
+		regulator-name = "dbo3";
+		regulator-min-microvolt = <3600000>;
+		regulator-max-microvolt = <3600000>;
+		gpio = <&pm8550_gpios 9 GPIO_ACTIVE_HIGH>;
+		regulator-enable-ramp-delay = <1500>;
+		enable-active-high;
+	};
+};