From d630ebaf69824b469ef4a7902cf6716cb3520ed5 Mon Sep 17 00:00:00 2001
From: David Collins <quic_collinsd@quicinc.com>
Date: Thu, 21 Sep 2023 17:51:59 -0700
Subject: [PATCH] ARM: dts: qcom: add DBO3 regulator device for Sun boards

Add a fixed regulator device for the DBO3 buck-boost regulator.
It is enabled via PM8550 GPIO 9 and outputs 3.6 V.

Change-Id: Iff6e0e1cceed6ad369fb67aca3926f5a808cf3e6
Signed-off-by: David Collins <quic_collinsd@quicinc.com>
---
 qcom/sun-pmic-overlay.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/qcom/sun-pmic-overlay.dtsi b/qcom/sun-pmic-overlay.dtsi
index 7e0f81e1..452c1fa1 100644
--- a/qcom/sun-pmic-overlay.dtsi
+++ b/qcom/sun-pmic-overlay.dtsi
@@ -88,4 +88,14 @@
 		nvmem = <&pmk8550_sdam_5>, <&pmk8550_sdam_6>;
 		nvmem-names = "pon_log0", "pon_log1";
 	};
+
+	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;
+	};
 };