Add the refgen regulator block. It should be used for DSI controllers
once they are added.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
---
 arch/arm64/boot/dts/qcom/sc8280xp.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
index 279e5e6beae2099f26b8e0b8576cd6c99fa856ef..e48efbd13bfa8dba71928ef11b80ac27eb4b6f85 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
@@ -3723,6 +3723,12 @@ usb_2_qmpphy1: phy@88f1000 {
 			status = "disabled";
 		};
 
+		refgen: regulator@8900000 {
+			compatible = "qcom,sc8280xp-refgen-regulator",
+				     "qcom,sm8250-refgen-regulator";
+			reg = <0x0 0x08900000 0x0 0x96>;
+		};
+
 		usb_1_hsphy: phy@8902000 {
 			compatible = "qcom,sc8280xp-usb-hs-phy",
 				     "qcom,usb-snps-hs-5nm-phy";

-- 
2.47.3