diff --git a/bindings/arm/msm/msm.yaml b/bindings/arm/msm/msm.yaml
index 90d6cff4..d8ea0b9e 100644
--- a/bindings/arm/msm/msm.yaml
+++ b/bindings/arm/msm/msm.yaml
@@ -40,8 +40,8 @@ properties:
       - description: Qualcomm Technologies, Inc. SUN RUMI
         items:
           - enum:
-              - qcom,sun-adp
-              - qcom,adp
+              - qcom,sun-atp
+              - qcom,atp
               - qcom,sun-cdp
               - qcom,cdp
               - qcom,sun-mtp
@@ -57,6 +57,8 @@ properties:
       - description: Qualcomm Technologies, Inc. SUNP RUMI
         items:
           - enum:
+              - qcom,sunp-atp
+              - qcom,atp
               - qcom,sunp-cdp
               - qcom,cdp
               - qcom,sunp-mtp
diff --git a/qcom/sun-atp-overlay.dts b/qcom/sun-atp-overlay.dts
new file mode 100644
index 00000000..c582c4e1
--- /dev/null
+++ b/qcom/sun-atp-overlay.dts
@@ -0,0 +1,17 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include "sun-atp.dtsi"
+
+/ {
+	model = "Qualcomm Technologies, Inc. Sun ATP";
+	compatible = "qcom,sun-atp", "qcom,sun", "qcom,sunp-atp", "qcom,sunp",
+			   "qcom,atp";
+	qcom,msm-id = <618 0x10000>, <618 0x20000>;
+	qcom,board-id = <0x10021 0>;
+};
diff --git a/qcom/sun-atp.dtsi b/qcom/sun-atp.dtsi
new file mode 100644
index 00000000..ed228e3c
--- /dev/null
+++ b/qcom/sun-atp.dtsi
@@ -0,0 +1,6 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#include "sun-mtp.dtsi"