diff --git a/Bindings/remoteproc/qcom,sc8180x-pas.yaml b/Bindings/remoteproc/qcom,sc8180x-pas.yaml
new file mode 100644
index 0000000..4744a37
--- /dev/null
+++ b/Bindings/remoteproc/qcom,sc8180x-pas.yaml
@@ -0,0 +1,96 @@
+# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/remoteproc/qcom,sc8180x-pas.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm SC8180X Peripheral Authentication Service
+
+maintainers:
+  - Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
+
+description:
+  Qualcomm SC8180X SoC Peripheral Authentication Service loads and boots
+  firmware on the Qualcomm DSP Hexagon cores.
+
+properties:
+  compatible:
+    enum:
+      - qcom,sc8180x-adsp-pas
+      - qcom,sc8180x-cdsp-pas
+      - qcom,sc8180x-mpss-pas
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: XO clock
+
+  clock-names:
+    items:
+      - const: xo
+
+  qcom,qmp:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description: Reference to the AOSS side-channel message RAM.
+
+  smd-edge: false
+
+  memory-region:
+    maxItems: 1
+    description: Reference to the reserved-memory for the Hexagon core
+
+  firmware-name:
+    $ref: /schemas/types.yaml#/definitions/string
+    description: Firmware name for the Hexagon core
+
+required:
+  - compatible
+  - reg
+  - memory-region
+
+allOf:
+  - $ref: /schemas/remoteproc/qcom,pas-common.yaml#
+  - if:
+      properties:
+        compatible:
+          enum:
+            - qcom,sc8180x-adsp-pas
+            - qcom,sc8180x-cdsp-pas
+    then:
+      properties:
+        interrupts:
+          maxItems: 5
+        interrupt-names:
+          maxItems: 5
+    else:
+      properties:
+        interrupts:
+          minItems: 6
+        interrupt-names:
+          minItems: 6
+
+  - if:
+      properties:
+        compatible:
+          enum:
+            - qcom,sc8180x-adsp-pas
+            - qcom,sc8180x-cdsp-pas
+    then:
+      properties:
+        power-domains:
+          items:
+            - description: LCX power domain
+            - description: LMX power domain
+        power-domain-names:
+          items:
+            - const: lcx
+            - const: lmx
+    else:
+      properties:
+        # TODO: incomplete
+        power-domains: false
+        power-domain-names: false
+
+unevaluatedProperties: false