diff --git a/bindings/remoteproc/qcom,spss.yaml b/bindings/remoteproc/qcom,spss.yaml
index 23e9d32e..c1e97787 100644
--- a/bindings/remoteproc/qcom,spss.yaml
+++ b/bindings/remoteproc/qcom,spss.yaml
@@ -22,7 +22,7 @@ properties:
       - qcom,sun-spss-pas
 
   reg:
-    minItems: 6
+    minItems: 1
     items:
       - description: SP to SoC IRQ status register
       - description: SP to SoC IRQ clear register
@@ -30,7 +30,6 @@ properties:
       - description: RMB error register
       - description: RMB general purpose register
       - description: RMB error spare2 register
-      - description: SP PBL patch version register
 
   reg-names:
     items:
@@ -40,7 +39,6 @@ properties:
       - const: rmb_err
       - const: rmb_general_purpose
       - const: rmb_err_spare2
-      - const: sp_pbl_patch_ver
 
   interrupts:
     items:
@@ -93,11 +91,9 @@ examples:
               <0x1881028 0x4>,
               <0x188103c 0x4>,
               <0x1881100 0x4>,
-              <0x1882014 0x4>,
-              <0x221C8490 0x4>;
+              <0x1882014 0x4>;
         reg-names = "sp2soc_irq_status", "sp2soc_irq_clr", "sp2soc_irq_mask",
-                    "rmb_err", "rmb_general_purpose", "rmb_err_spare2",
-                    "sp_pbl_patch_ver";
+                    "rmb_err", "rmb_general_purpose", "rmb_err_spare2";
         interrupts = <0 352 1>;
 
         cx-supply = <&VDD_CX_LEVEL>;
diff --git a/qcom/sun.dtsi b/qcom/sun.dtsi
index 348f9338..46e0a15a 100644
--- a/qcom/sun.dtsi
+++ b/qcom/sun.dtsi
@@ -1482,10 +1482,9 @@
 		      <0x1881028 0x4>,
 		      <0x188103c 0x4>,
 		      <0x1881100 0x4>,
-		      <0x1882014 0x4>,
-		      <0x221C8490 0x4>;
+		      <0x1882014 0x4>;
 		reg-names = "sp2soc_irq_status", "sp2soc_irq_clr", "sp2soc_irq_mask",
-			    "rmb_err", "rmb_general_purpose", "rmb_err_spare2", "sp_pbl_patch_ver";
+			    "rmb_err", "rmb_general_purpose", "rmb_err_spare2";
 		interrupts = <0 352 1>;
 
 		cx-supply = <&VDD_CX_LEVEL>;