diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie-sm8550.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie-sm8550.yaml
index 2b5498a35dcc..dbce671ba011 100644
--- a/Documentation/devicetree/bindings/pci/qcom,pcie-sm8550.yaml
+++ b/Documentation/devicetree/bindings/pci/qcom,pcie-sm8550.yaml
@@ -57,9 +57,10 @@ properties:
 
   interrupts:
     minItems: 8
-    maxItems: 8
+    maxItems: 9
 
   interrupt-names:
+    minItems: 8
     items:
       - const: msi0
       - const: msi1
@@ -69,6 +70,7 @@ properties:
       - const: msi5
       - const: msi6
       - const: msi7
+      - const: global
 
   resets:
     minItems: 1
@@ -139,9 +141,10 @@ examples:
                          <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>,
                          <GIC_SPI 146 IRQ_TYPE_LEVEL_HIGH>,
                          <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>,
-                         <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>;
+                         <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>,
+                         <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
             interrupt-names = "msi0", "msi1", "msi2", "msi3",
-                              "msi4", "msi5", "msi6", "msi7";
+                              "msi4", "msi5", "msi6", "msi7", "global";
             #interrupt-cells = <1>;
             interrupt-map-mask = <0 0 0 0x7>;
             interrupt-map = <0 0 0 1 &intc 0 0 0 149 IRQ_TYPE_LEVEL_HIGH>, /* int_a */