dt-bindings: PCI: qcom,pcie-sc8180x: Add 'global' interrupt

'global' interrupt is used to receive PCIe controller and link specific
events.

Signed-off-by: Manivannan Sadhasivam <[email protected]>
Reviewed-by: Dmitry Baryshkov <[email protected]>
Acked-by: Rob Herring (Arm) <[email protected]>
Link: https://patch.msgid.link/[email protected]

Author: Mani-Sadhasivam

Documentation/devicetree/bindings/pci/qcom,pcie-sc8180x.yaml

@@ -49,9 +49,10 @@ properties:
 
   interrupts:
     minItems: 8
-    maxItems: 8
+    maxItems: 9
 
   interrupt-names:
+    minItems: 8
     items:
       - const: msi0
       - const: msi1
@@ -61,6 +62,7 @@ properties:
       - const: msi5
       - const: msi6
       - const: msi7
+      - const: global
 
   resets:
     maxItems: 1
@@ -136,15 +138,17 @@ 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";
+                          "msi7",
+                          "global";
             #interrupt-cells = <1>;
             interrupt-map-mask = <0 0 0 0x7>;
             interrupt-map = <0 0 0 1 &intc 0 149 IRQ_TYPE_LEVEL_HIGH>, /* int_a */