dt-bindings: PCI: qcom,pcie-sc7280: 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-sc7280.yaml

@@ -54,9 +54,10 @@ properties:
 
   interrupts:
     minItems: 8
-    maxItems: 8
+    maxItems: 9
 
   interrupt-names:
+    minItems: 8
     items:
       - const: msi0
       - const: msi1
@@ -66,6 +67,7 @@ properties:
       - const: msi5
       - const: msi6
       - const: msi7
+      - const: global
 
   resets:
     maxItems: 1
@@ -149,9 +151,10 @@ examples:
                          <GIC_SPI 313 IRQ_TYPE_LEVEL_HIGH>,
                          <GIC_SPI 314 IRQ_TYPE_LEVEL_HIGH>,
                          <GIC_SPI 374 IRQ_TYPE_LEVEL_HIGH>,
-                         <GIC_SPI 375 IRQ_TYPE_LEVEL_HIGH>;
+                         <GIC_SPI 375 IRQ_TYPE_LEVEL_HIGH>,
+                         <GIC_SPI 306 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 0 434 IRQ_TYPE_LEVEL_HIGH>,