dt-bindings: PCI: dwc: rockchip: Use generic binding

Use the generic binding for Rockchip. This should either be
ignored/dropped or squashed into the previous commit.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20230731165723.53069-4-sebastian.reichel@collabora.comSigned-off-by: Rob Herring <robh@kernel.org>

Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml

@@ -17,8 +17,7 @@ description: |+
   snps,dw-pcie.yaml.
 
 allOf:
-  - $ref: /schemas/pci/pci-bus.yaml#
-  - $ref: /schemas/pci/snps,dw-pcie-common.yaml#
+  - $ref: /schemas/pci/snps,dw-pcie.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml

@@ -196,12 +196,16 @@ properties:
             Status register (the event is supposed to be unmasked in the
             Link Control register).
           const: bw_mg
+        - description:
+            Combined Legacy A/B/C/D interrupt signal. See "^int(a|b|c|d)$" for
+            details.
+          const: legacy
         - description:
             Vendor-specific IRQ names. Consider using the generic names above
             for new bindings.
           oneOf:
             - description: See native "app" IRQ for details
-              enum: [ intr ]
+              enum: [ intr, sys, pmc, msg, err ]
 
 additionalProperties: true