linux-kernel - [PATCH v3 1/5] dt-bindings: PCI: dwc: improve msi handling

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Date:   Mon, 17 Jul 2023 19:26:47 +0200
From:   Sebastian Reichel <sebastian.reichel@...labora.com>
To:     linux-pci@...r.kernel.org, linux-rockchip@...ts.infradead.org,
        Serge Semin <fancer.lancer@...il.com>
Cc:     Jingoo Han <jingoohan1@...il.com>,
        Gustavo Pimentel <gustavo.pimentel@...opsys.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Heiko Stuebner <heiko@...ech.de>,
        Shawn Lin <shawn.lin@...k-chips.com>,
        Simon Xue <xxm@...k-chips.com>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Sebastian Reichel <sebastian.reichel@...labora.com>,
        kernel@...labora.com
Subject: [PATCH v3 1/5] dt-bindings: PCI: dwc: improve msi handling

Allow missing "msi" interrupt, iff the node has a "msi-map" property.

Signed-off-by: Sebastian Reichel <sebastian.reichel@...labora.com>
---
 .../devicetree/bindings/pci/snps,dw-pcie.yaml        | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml b/Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml
index 1a83f0f65f19..abc1bcef13ec 100644
--- a/Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml
+++ b/Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml
@@ -25,6 +25,15 @@ select:
 allOf:
   - $ref: /schemas/pci/pci-bus.yaml#
   - $ref: /schemas/pci/snps,dw-pcie-common.yaml#
+  - if:
+      not:
+        required:
+          - msi-map
+    then:
+      properties:
+        interrupt-names:
+          contains:
+            const: "msi"
 
 properties:
   reg:
@@ -193,9 +202,6 @@ properties:
           oneOf:
             - description: See native "app" IRQ for details
               enum: [ intr ]
-    allOf:
-      - contains:
-          const: msi
 
 additionalProperties: true
 
-- 
2.40.1