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From:   Tinghan Shen <tinghan.shen@mediatek.com>
To:     Yong Wu <yong.wu@mediatek.com>, Joerg Roedel <joro@8bytes.org>,
        "Will Deacon" <will@kernel.org>,
        Robin Murphy <robin.murphy@arm.com>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Lee Jones <lee@kernel.org>,
        "Matthias Brugger" <matthias.bgg@gmail.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@collabora.com>,
        Tinghan Shen <tinghan.shen@mediatek.com>,
        MandyJH Liu <mandyjh.liu@mediatek.com>
CC:     <iommu@lists.linux.dev>, <linux-mediatek@lists.infradead.org>,
        <devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
        <linux-arm-kernel@lists.infradead.org>,
        <Project_Global_Chrome_Upstream_Group@mediatek.com>
Subject: [PATCH v5 01/20] dt-bindings: iommu: mediatek: Increase max interrupt number
Date:   Thu, 4 Aug 2022 10:15:34 +0800
Message-ID: <20220804021553.14867-2-tinghan.shen@mediatek.com>
In-Reply-To: <20220804021553.14867-1-tinghan.shen@mediatek.com>
References: <20220804021553.14867-1-tinghan.shen@mediatek.com>
MIME-Version: 1.0
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mt8195 infra iommu uses 5 interrupts.

Signed-off-by: Tinghan Shen <tinghan.shen@mediatek.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: AngeloGioacchino Del Regno
 <angelogioacchino.delregno@collabora.com>
---
 .../bindings/iommu/mediatek,iommu.yaml        | 29 ++++++++++++++-----
 1 file changed, 22 insertions(+), 7 deletions(-)

diff --git a/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml
 b/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml
index fee0241b50988..e3cf35e68d8d1 100644
--- a/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml
+++ b/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml
@@ -91,7 +91,8 @@ properties:
     maxItems: 1
 
   interrupts:
-    maxItems: 1
+    minItems: 1
+    maxItems: 5
 
   clocks:
     items:
@@ -183,14 +184,28 @@ allOf:
       required:
         - mediatek,infracfg
 
-  - if: # The IOMMUs don't have larbs.
-      not:
-        properties:
-          compatible:
-            contains:
-              const: mediatek,mt8195-iommu-infra
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: mediatek,mt8195-iommu-infra
 
     then:
+      properties:
+        interrupts:
+          description: The IOMMU has 5 banks. Each bank has its own
 interrupt.
+          items:
+            - description: The interrupt for IOMMU bank0
+            - description: The interrupt for IOMMU bank1
+            - description: The interrupt for IOMMU bank2
+            - description: The interrupt for IOMMU bank3
+            - description: The interrupt for IOMMU bank4
+
+    else: # The IOMMUs don't have larbs.
+      properties:
+        interrupts:
+          maxItems: 1
+
       required:
         - mediatek,larbs
 
-- 
2.18.0