linux-kernel - [PATCH 5/5] dt-bindings: gpu: samsung-scaler: constrain iommus and power-domains

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Message-Id: <20231112184403.3449-5-krzysztof.kozlowski@linaro.org>
Date:   Sun, 12 Nov 2023 19:44:03 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Inki Dae <inki.dae@...sung.com>,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 5/5] dt-bindings: gpu: samsung-scaler: constrain iommus and power-domains

Provide specific constraints for iommus and power-domains, based on
current DTS.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 .../devicetree/bindings/gpu/samsung-scaler.yaml      | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/gpu/samsung-scaler.yaml b/Documentation/devicetree/bindings/gpu/samsung-scaler.yaml
index e08fc1e4115f..9fb530e65d0e 100644
--- a/Documentation/devicetree/bindings/gpu/samsung-scaler.yaml
+++ b/Documentation/devicetree/bindings/gpu/samsung-scaler.yaml
@@ -29,8 +29,12 @@ properties:
     minItems: 1
     maxItems: 3
 
-  iommus: {}
-  power-domains: {}
+  iommus:
+    minItems: 1
+    maxItems: 2
+
+  power-domains:
+    maxItems: 1
 
 required:
   - compatible
@@ -54,6 +58,8 @@ allOf:
         clock-names:
           items:
             - const: mscl
+        iommus:
+          minItems: 2
 
     else:
       properties:
@@ -67,6 +73,8 @@ allOf:
             - const: pclk
             - const: aclk
             - const: aclk_xiu
+        iommus:
+          maxItems: 1
 
 additionalProperties: false
 
-- 
2.34.1