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

[Krzysztof Kozlowski]

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

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.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