[PATCH] dt-bindings: i2c: cadence: Describe power-domains property

[Michal Simek]

ZynqMP Cadence I2c IP core has own power domain that's why describe it as
optional property.

Signed-off-by: Michal Simek <michal.simek at amd.com>
---

 Documentation/devicetree/bindings/i2c/cdns,i2c-r1p10.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/i2c/cdns,i2c-r1p10.yaml b/Documentation/devicetree/bindings/i2c/cdns,i2c-r1p10.yaml
index ff57c5416ebc..9f1d35ce1fe8 100644
--- a/Documentation/devicetree/bindings/i2c/cdns,i2c-r1p10.yaml
+++ b/Documentation/devicetree/bindings/i2c/cdns,i2c-r1p10.yaml
@@ -48,6 +48,9 @@ properties:
     default: 16
     enum: [2, 4, 8, 16, 32, 64, 128, 256]
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - reg
-- 
2.36.1