[PATCH] dt-bindings: pinctrl: renesas,rzg2l-pinctrl: Add description for power-source property

[Lad Prabhakar]

Add description for "power-source" property mentioning the values in enum
are in millivolts.

Suggested-by: Pavel Machek <pavel@xxxxxxx>
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
---
 .../devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml       | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml
index b749c82edebd..2d59c341c28c 100644
--- a/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml
@@ -76,6 +76,7 @@ additionalProperties:
         output-impedance-ohms:
           enum: [ 33, 50, 66, 100 ]
         power-source:
+          description: IO voltage in millivolts.
           enum: [ 1800, 2500, 3300 ]
         slew-rate: true
         gpio-hog: true
-- 
2.17.1