[PATCH 5/9] dt-bindings: input: touchscreen: goodix: Document vcc-supply property

[Jagan Teki]

vcc-supply property is need for some Goodix CTP controller like GT5663
where 3.3V external pull-up regulator connected via controller VCC pin.

So, document the same as optional property.

Signed-off-by: Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>
---
 Documentation/devicetree/bindings/input/touchscreen/goodix.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/input/touchscreen/goodix.txt b/Documentation/devicetree/bindings/input/touchscreen/goodix.txt
index f7e95c52f3c7..604766e347ce 100644
--- a/Documentation/devicetree/bindings/input/touchscreen/goodix.txt
+++ b/Documentation/devicetree/bindings/input/touchscreen/goodix.txt
@@ -23,6 +23,7 @@ Optional properties:
  - touchscreen-inverted-y  : Y axis is inverted (boolean)
  - touchscreen-swapped-x-y : X and Y axis are swapped (boolean)
                              (swapping is done after inverting the axis)
+ - vcc-supply		: 3v3 regulator phandle for controller VCC pin
 
 Example:
 
-- 
2.18.0.321.gffc6fa0e3