dt-bindings: pinctrl: mt8186: Add gpio-line-names property

Add the 'gpio-line-names' property to mt8186-pinctrl, as this will be
used in devicetrees to describe pin names.

Signed-off-by: Allen-KH Cheng <[email protected]>
Reviewed-by: AngeloGioacchino Del Regno <[email protected]>
Acked-by: Rob Herring <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>

Author: kuanhsuncheng

Documentation/devicetree/bindings/pinctrl/pinctrl-mt8186.yaml

@@ -28,6 +28,8 @@ properties:
   gpio-ranges:
     maxItems: 1
 
+  gpio-line-names: true
+
   reg:
     description: |
       Physical address base for gpio base registers. There are 8 different GPIO