Since we don't really have to care about the existing DT for boards,
it would be great to make the gpio banks supplies required.

Signed-off-by: Frank Lee <[email protected]>
---
 .../devicetree/bindings/pinctrl/allwinner,sun4i-a10-pinctrl.yaml         | 1 +
 1 file changed, 1 insertion(+)

diff --git 
a/Documentation/devicetree/bindings/pinctrl/allwinner,sun4i-a10-pinctrl.yaml 
b/Documentation/devicetree/bindings/pinctrl/allwinner,sun4i-a10-pinctrl.yaml
index 226aba0..c30a7b7 100644
--- a/Documentation/devicetree/bindings/pinctrl/allwinner,sun4i-a10-pinctrl.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/allwinner,sun4i-a10-pinctrl.yaml
@@ -134,6 +134,7 @@ patternProperties:
 required:
   - "#gpio-cells"
   - "#interrupt-cells"
+  - "^vcc-p[a-hlm]-supply$"
   - compatible
   - reg
   - interrupts
-- 
1.9.1

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