[RESEND PATCH v4 06/10] dt-bindings: gpio: change items restriction of clock for rockchip,gpio-bank

[cl]

From: Liang Chen <cl@xxxxxxxxxxxxxx>

The clock property need 2 items on some rockchip chips.

Signed-off-by: Liang Chen <cl@xxxxxxxxxxxxxx>
---
 Documentation/devicetree/bindings/gpio/rockchip,gpio-bank.yaml | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/gpio/rockchip,gpio-bank.yaml b/Documentation/devicetree/bindings/gpio/rockchip,gpio-bank.yaml
index d993e00..0d62c28 100644
--- a/Documentation/devicetree/bindings/gpio/rockchip,gpio-bank.yaml
+++ b/Documentation/devicetree/bindings/gpio/rockchip,gpio-bank.yaml
@@ -22,7 +22,10 @@ properties:
     maxItems: 1
 
   clocks:
-    maxItems: 1
+    minItems: 1
+    items:
+      - description: APB interface clock source
+      - description: GPIO debounce reference clock source
 
   gpio-controller: true
 
-- 
2.7.4