[PATCH v3 1/4] dt-bindings: gpio: pl061: add gpio-line-names

[Krzysztof Kozlowski]

Describe common "gpio-line-names" property to fix dtbs_check warnings
like:

  arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dt.yaml: gpio at e8a0b000:
    'gpio-line-names' does not match any of the regexes: 'pinctrl-[0-9]+'

Signed-off-by: Krzysztof Kozlowski <krzk at kernel.org>

---

Changes since v2:
1. Common GPIO goes to dt-schema
---
 Documentation/devicetree/bindings/gpio/pl061-gpio.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/gpio/pl061-gpio.yaml b/Documentation/devicetree/bindings/gpio/pl061-gpio.yaml
index 313b17229247..bd35cbf7fa09 100644
--- a/Documentation/devicetree/bindings/gpio/pl061-gpio.yaml
+++ b/Documentation/devicetree/bindings/gpio/pl061-gpio.yaml
@@ -51,7 +51,10 @@ properties:
 
   gpio-controller: true
 
+  gpio-line-names: true
+
   gpio-ranges:
+    minItems: 1
     maxItems: 8
 
 required:
-- 
2.17.1