[PATCH RFC 1/2] dt-bindings: pinctl: amlogic,pinctrl-a4: Add gpio irq property

[Xianwei Zhao via B4 Relay]

From: Xianwei Zhao <xianwei.zhao at amlogic.com>

Add the hw-irq property for each GPIO bank and enable interrupt-parent
for pinctrl so that gpiod_to_irq() can translate GPIO lines to IRQs.

Signed-off-by: Xianwei Zhao <xianwei.zhao at amlogic.com>
---
 Documentation/devicetree/bindings/pinctrl/amlogic,pinctrl-a4.yaml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/pinctrl/amlogic,pinctrl-a4.yaml b/Documentation/devicetree/bindings/pinctrl/amlogic,pinctrl-a4.yaml
index b69db1b95345..65ec9121300e 100644
--- a/Documentation/devicetree/bindings/pinctrl/amlogic,pinctrl-a4.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/amlogic,pinctrl-a4.yaml
@@ -37,6 +37,8 @@ properties:
 
   ranges: true
 
+  interrupt-parent: true
+
 patternProperties:
   "^gpio@[0-9a-f]+$":
     type: object
@@ -65,6 +67,9 @@ patternProperties:
       gpio-ranges:
         maxItems: 1
 
+      hw-irq:
+        $ref: /schemas/types.yaml#/definitions/uint32
+
     required:
       - reg
       - reg-names

-- 
2.52.0