[PATCH 2/4] dt-bindings: imx6q-pcie: Add host-wake-gpio property

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Add host-wake-gpio property that can be used to wakeup the host
processor.

Signed-off-by: Sherry Sun <sherry.sun@xxxxxxx>
Reviewed-by: Richard Zhu <hongxing.zhu@xxxxxxx>
---
 Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml
index 81bbb8728f0f..944f0f961809 100644
--- a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml
+++ b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml
@@ -72,6 +72,10 @@ properties:
       L=operation state) (optional required).
     type: boolean
 
+  host-wake-gpio:
+    description: Should specify the GPIO for controlling the PCI bus device
+      wake signal, used to wakeup the host processor. Default to active-low.
+
 required:
   - compatible
   - reg
-- 
2.34.1





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