diff mbox series

[V2,2/4] dt-bindings: imx6q-pcie: Add wake-gpios property

Message ID 20231213092850.1706042-3-sherry.sun@nxp.com
State Changes Requested, archived
Headers show
Series PCI: imx6: Add pci host wakeup support | expand

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Commit Message

Sherry Sun Dec. 13, 2023, 9:28 a.m. UTC 
Add wake-gpios property that can be used to wakeup the host
processor.

Signed-off-by: Sherry Sun <sherry.sun@nxp.com>
Reviewed-by: Richard Zhu <hongxing.zhu@nxp.com>
---
 Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml | 6 ++++++
 1 file changed, 6 insertions(+)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml
index 81bbb8728f0f..fba757d937e1 100644
--- a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml
+++ b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml
@@ -72,6 +72,12 @@  properties:
       L=operation state) (optional required).
     type: boolean
 
+  wake-gpios:
+    description: If present this property specifies WAKE# sideband signaling
+      to implement wakeup functionality. This is an input GPIO pin for the Root
+      Port mode here. Host drivers will wakeup the host using the IRQ
+      corresponding to the passed GPIO.
+
 required:
   - compatible
   - reg