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-rw-r--r--Documentation/devicetree/bindings/pci/designware-pcie.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/pci/designware-pcie.txt b/Documentation/devicetree/bindings/pci/designware-pcie.txt
index d5d26d443693..d6fae13ff062 100644
--- a/Documentation/devicetree/bindings/pci/designware-pcie.txt
+++ b/Documentation/devicetree/bindings/pci/designware-pcie.txt
@@ -19,6 +19,8 @@ Required properties:
to define the mapping of the PCIe interface to interrupt
numbers.
- num-lanes: number of lanes to use
+
+Optional properties:
- reset-gpio: gpio pin number of power good signal
Optional properties for fsl,imx6q-pcie