[PATCH v2 17/18] dt-bindings: pci: rockchip,rk3399-pcie-ep: Add ep-gpios property

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From: Wilfred Mallawa <wilfred.mallawa@xxxxxxx>

Describe the `ep-gpios` property which is used to map the PERST# input
signal for endpoint mode.

Signed-off-by: Wilfred Mallawa <wilfred.mallawa@xxxxxxx>
Signed-off-by: Damien Le Moal <dlemoal@xxxxxxxxxx>
---
 .../devicetree/bindings/pci/rockchip,rk3399-pcie-ep.yaml       | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/pci/rockchip,rk3399-pcie-ep.yaml b/Documentation/devicetree/bindings/pci/rockchip,rk3399-pcie-ep.yaml
index 6b62f6f58efe..9331d44d6963 100644
--- a/Documentation/devicetree/bindings/pci/rockchip,rk3399-pcie-ep.yaml
+++ b/Documentation/devicetree/bindings/pci/rockchip,rk3399-pcie-ep.yaml
@@ -30,6 +30,9 @@ properties:
     maximum: 32
     default: 32
 
+  ep-gpios:
+    description: Input GPIO configured for the PERST# signal.
+
 required:
   - rockchip,max-outbound-regions
 
-- 
2.44.0





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