[PATCH v2 4/4] dt-bindings: Document phy-supply property in rockchip-dwmac

[Romain Perier]

As no property for phy regulator was documented in this dt-binding documentation,
this commit adds an entry for the optional property phy-supply.

Signed-off-by: Romain Perier <romain.perier@xxxxxxxxx>
---
 Documentation/devicetree/bindings/net/rockchip-dwmac.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/net/rockchip-dwmac.txt b/Documentation/devicetree/bindings/net/rockchip-dwmac.txt
index 2362dcd..21fd199 100644
--- a/Documentation/devicetree/bindings/net/rockchip-dwmac.txt
+++ b/Documentation/devicetree/bindings/net/rockchip-dwmac.txt
@@ -33,6 +33,7 @@ Required properties:
 Optional properties:
  - tx_delay: Delay value for TXD timing. Range value is 0~0x7F, 0x30 as default.
  - rx_delay: Delay value for RXD timing. Range value is 0~0x7F, 0x10 as default.
+ - phy-supply: phandle to a regulator if the PHY needs one
 
 Example:
 
-- 
1.9.1

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