From 3461522d00c075705d38eb0833ace7ba8c180345 Mon Sep 17 00:00:00 2001 From: Antoine Tenart Date: Tue, 23 Jun 2020 16:30:13 +0200 Subject: [PATCH] dt-bindings: net: phy: vsc8531: document the load/save GPIO A new optional property can be used to reference the load/save GPIO, used for PTP hardware clock (PHC) operations. This patch documents it in the binding documentation. Signed-off-by: Antoine Tenart Signed-off-by: David S. Miller --- Documentation/devicetree/bindings/net/mscc-phy-vsc8531.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/net/mscc-phy-vsc8531.txt b/Documentation/devicetree/bindings/net/mscc-phy-vsc8531.txt index 5ff37c6..87a27d7 100644 --- a/Documentation/devicetree/bindings/net/mscc-phy-vsc8531.txt +++ b/Documentation/devicetree/bindings/net/mscc-phy-vsc8531.txt @@ -31,6 +31,8 @@ Optional properties: VSC8531_LINK_100_ACTIVITY (2), VSC8531_LINK_ACTIVITY (0) and VSC8531_DUPLEX_COLLISION (8). +- load-save-gpios : GPIO used for the load/save operation of the PTP + hardware clock (PHC). Table: 1 - Edge rate change @@ -67,4 +69,5 @@ Example: vsc8531,edge-slowdown = <7>; vsc8531,led-0-mode = ; vsc8531,led-1-mode = ; + load-save-gpios = <&gpio 10 GPIO_ACTIVE_HIGH>; }; -- 2.7.4