diff options
author | Antoine Tenart <antoine.tenart@bootlin.com> | 2020-06-23 17:30:13 +0300 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2020-06-25 00:33:16 +0300 |
commit | 3461522d00c075705d38eb0833ace7ba8c180345 (patch) | |
tree | e59d8228c843fb07b58582f8b36ca2c962b31530 /Documentation | |
parent | 7d272e63e0979d38a6256108adbe462d621c26c5 (diff) | |
download | linux-3461522d00c075705d38eb0833ace7ba8c180345.tar.xz |
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 <antoine.tenart@bootlin.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/net/mscc-phy-vsc8531.txt | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/mscc-phy-vsc8531.txt b/Documentation/devicetree/bindings/net/mscc-phy-vsc8531.txt index 5ff37c68c941..87a27d775d48 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 = <LINK_1000_ACTIVITY>; vsc8531,led-1-mode = <LINK_100_ACTIVITY>; + load-save-gpios = <&gpio 10 GPIO_ACTIVE_HIGH>; }; |