dt-bindings: net: add PHY reset controller binding

Add the documentation for PHY reset lines controlled by a reset controller.

Signed-off-by: David Bauer <mail@david-bauer.net>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/Documentation/devicetree/bindings/net/phy.txt b/Documentation/devicetree/bindings/net/phy.txt
index 17c1d2bd00f6dd64ebb4891b3293d22a10c0b22b..9b9e5b1765ddf65c1f717ec756db1719af243079 100644 (file)
--- a/Documentation/devicetree/bindings/net/phy.txt
+++ b/Documentation/devicetree/bindings/net/phy.txt
@@ -51,6 +51,10 @@ Optional Properties:
   to ensure the integrated PHY is used. The absence of this property indicates
   the muxers should be configured so that the external PHY is used.
 
+- resets: The reset-controller phandle and specifier for the PHY reset signal.
+
+- reset-names: Must be "phy" for the PHY reset signal.
+
 - reset-gpios: The GPIO phandle and specifier for the PHY reset signal.
 
 - reset-assert-us: Delay after the reset was asserted in microseconds.
@@ -67,6 +71,8 @@ ethernet-phy@0 {
        interrupts = <35 IRQ_TYPE_EDGE_RISING>;
        reg = <0>;
 
+       resets = <&rst 8>;
+       reset-names = "phy";
        reset-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
        reset-assert-us = <1000>;
        reset-deassert-us = <2000>;