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Date:   Tue,  8 Sep 2020 13:25:18 +0200
From:   Marco Felsch <m.felsch@...gutronix.de>
To:     davem@...emloft.net, kuba@...nel.org, robh+dt@...nel.org,
        andrew@...n.ch, f.fainelli@...il.com, hkallweit1@...il.com,
        linux@...linux.org.uk, zhengdejin5@...il.com,
        richard.leitner@...data.com
Cc:     netdev@...r.kernel.org, kernel@...gutronix.de,
        devicetree@...r.kernel.org
Subject: [PATCH v2 3/5] dt-bindings: net: phy: smsc: document reference clock

Add support to specify the reference clock for the phy.

Signed-off-by: Marco Felsch <m.felsch@...gutronix.de>
---
v2:
- no change

 Documentation/devicetree/bindings/net/smsc-lan87xx.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/smsc-lan87xx.txt b/Documentation/devicetree/bindings/net/smsc-lan87xx.txt
index 8b7c719b0bb9..a8d0dc9a8c0e 100644
--- a/Documentation/devicetree/bindings/net/smsc-lan87xx.txt
+++ b/Documentation/devicetree/bindings/net/smsc-lan87xx.txt
@@ -5,6 +5,10 @@ through an Ethernet OF device node.
 
 Optional properties:
 
+- clocks:
+  The clock used as phy reference clock and is connected to phy
+  pin XTAL1/CLKIN.
+
 - smsc,disable-energy-detect:
   If set, do not enable energy detect mode for the SMSC phy.
   default: enable energy detect mode
-- 
2.20.1

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