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Message-Id: <20200728090203.17313-2-bruno.thomsen@gmail.com>
Date: Tue, 28 Jul 2020 11:02:03 +0200
From: Bruno Thomsen <bruno.thomsen@...il.com>
To: netdev <netdev@...r.kernel.org>
Cc: Bruno Thomsen <bruno.thomsen@...il.com>,
Andrew Lunn <andrew@...n.ch>,
Fabio Estevam <festevam@...il.com>,
Florian Fainelli <f.fainelli@...il.com>,
Russell King - ARM Linux <linux@...linux.org.uk>,
Heiner Kallweit <hkallweit1@...il.com>,
Lars Alex Pedersen <laa@...strup.com>,
Bruno Thomsen <bth@...strup.com>
Subject: [PATCH 2/2] dt-bindings: net: mdio: update reset-delay-us description
Property is now used for both assert and deassert delay
so PHYs can be reset before type id auto detection.
Signed-off-by: Bruno Thomsen <bruno.thomsen@...il.com>
---
Documentation/devicetree/bindings/net/mdio.yaml | 2 ++
1 file changed, 2 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/mdio.yaml b/Documentation/devicetree/bindings/net/mdio.yaml
index d6a3bf8550eb..8385960e3b3e 100644
--- a/Documentation/devicetree/bindings/net/mdio.yaml
+++ b/Documentation/devicetree/bindings/net/mdio.yaml
@@ -38,6 +38,8 @@ properties:
RESET pulse width in microseconds. It applies to all MDIO devices
and must therefore be appropriately determined based on all devices
requirements (maximum value of all per-device RESET pulse widths).
+ Additional it also provides a reset deassert delay of the same width
+ to ensure devices are ready for communication.
clock-frequency:
description:
--
2.26.2
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