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Message-Id: <20220118215054.2629314-3-tobias@waldekranz.com>
Date: Tue, 18 Jan 2022 22:50:51 +0100
From: Tobias Waldekranz <tobias@...dekranz.com>
To: davem@...emloft.net, kuba@...nel.org
Cc: netdev@...r.kernel.org, Andrew Lunn <andrew@...n.ch>,
Madalin Bucur <madalin.bucur@....com>,
Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v2 net 2/4] dt-bindings: net: Document fsl,erratum-a009885
Update FMan binding documentation with the newly added workaround for
erratum A-009885.
Signed-off-by: Tobias Waldekranz <tobias@...dekranz.com>
Reviewed-by: Andrew Lunn <andrew@...n.ch>
---
Documentation/devicetree/bindings/net/fsl-fman.txt | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/fsl-fman.txt b/Documentation/devicetree/bindings/net/fsl-fman.txt
index c00fb0d22c7b..020337f3c05f 100644
--- a/Documentation/devicetree/bindings/net/fsl-fman.txt
+++ b/Documentation/devicetree/bindings/net/fsl-fman.txt
@@ -410,6 +410,15 @@ PROPERTIES
The settings and programming routines for internal/external
MDIO are different. Must be included for internal MDIO.
+- fsl,erratum-a009885
+ Usage: optional
+ Value type: <boolean>
+ Definition: Indicates the presence of the A009885
+ erratum describing that the contents of MDIO_DATA may
+ become corrupt unless it is read within 16 MDC cycles
+ of MDIO_CFG[BSY] being cleared, when performing an
+ MDIO read operation.
+
- fsl,erratum-a011043
Usage: optional
Value type: <boolean>
--
2.25.1
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