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From:   Tobias Waldekranz <tobias@waldekranz.com>
To:     davem@davemloft.net, kuba@kernel.org
Cc:     netdev@vger.kernel.org, Andrew Lunn <andrew@lunn.ch>,
        Madalin Bucur <madalin.bucur@nxp.com>,
        Rob Herring <robh+dt@kernel.org>, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: [PATCH v2 net 2/4] dt-bindings: net: Document fsl,erratum-a009885
Date:   Tue, 18 Jan 2022 22:50:51 +0100
Message-Id: <20220118215054.2629314-3-tobias@waldekranz.com>
In-Reply-To: <20220118215054.2629314-1-tobias@waldekranz.com>
References: <20220118215054.2629314-1-tobias@waldekranz.com>
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Update FMan binding documentation with the newly added workaround for
erratum A-009885.

Signed-off-by: Tobias Waldekranz <tobias@waldekranz.com>
Reviewed-by: Andrew Lunn <andrew@lunn.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