From: Tobias Waldekranz <tobias@waldekranz.com>
To: davem@davemloft.net, kuba@kernel.org
Cc: devicetree@vger.kernel.org, madalin.bucur@nxp.com,
robh+dt@kernel.org, paulus@samba.org,
linuxppc-dev@lists.ozlabs.org, netdev@vger.kernel.org
Subject: [PATCH net 2/4] dt-bindings: net: Document fsl,erratum-a009885
Date: Sun, 16 Jan 2022 22:15:27 +0100 [thread overview]
Message-ID: <20220116211529.25604-3-tobias@waldekranz.com> (raw)
In-Reply-To: <20220116211529.25604-1-tobias@waldekranz.com>
Update FMan binding documentation with the newly added workaround for
erratum A-009885.
Signed-off-by: Tobias Waldekranz <tobias@waldekranz.com>
---
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
next prev parent reply other threads:[~2022-01-16 21:36 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-16 21:15 [PATCH net 0/4] net/fsl: xgmac_mdio: Add workaround for erratum A-009885 Tobias Waldekranz
2022-01-16 21:15 ` [PATCH net 1/4] " Tobias Waldekranz
2022-01-16 22:02 ` Andrew Lunn
2022-01-17 7:24 ` Tobias Waldekranz
2022-01-17 14:00 ` Andrew Lunn
2022-01-18 20:34 ` Jakub Kicinski
2022-01-18 8:40 ` Tobias Waldekranz
2022-01-16 21:15 ` Tobias Waldekranz [this message]
2022-01-16 21:56 ` [PATCH net 2/4] dt-bindings: net: Document fsl,erratum-a009885 Andrew Lunn
2022-01-16 21:15 ` [PATCH net 3/4] powerpc/fsl/dts: Enable WA for erratum A-009885 on fman3l MDIO buses Tobias Waldekranz
2022-01-18 8:41 ` Tobias Waldekranz
2022-01-16 21:15 ` [PATCH net 4/4] net/fsl: xgmac_mdio: Fix incorrect iounmap when removing module Tobias Waldekranz
2022-01-16 21:54 ` Andrew Lunn
2022-01-17 7:26 ` Tobias Waldekranz
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