Thread (7 messages) 7 messages, 3 authors, 2021-12-06

[v2 1/2] Docs/devicetree: add serdes-output-amplitude-mv to marvell.txt

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From: Holger Brunck <hidden>
Date: 2021-12-02 08:06:05
Subsystem: networking drivers, networking [dsa], open firmware and flattened device tree bindings, the rest · Maintainers: Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Andrew Lunn, Vladimir Oltean, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds

This can be configured from the device tree. Add this property to the
documentation accordingly. This is a property of the port node, which
needs to be specified in millivolts

CC: Andrew Lunn <andrew@lunn.ch>
CC: Jakub Kicinski <kuba@kernel.org>
CC: Marek Behún <kabel@kernel.org>
Signed-off-by: Holger Brunck <redacted>
---
 Documentation/devicetree/bindings/net/dsa/marvell.txt | 5 +++++
 1 file changed, 5 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/dsa/marvell.txt b/Documentation/devicetree/bindings/net/dsa/marvell.txt
index 2363b412410c..9292b6f960df 100644
--- a/Documentation/devicetree/bindings/net/dsa/marvell.txt
+++ b/Documentation/devicetree/bindings/net/dsa/marvell.txt
@@ -46,6 +46,11 @@ Optional properties:
 - mdio?		: Container of PHYs and devices on the external MDIO
 			  bus. The node must contains a compatible string of
 			  "marvell,mv88e6xxx-mdio-external"
+- serdes-output-amplitude-mv: Configure the output amplitude of the serdes
+			      interface in millivolts. This option can be
+                              set in the ports node as it is a property of
+                              the port.
+    serdes-output-amplitude-mv = <210>;
 
 Example:
 
-- 
2.34.0
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