Hello.
On 8/9/2015 4:29 AM, Andrew Lunn wrote:
When using a cluster of switches, some topologies will have an MDIO
bus per switch, not one for the whole cluster. Allow this to be
represented in the device tree, by adding an optional mii-bus property
at the switch level.
Signed-off-by: Andrew Lunn <and...@lunn.ch>
Reviewed-by: Florian Fainelli <f.faine...@gmail.com>
---
v2: Fix documentation, which placed the properties documentation in
the wrong place.
---
Documentation/devicetree/bindings/net/dsa/dsa.txt | 5 +++++
net/dsa/dsa.c | 12 +++++++++++-
2 files changed, 16 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/net/dsa/dsa.txt
b/Documentation/devicetree/bindings/net/dsa/dsa.txt
index f0b4cd72411d..fc06f4a7c788 100644
--- a/Documentation/devicetree/bindings/net/dsa/dsa.txt
+++ b/Documentation/devicetree/bindings/net/dsa/dsa.txt
@@ -32,6 +32,10 @@ A switch child node has the following optional property:
the presence and/or size of a connected EEPROM,
otherwise optional.
+- mii-bus : Should be a phandle to a valid MDIO bus device node.
Why not call it "mdio-bus"?
+ This mii-bus will be used in preference to the
+ global dsa,mii-bus defined above, for this switch.
+
A switch may have multiple "port" children nodes
Each port children node must have the following mandatory properties:
[...]
MBR, Sergei
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