[net-next PATCH v5 04/14] dt-bindings: net: dsa: qca8k: Document support for CPU port 6

Ansuel Smith
2021-10-11T01:31:02Z

The switch now support CPU port to be set 6 instead of be hardcoded to
0. Document support for it and describe logic selection.

Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
---
Documentation/devicetree/bindings/net/dsa/qca8k.txt | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/net/dsa/qca8k.txt b/Documentation/devicetree/bindings/net/dsa/qca8k.txt
index cc214e655442..aeb206556f54 100644
--- a/Documentation/devicetree/bindings/net/dsa/qca8k.txt
+++ b/Documentation/devicetree/bindings/net/dsa/qca8k.txt
@@ -29,7 +29,11 @@ the mdio MASTER is used as communication.
Don't use mixed external and internal mdio-bus configurations, as this is
not supported by the hardware.

-The CPU port of this switch is always port 0.
+This switch support 2 CPU port. Normally and advised configuration is with
+CPU port set to port 0. It is also possible to set the CPU port to port 6
+if the device requires it. The driver will configure the switch to the defined
+port. With both CPU port declared the first CPU port is selected as primary
+and the secondary CPU ignored.

A CPU port node has the following optional node:

--
2.32.0