diff options
author | Ansuel Smith <ansuelsmth@gmail.com> | 2021-10-14 00:39:09 +0200 |
---|---|---|
committer | Vladimir Oltean <vladimir.oltean@nxp.com> | 2022-05-04 15:24:48 +0200 |
commit | a11e29d0fb60197025f22ff91dcbcca3514da803 (patch) | |
tree | 5ab868ecede881362521480f89cc1615e773c76e /Documentation/devicetree/bindings | |
parent | 2c79219fa6a179a15813fcc1106e798e4ca6e40c (diff) |
dt-bindings: net: dsa: qca8k: Document support for CPU port 6
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>
Signed-off-by: David S. Miller <davem@davemloft.net>
(cherry picked from commit 731d613338ec6de482053ffa3f71be2325b0f8eb)
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Diffstat (limited to 'Documentation/devicetree/bindings')
-rw-r--r-- | Documentation/devicetree/bindings/net/dsa/qca8k.txt | 6 |
1 files changed, 5 insertions, 1 deletions
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: |