Document qca,sgmii-enable-pll binding used in the CPU nodes to
enable SGMII PLL on MAC config.
Signed-off-by: Ansuel Smith <ansuelsmth@xxxxxxxxx>
---
Documentation/devicetree/bindings/net/dsa/qca8k.txt | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/dsa/qca8k.txt b/Documentation/devicetree/bindings/net/dsa/qca8k.txt
index 208ee5bc1bbb..b9cccb657373 100644
--- a/Documentation/devicetree/bindings/net/dsa/qca8k.txt
+++ b/Documentation/devicetree/bindings/net/dsa/qca8k.txt
@@ -50,6 +50,12 @@ A CPU port node has the following optional node:
managed entity. See
Documentation/devicetree/bindings/net/fixed-link.txt
for details.
+- qca,sgmii-enable-pll : For SGMII CPU port, explicitly enable PLL, TX and RX
+ chain along with Signal Detection.
+ This should NOT be enabled for qca8327.
+ This can be required for qca8337 switch with revision 2.
+ With CPU port set to sgmii and qca8337 it is advised
+ to set this unless a communication problem is observed.
For QCA8K the 'fixed-link' sub-node supports only the following properties:
--
2.32.0
