lkml.org 
[lkml]   [2021]   [Oct]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[net-next PATCH v2 11/15] dt-bindings: net: dsa: qca8k: Document qca,sgmii-enable-pll
Date
Document qca,sgmii-enable-pll binding used in the CPU nodes to
enable SGMII PLL on MAC config.

Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
---
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
\
 
 \ /
  Last update: 2021-10-08 02:24    [W:0.534 / U:0.016 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site