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-rw-r--r--Documentation/devicetree/bindings/net/stmmac.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/stmmac.txt b/Documentation/devicetree/bindings/net/stmmac.txt
index 95816c5fc..41b49e607 100644
--- a/Documentation/devicetree/bindings/net/stmmac.txt
+++ b/Documentation/devicetree/bindings/net/stmmac.txt
@@ -47,6 +47,9 @@ Optional properties:
supported by this device instance
- snps,perfect-filter-entries: Number of perfect filter entries supported
by this device instance
+- snps,ps-speed: port selection speed that can be passed to the core when
+ PCS is supported. For example, this is used in case of SGMII
+ and MAC2MAC connection.
- AXI BUS Mode parameters: below the list of all the parameters to program the
AXI register inside the DMA module:
- snps,lpi_en: enable Low Power Interface