From b1ae3587d16a8c8fc9453e147c8708d6f006ffbb Mon Sep 17 00:00:00 2001
From: Bjarni Jonasson <bjarni.jonasson@microchip.com>
Date: Wed, 13 Jan 2021 12:56:25 +0100
Subject: net: phy: Add 100 base-x mode

Sparx-5 supports this mode and it is missing in the PHY core.

Signed-off-by: Bjarni Jonasson <bjarni.jonasson@microchip.com>
Reviewed-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
 Documentation/networking/phy.rst | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'Documentation/networking/phy.rst')

diff --git a/Documentation/networking/phy.rst b/Documentation/networking/phy.rst
index b2f7ec794bc8..399f17976a6c 100644
--- a/Documentation/networking/phy.rst
+++ b/Documentation/networking/phy.rst
@@ -286,6 +286,11 @@ Some of the interface modes are described below:
     Note: due to legacy usage, some 10GBASE-R usage incorrectly makes
     use of this definition.
 
+``PHY_INTERFACE_MODE_100BASEX``
+    This defines IEEE 802.3 Clause 24.  The link operates at a fixed data
+    rate of 125Mpbs using a 4B/5B encoding scheme, resulting in an underlying
+    data rate of 100Mpbs.
+
 Pause frames / flow control
 ===========================
 
-- 
cgit