diff options
| author | Russell King (Oracle) <rmk+kernel@armlinux.org.uk> | 2021-11-15 17:11:17 +0000 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-11-16 19:22:30 -0800 |
| commit | b9241f54138ca5af4d3c5ca6db56be83d7491508 (patch) | |
| tree | 20b311f2f7145d0f2406a7b49bd3c3315ea39c6e /Documentation | |
| parent | be0f6c4100acc38129c9578ddc11b6a9dd7fb4ef (diff) | |
net: document SMII and correct phylink's new validation mechanism
SMII has not been documented in the kernel, but information on this PHY
interface mode has been recently found. Document it, and correct the
recently introduced phylink handling for this interface mode.
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/E1mmfVl-0075nP-14@rmk-PC.armlinux.org.uk
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/networking/phy.rst | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/networking/phy.rst b/Documentation/networking/phy.rst index 571ba08386e7..d43da709bf40 100644 --- a/Documentation/networking/phy.rst +++ b/Documentation/networking/phy.rst @@ -237,6 +237,11 @@ negotiation results. Some of the interface modes are described below: +``PHY_INTERFACE_MODE_SMII`` + This is serial MII, clocked at 125MHz, supporting 100M and 10M speeds. + Some details can be found in + https://opencores.org/ocsvn/smii/smii/trunk/doc/SMII.pdf + ``PHY_INTERFACE_MODE_1000BASEX`` This defines the 1000BASE-X single-lane serdes link as defined by the 802.3 standard section 36. The link operates at a fixed bit rate of |