Document additional "phy-connection-type" values

Add the following values to the "phy-connection-type" property:

* Turbo Reduced Gigabit Media Independent Interface ``trgmii``

Suggested-by: Florian Fainelli <[email protected]>
Signed-off-by: Sean Wang <[email protected]>
Signed-off-by: Grant Likely <[email protected]>

Author: moore-bros

source/device-bindings.rst

@@ -332,25 +332,26 @@ the network device class.
 .. tabularcolumns:: | l J |
 .. table:: Defined values for the ``phy-connection-type`` Property
 
-   =============================================== ============
-   Connection type                                 Value
-   =============================================== ============
-   Media Independent Interface                     ``mii``
-   Reduced Media Independent Interface             ``rmii``
-   Gigabit Media Independent Interface             ``gmii``
-   Reduced Gigabit Media Independent               ``rgmii``
-   rgmii with internal delay                       ``rgmii-id``
-   rgmii with internal delay on TX only            ``rgmii-txid``
-   rgmii with internal delay on RX only            ``rgmii-rxid``
-   Ten Bit Interface                               ``tbi``
-   Reduced Ten Bit Interface                       ``rtbi``
-   Serial Media Independent Interface              ``smii``
-   Serial Gigabit Media Independent Interface      ``sgmii``
-   Reverse Media Independent Interface             ``rev-mii``
-   10 Gigabits Media Independent Interface         ``xgmii``
-   Multimedia over Coaxial                         ``moca``
-   Quad Serial Gigabit Media Independent Interface ``qsgmii``
-   =============================================== ============
+   ================================================= ============
+   Connection type                                   Value
+   ================================================= ============
+   Media Independent Interface                       ``mii``
+   Reduced Media Independent Interface               ``rmii``
+   Gigabit Media Independent Interface               ``gmii``
+   Reduced Gigabit Media Independent                 ``rgmii``
+   rgmii with internal delay                         ``rgmii-id``
+   rgmii with internal delay on TX only              ``rgmii-txid``
+   rgmii with internal delay on RX only              ``rgmii-rxid``
+   Ten Bit Interface                                 ``tbi``
+   Reduced Ten Bit Interface                         ``rtbi``
+   Serial Media Independent Interface                ``smii``
+   Serial Gigabit Media Independent Interface        ``sgmii``
+   Reverse Media Independent Interface               ``rev-mii``
+   10 Gigabits Media Independent Interface           ``xgmii``
+   Multimedia over Coaxial                           ``moca``
+   Quad Serial Gigabit Media Independent Interface   ``qsgmii``
+   Turbo Reduced Gigabit Media Independent Interface ``trgmii``
+   ================================================= ============
 
 ``phy-handle`` Property
 ^^^^^^^^^^^^^^^^^^^^^^^