manuals: final removal of SERIAL_CONSOLE variable

This deprecated variable has been removed for good through
https://git.openembedded.org/openembedded-core/commit/?id=9d053af1fb570b4e3483de4ecd6827e1e0be61b7

(From yocto-docs rev: db22748d8a2bc4c53c6415537c772d2c49220aec)

Signed-off-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 6 insertions, 22 deletions

diff --git a/documentation/migration-guides/migration-2.6.rst b/documentation/migration-guides/migration-2.6.rst
index 8e79a3edc9..356f720850 100644
--- a/documentation/migration-guides/migration-2.6.rst
+++ b/documentation/migration-guides/migration-2.6.rst
@@ -211,22 +211,19 @@ The following changes have been made:
 ``SERIAL_CONSOLE`` Deprecated
 -----------------------------
 
-The :term:`SERIAL_CONSOLE` variable has been
-functionally replaced by the
-:term:`SERIAL_CONSOLES` variable for some time.
-With the Yocto Project 2.6 release, :term:`SERIAL_CONSOLE` has been
-officially deprecated.
+The ``SERIAL_CONSOLE`` variable has been functionally replaced by the
+:term:`SERIAL_CONSOLES` variable for some time. With the Yocto Project 2.6
+release, ``SERIAL_CONSOLE`` has been officially deprecated.
 
-:term:`SERIAL_CONSOLE` will continue to work as before for the 2.6 release.
+``SERIAL_CONSOLE`` will continue to work as before for the 2.6 release.
 However, for the sake of future compatibility, it is recommended that
-you replace all instances of :term:`SERIAL_CONSOLE` with
-:term:`SERIAL_CONSOLES`.
+you replace all instances of ``SERIAL_CONSOLE`` with :term:`SERIAL_CONSOLES`.
 
 .. note::
 
    The only difference in usage is that :term:`SERIAL_CONSOLES`
    expects entries to be separated using semicolons as compared to
-   :term:`SERIAL_CONSOLE`, which expects spaces.
+   ``SERIAL_CONSOLE``, which expects spaces.
 
 .. _migration-2.6-poky-sets-unknown-configure-option-to-qa-error:
 
diff --git a/documentation/ref-manual/variables.rst b/documentation/ref-manual/variables.rst
index 8ed55ad7b3..5f5fea344e 100644
--- a/documentation/ref-manual/variables.rst
+++ b/documentation/ref-manual/variables.rst
@@ -7305,19 +7305,6 @@ system and gives an overview of their function and contents.
       :term:`FULL_OPTIMIZATION` unless :term:`DEBUG_BUILD` = "1", in which
       case the value of :term:`DEBUG_OPTIMIZATION` is used.
 
-   :term:`SERIAL_CONSOLE`
-      Defines a serial console (TTY) to enable using
-      `getty <https://en.wikipedia.org/wiki/Getty_(Unix)>`__. Provide a
-      value that specifies the baud rate followed by the TTY device name
-      separated by a space. You cannot specify more than one TTY device::
-
-         SERIAL_CONSOLE = "115200 ttyS0"
-
-      .. note::
-
-         The :term:`SERIAL_CONSOLE` variable is deprecated. Please use the
-         :term:`SERIAL_CONSOLES` variable.
-
    :term:`SERIAL_CONSOLES`
       Defines a serial console (TTY) to enable using
       `getty <https://en.wikipedia.org/wiki/Getty_(Unix)>`__. Provide a