Remove old configure command line options from documentation
--with-sky130-local-path, --with-sky130-dist-path and --enable-osu-sky130
no longer exist, so remove them from the README.
diff --git a/sky130/README b/sky130/README
index 6839a81..74b20be 100644
--- a/sky130/README
+++ b/sky130/README
@@ -171,22 +171,6 @@
distribution installations, the value must be set to
"none".
- --with-sky130-local-path=<path>
- The path to the target install directory. This is used
- in both the local and distribution installations. For
- a distribution installation, this is the local name of
- the path to the PDK after it has been distributed to
- the host computers (This should have been set by the
- option --with-local-path= passed to configure). If not
- specified, then the default <path> is /usr/share/pdks/,
- so the PDK will be installed as /usr/share/pdks/sky130A/.
-
- --with-sky130-dist-path=<path>
- The path to the location of the installed files prior to
- distribution. This will most likely be a git or similar
- repo. This path should NOT be specified for a single-
- machine installation.
-
--enable-alpha-sky130[=<path>]
The path to the sky130_ml_xx_hd library, a third-party
library containing layouts of alphanumeric characters
@@ -209,10 +193,6 @@
required to install, but it is recommended if you will be
using SRAM in a design.
- --enable-osu-sky130[=<path>]
- This 3rd party library is a set of open-source digital
- standard cells.
-
--enable-osu-t12-sky130[=<path>]
This 3rd party library is a set of open-source digital
standard cells at 12 track pitch height.