Wire up the extra signals for sky130 io

Author: robtaylor

chipflow_lib/platforms/__init__.py

@@ -9,12 +9,13 @@
 from .silicon import SiliconPlatformPort, SiliconPlatform
 from .sim import SimPlatform
 from .utils import (
-        IO_ANNOTATION_SCHEMA, IOSignature, IOModel,
+        IO_ANNOTATION_SCHEMA, IOSignature, IOModel, IODriveMode, IOTripPoint, IOModelOptions,
         OutputIOSignature, InputIOSignature, BidirIOSignature,
         )
 from ._packages import PACKAGE_DEFINITIONS
 
-__all__ = ['IO_ANNOTATION_SCHEMA', 'IOSignature', 'IOModel',
+__all__ = ['IO_ANNOTATION_SCHEMA', 'IOSignature',
+           'IOModel', 'IOModelOptions', 'IODriveMode', 'IOTripPoint',
            'OutputIOSignature', 'InputIOSignature', 'BidirIOSignature',
            'SiliconPlatformPort', 'SiliconPlatform',
            'SimPlatform',

chipflow_lib/platforms/_packages.py

@@ -1,4 +1,4 @@
-from .utils import QuadPackageDef, BareDiePackageDef, GAPackageDef, Package
+from .utils import QuadPackageDef, BareDiePackageDef, Package
 from ._openframe import OpenframePackageDef
 
 # Add any new package types to both PACKAGE_DEFINITIONS and the PackageDef union