Merge pull request #3652 from Pinata-Consulting/minimal-sdc-file-overridable

asap7/minimal: make SDC_FILE can be overridable

Author: maliberty

flow/designs/asap7/minimal/config.mk

@@ -1,5 +1,5 @@
 export DESIGN_NICKNAME = minimal
-export SDC_FILE = $(FLOW_HOME)/designs/asap7/minimal/empty.sdc
+export SDC_FILE ?= $(FLOW_HOME)/designs/asap7/minimal/empty.sdc
 export PLATFORM = asap7
 # Faster build and more information in GUI with hierarchical synthesis
 export SYNTH_HIERARCHICAL ?= 1
@@ -15,9 +15,11 @@ export CORE_UTILIZATION ?= 10
 export PLACE_DENSITY ?= 0.20
 
 # This won't work with an empty .sdc file
-export SKIP_REPORT_METRICS = 1
+export SKIP_REPORT_METRICS ?= 1
 
 # Faster build, remove these in your own config.mk
-export SKIP_CTS_REPAIR_TIMING = 1
-export REMOVE_ABC_BUFFERS = 1
-export SKIP_INCREMENTAL_REPAIR = 1
+export SKIP_CTS_REPAIR_TIMING ?= 1
+export REMOVE_ABC_BUFFERS ?= 1
+export SKIP_INCREMENTAL_REPAIR ?= 1
+export GPL_TIMING_DRIVEN ?= 0
+export GPL_ROUTING_DRIVEN ?= 0