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Move clock constraint from Makefile to PCF

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This commit is contained in:
Nikolay Puzanov 2021-03-03 13:35:38 +03:00
parent 51267b1682
commit 05e95408cb
2 changed files with 5 additions and 2 deletions
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2
Makefile
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@ -24,7 +24,7 @@ $(TOP_BIN): $(TOP_ASC)
# Place and rouite
$(TOP_ASC): $(TOP_JSON) $(PCF)
nextpnr-ice40 -q -l $(BUILD_DIR)/nextpnr.log --$(FAMILY) --package $(PACKAGE) \
--freq $(FREQ) --top $(TOP) --pcf $(PCF) --asc $(TOP_ASC) --json $(TOP_JSON) \
--top $(TOP) --pcf $(PCF) --asc $(TOP_ASC) --json $(TOP_JSON) \
$(DOSVG)
# Synthesys

3
icesugar.pcf
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@ -59,3 +59,6 @@ set_io -nowarn SPI_SS 16
set_io -nowarn SPI_SCK 15
set_io -nowarn SPI_MOSI 17
set_io -nowarn SPI_MISO 14
# Clock constraint
set_frequency clock 30