Add support for the cmod_a7 35 board.

Signed-off-by: Bastian Löher <[email protected]>

common/Makefile

@@ -6,6 +6,10 @@ ifeq ($(TARGET),arty_35)
   DEVICE := xc7a50t_test
   BITSTREAM_DEVICE := artix7
   PARTNAME := xc7a35tcsg324-1
+else ifeq ($(TARGET),cmod_a7)
+  DEVICE := xc7a50t_test
+  BITSTREAM_DEVICE := artix7
+  PARTNAME := xc7a35tcpg236-1
 else ifeq ($(TARGET),arty_100)
   DEVICE := xc7a100t_test
   BITSTREAM_DEVICE := artix7
@@ -68,4 +72,4 @@ ${BOARD_BUILDDIR}/${TOP}.bit: ${BOARD_BUILDDIR}/${TOP}.fasm
 	cd ${BOARD_BUILDDIR} && symbiflow_write_bitstream -d ${BITSTREAM_DEVICE} -f ${TOP}.fasm -p ${PARTNAME} -b ${TOP}.bit
 
 clean:
-	rm -rf ${BUILDDIR}
+	rm -rf ${BUILDDIR}

xc7/counter_test/Makefile

@@ -6,6 +6,8 @@ ifeq ($(TARGET),arty_35)
   XDC := ${current_dir}/arty.xdc
 else ifeq ($(TARGET),arty_100)
   XDC := ${current_dir}/arty.xdc
+else ifeq ($(TARGET),cmod_a7)
+  XDC := ${current_dir}/cmod_a7.xdc
 else ifeq ($(TARGET),nexys4ddr)
   XDC := ${current_dir}/nexys4ddr.xdc
 else ifeq ($(TARGET),zybo)

xc7/counter_test/cmod_a7.xdc

@@ -0,0 +1,16 @@
+# Clock pin
+set_property PACKAGE_PIN L17 [get_ports {clk}]
+set_property IOSTANDARD LVCMOS33 [get_ports {clk}]
+
+# LEDs
+set_property PACKAGE_PIN A17  [get_ports {led[0]}]
+set_property PACKAGE_PIN C16  [get_ports {led[1]}]
+set_property PACKAGE_PIN B17  [get_ports {led[2]}]
+set_property PACKAGE_PIN B16 [get_ports {led[3]}]
+set_property IOSTANDARD LVCMOS33 [get_ports {led[0]}]
+set_property IOSTANDARD LVCMOS33 [get_ports {led[1]}]
+set_property IOSTANDARD LVCMOS33 [get_ports {led[2]}]
+set_property IOSTANDARD LVCMOS33 [get_ports {led[3]}]
+
+# Clock constraints (12 MHz oscillator)
+create_clock -period 83.33 -waveform {0 41.66} [get_ports {clk}]