axi_jesd204_tx: Remove IRQ events for now

Which events will be exposed as IRQs and at what level of granularity will
need some additional through. Remove the two existing IRQ events for now
again. This will be added back later.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>

library/jesd204/axi_jesd204_tx/axi_jesd204_tx.v

@@ -130,19 +130,7 @@ wire up_cfg_is_writeable;
 
 wire [4:0] up_irq_trigger;
 
-sync_event #(
+assign up_irq_trigger[4:0] = 5'b00000;
-  .NUM_OF_EVENTS(2)
-) i_sync_events (
-  .in_clk(core_clk),
-  .in_event({
-    core_event_sysref_alignment_error,
-    core_event_sysref_edge
-  }),
-  .out_clk(s_axi_aclk),
-  .out_event(up_irq_trigger[1:0])
-);
-
-assign up_irq_trigger[4:2] = 3'b000;
 
 up_axi #(
   .AXI_ADDRESS_WIDTH (14),

library/jesd204/axi_jesd204_tx/axi_jesd204_tx_constr.xdc

@@ -81,19 +81,6 @@ set_max_delay -datapath_only \
   -to [get_pins {i_up_tx/i_sync_state/out_data_reg[*]/D}] \
   [get_property -min PERIOD $axi_clk]
 
-set_false_path \
-  -from [get_pins {i_sync_events/out_toggle_d1_reg/C}]  \
-  -to [get_pins {i_sync_events/i_sync_in/cdc_sync_stage1_reg[0]/D}]
-
-set_false_path \
-  -from [get_pins {i_sync_events/in_toggle_d1_reg/C}] \
-  -to [get_pins {i_sync_events/i_sync_out/cdc_sync_stage1_reg[0]/D}]
-
-set_max_delay -datapath_only \
-  -from [get_pins {i_sync_events/cdc_hold_reg[*]/C}] \
-  -to [get_pins {i_sync_events/out_event_reg[*]/D}] \
-  [get_property -min PERIOD $axi_clk]
-
 set_false_path \
   -from $core_clk \
   -to [get_pins {i_up_tx/i_sync_sync/cdc_sync_stage1_reg[0]/D}]