Fixed issue with clocks not wired up correctly and changed default accelerator to yes

makefile

@@ -85,7 +85,7 @@ BOOTROM_BUILD_DIR ?= $(SOCLABS_PROJECT_DIR)/system/src/bootrom
 
 QUICKSTART ?= no
 
-ACCELERATOR ?= no
+ACCELERATOR ?= yes
 
 # Simulator Defines
 DEFINES_VC  += $(MEM_INIT) +define+CORTEX_M0 +define+USE_TARMAC 

system/nanosoc_regions/exp/verilog/nanosoc_region_exp.v

@@ -42,6 +42,8 @@ module nanosoc_region_exp #(
         .SYS_ADDR_W (SYS_ADDR_W),
         .SYS_DATA_W (SYS_DATA_W)
     ) u_accelerator_ss (
+        .HCLK(HCLK),
+        .HRESETn(HRESETn),
         .HSEL(HSEL),
         .HADDR(HADDR),
         .HTRANS(HTRANS),