Additional corrections to the pads and connections for sky130_fd_io.
diff --git a/verilog/rtl/caravel.v b/verilog/rtl/caravel.v
index b76e869..10bcde8 100644
--- a/verilog/rtl/caravel.v
+++ b/verilog/rtl/caravel.v
@@ -13,8 +13,7 @@
 `timescale 1 ns / 1 ps
 
 `define USE_OPENRAM
-`define USE_PG_PIN
-`define functional
+`define USE_POWER_PINS
 `define UNIT_DELAY #1
 
 `define MPRJ_IO_PADS 37