Fix power guards for caravan and openframe

verilog/rtl/chip_io_alt.v

@@ -345,8 +345,10 @@ module chip_io_alt #(
 	wire [6:0] vssd_const_zero; // Constant value for management pins
 
 	constant_block constant_value_inst [6:0] (
+		`ifdef USE_POWER_PINS
             .vccd(vccd),
             .vssd(vssd),
+		`endif // USE_POWER_PINS
             .one(vccd_const_one),
             .zero(vssd_const_zero)
 	);

verilog/rtl/chip_io_openframe.v

@@ -262,8 +262,10 @@ module chip_io_openframe #(
 	// These are exported to the user project for direct loopback if needed.
 
 	constant_block constant_value_inst [`OPENFRAME_IO_PADS-1:0] (
-		.vccd(vccd),
-		.vssd(vssd),
+		`ifdef USE_POWER_PINS
+			.vccd(vccd),
+			.vssd(vssd),
+		`endif // USE_POWER_PINS
 		.one(gpio_loopback_one),
 		.zero(gpio_loopback_zero)
 	);
@@ -275,8 +277,10 @@ module chip_io_openframe #(
 	wire xres_loopback_zero;
 
 	constant_block constant_value_xres_inst (
-		.vccd(vccd),
-		.vssd(vssd),
+		`ifdef USE_POWER_PINS
+			.vccd(vccd),
+			.vssd(vssd),
+		`endif // USE_POWER_PINS
 		.one(xres_loopback_one),
 		.zero(xres_loopback_zero)	// (unused)
 	);

verilog/rtl/pads.v

@@ -17,7 +17,7 @@
 `ifndef TOP_ROUTING 
 	`define USER1_ABUTMENT_PINS \
 	.AMUXBUS_A(analog_a),\
-	.AMUXBUS_B(analog_b),\
+	.AMUXBUS_B(analog_b),`ifdef USE_POWER_PINS\
 	.VSSA(vssa1),\
 	.VDDA(vdda1),\
 	.VSWITCH(vddio),\
@@ -27,11 +27,11 @@
 	.VCCD(vccd),\
 	.VSSIO(vssio),\
 	.VSSD(vssd),\
-	.VSSIO_Q(vssio_q),
+	.VSSIO_Q(vssio_q),`endif
 
 	`define USER2_ABUTMENT_PINS \
 	.AMUXBUS_A(analog_a),\
-	.AMUXBUS_B(analog_b),\
+	.AMUXBUS_B(analog_b),`ifdef USE_POWER_PINS\
 	.VSSA(vssa2),\
 	.VDDA(vdda2),\
 	.VSWITCH(vddio),\
@@ -41,7 +41,7 @@
 	.VCCD(vccd),\
 	.VSSIO(vssio),\
 	.VSSD(vssd),\
-	.VSSIO_Q(vssio_q),
+	.VSSIO_Q(vssio_q),`endif
 
 	`define MGMT_ABUTMENT_PINS \
 	.AMUXBUS_A(analog_a),\