1 files changed, 86 insertions, 0 deletions
diff --git a/fpga/usrp3/top/x400/constraints/pins/rfdc_2x2.xdc b/fpga/usrp3/top/x400/constraints/pins/rfdc_2x2.xdc
new file mode 100644
index 000000000..140150d17
--- /dev/null
+++ b/fpga/usrp3/top/x400/constraints/pins/rfdc_2x2.xdc
@@ -0,0 +1,86 @@
+#
+# Copyright 2021 Ettus Research, a National Instruments Brand
+#
+# SPDX-License-Identifier: LGPL-3.0-or-later
+#
+# Description:
+#   RF data converters pin constraints for X410.
+#   Note: commented constraints are left for documentation purposes.
+#
+
+# SYSREF input for data converters.
+set_property PACKAGE_PIN U4  [get_ports {SYSREF_RF_N}]
+set_property PACKAGE_PIN U5  [get_ports {SYSREF_RF_P}]
+
+###############################################################################
+# Pin constraints for the ADCs
+###############################################################################
+
+# ADC Reference Clocks for Slot 0 (DBA)
+set_property PACKAGE_PIN AF5 [get_ports {ADC_CLK_P[0]}]
+set_property PACKAGE_PIN AF4 [get_ports {ADC_CLK_N[0]}]
+set_property PACKAGE_PIN AD5 [get_ports {ADC_CLK_P[1]}]
+set_property PACKAGE_PIN AD4 [get_ports {ADC_CLK_N[1]}]
+
+# ADC Reference Clocks for Slot 1 (DBB)
+set_property PACKAGE_PIN AB5 [get_ports {ADC_CLK_P[2]}]
+set_property PACKAGE_PIN AB4 [get_ports {ADC_CLK_N[2]}]
+set_property PACKAGE_PIN Y5  [get_ports {ADC_CLK_P[3]}]
+set_property PACKAGE_PIN Y4  [get_ports {ADC_CLK_N[3]}]
+
+# ADC Inputs for Slot 0 (DBA)
+# Note: numbering here does NOT match schematic, but it is the right order
+# according to RF BD Connection spec.
+# set_property PACKAGE_PIN AH2 [get_ports {DB0_RX_P[3]}]
+# set_property PACKAGE_PIN AH1 [get_ports {DB0_RX_N[3]}]
+# set_property PACKAGE_PIN AK2 [get_ports {DB0_RX_P[2]}]
+# set_property PACKAGE_PIN AK1 [get_ports {DB0_RX_N[2]}]
+set_property PACKAGE_PIN AM2 [get_ports {DB0_RX_P[1]}]
+set_property PACKAGE_PIN AM1 [get_ports {DB0_RX_N[1]}]
+set_property PACKAGE_PIN AP2 [get_ports {DB0_RX_P[0]}]
+set_property PACKAGE_PIN AP1 [get_ports {DB0_RX_N[0]}]
+
+# ADC Inputs for Slot 1 (DBB)
+# Note: numbering here does NOT match schematic, but it is the right order
+# according to RF BD Connection spec.
+# set_property PACKAGE_PIN Y2  [get_ports {DB1_RX_P[3]}]
+# set_property PACKAGE_PIN Y1  [get_ports {DB1_RX_N[3]}]
+# set_property PACKAGE_PIN AB2 [get_ports {DB1_RX_P[2]}]
+# set_property PACKAGE_PIN AB1 [get_ports {DB1_RX_N[2]}]
+set_property PACKAGE_PIN AD2 [get_ports {DB1_RX_P[1]}]
+set_property PACKAGE_PIN AD1 [get_ports {DB1_RX_N[1]}]
+set_property PACKAGE_PIN AF2 [get_ports {DB1_RX_P[0]}]
+set_property PACKAGE_PIN AF1 [get_ports {DB1_RX_N[0]}]
+
+
+###############################################################################
+# Pin constraints for the DACs
+###############################################################################
+
+# DAC Reference Clock for Slot 0 (DBA)
+set_property PACKAGE_PIN R5  [get_ports {DAC_CLK_P[0]}]
+set_property PACKAGE_PIN R4  [get_ports {DAC_CLK_N[0]}]
+
+# DAC Reference Clock for Slot 1 (DBB)
+set_property PACKAGE_PIN N5  [get_ports {DAC_CLK_P[1]}]
+set_property PACKAGE_PIN N4  [get_ports {DAC_CLK_N[1]}]
+
+# DAC Outputs for Slot 0 (DBA)
+set_property PACKAGE_PIN U2  [get_ports {DB0_TX_P[0]}]
+set_property PACKAGE_PIN U1  [get_ports {DB0_TX_N[0]}]
+set_property PACKAGE_PIN R2  [get_ports {DB0_TX_P[1]}]
+set_property PACKAGE_PIN R1  [get_ports {DB0_TX_N[1]}]
+# set_property PACKAGE_PIN N2  [get_ports {DB0_TX_P[2]}]
+# set_property PACKAGE_PIN N1  [get_ports {DB0_TX_N[2]}]
+# set_property PACKAGE_PIN L2  [get_ports {DB0_TX_P[3]}]
+# set_property PACKAGE_PIN L1  [get_ports {DB0_TX_N[3]}]
+
+# DAC Outputs for Slot 1 (DBB)
+set_property PACKAGE_PIN J2  [get_ports {DB1_TX_P[0]}]
+set_property PACKAGE_PIN J1  [get_ports {DB1_TX_N[0]}]
+set_property PACKAGE_PIN G2  [get_ports {DB1_TX_P[1]}]
+set_property PACKAGE_PIN G1  [get_ports {DB1_TX_N[1]}]
+# set_property PACKAGE_PIN E2  [get_ports {DB1_TX_P[2]}]
+# set_property PACKAGE_PIN E1  [get_ports {DB1_TX_N[2]}]
+# set_property PACKAGE_PIN C2  [get_ports {DB1_TX_P[3]}]
+# set_property PACKAGE_PIN C1  [get_ports {DB1_TX_N[3]}]