pluto_hdl_adi/projects/daq3/zcu102/system_top.v

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// ***************************************************************************
// ***************************************************************************
// Copyright 2014 - 2017 (c) Analog Devices, Inc. All rights reserved.
//
// In this HDL repository, there are many different and unique modules, consisting
// of various HDL (Verilog or VHDL) components. The individual modules are
// developed independently, and may be accompanied by separate and unique license
// terms.
//
// The user should read each of these license terms, and understand the
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// freedoms and responsibilities that he or she has by using this source/core.
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//
// This core is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
// A PARTICULAR PURPOSE.
//
// Redistribution and use of source or resulting binaries, with or without modification
// of this file, are permitted under one of the following two license terms:
//
// 1. The GNU General Public License version 2 as published by the
// Free Software Foundation, which can be found in the top level directory
// of this repository (LICENSE_GPL2), and also online at:
// <https://www.gnu.org/licenses/old-licenses/gpl-2.0.html>
//
// OR
//
// 2. An ADI specific BSD license, which can be found in the top level directory
// of this repository (LICENSE_ADIBSD), and also on-line at:
// https://github.com/analogdevicesinc/hdl/blob/master/LICENSE_ADIBSD
// This will allow to generate bit files and not release the source code,
// as long as it attaches to an ADI device.
//
// ***************************************************************************
// ***************************************************************************
`timescale 1ns/100ps
module system_top (
input [12:0] gpio_bd_i,
output [ 7:0] gpio_bd_o,
input rx_ref_clk_p,
input rx_ref_clk_n,
input rx_sysref_p,
input rx_sysref_n,
output rx_sync_p,
output rx_sync_n,
input [ 3:0] rx_data_p,
input [ 3:0] rx_data_n,
input tx_ref_clk_p,
input tx_ref_clk_n,
input tx_sysref_p,
input tx_sysref_n,
input tx_sync_p,
input tx_sync_n,
output [ 3:0] tx_data_p,
output [ 3:0] tx_data_n,
input trig_p,
input trig_n,
inout adc_fdb,
inout adc_fda,
inout dac_irq,
inout [ 1:0] clkd_status,
inout adc_pd,
inout dac_txen,
output sysref_p,
output sysref_n,
output spi_csn_clk,
output spi_csn_dac,
output spi_csn_adc,
output spi_clk,
inout spi_sdio,
output spi_dir);
// internal signals
wire [94:0] gpio_i;
wire [94:0] gpio_o;
wire [94:0] gpio_t;
wire [20:0] gpio_bd;
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wire [ 2:0] spi_csn;
wire spi_mosi;
wire spi_miso;
wire trig;
wire rx_ref_clk;
wire rx_sysref;
wire rx_sync;
wire tx_ref_clk;
wire tx_sysref;
wire tx_sync;
// spi
assign spi_csn_adc = spi_csn[2];
assign spi_csn_dac = spi_csn[1];
assign spi_csn_clk = spi_csn[0];
// instantiations
IBUFDS_GTE4 i_ibufds_rx_ref_clk (
.CEB (1'd0),
.I (rx_ref_clk_p),
.IB (rx_ref_clk_n),
.O (rx_ref_clk),
.ODIV2 ());
IBUFDS i_ibufds_rx_sysref (
.I (rx_sysref_p),
.IB (rx_sysref_n),
.O (rx_sysref));
OBUFDS i_obufds_rx_sync (
.I (rx_sync),
.O (rx_sync_p),
.OB (rx_sync_n));
IBUFDS_GTE4 i_ibufds_tx_ref_clk (
.CEB (1'd0),
.I (tx_ref_clk_p),
.IB (tx_ref_clk_n),
.O (tx_ref_clk),
.ODIV2 ());
IBUFDS i_ibufds_tx_sysref (
.I (tx_sysref_p),
.IB (tx_sysref_n),
.O (tx_sysref));
IBUFDS i_ibufds_tx_sync (
.I (tx_sync_p),
.IB (tx_sync_n),
.O (tx_sync));
daq3_spi i_spi (
.spi_csn (spi_csn),
.spi_clk (spi_clk),
.spi_mosi (spi_mosi),
.spi_miso (spi_miso),
.spi_sdio (spi_sdio),
.spi_dir (spi_dir));
OBUFDS i_obufds_sysref (
.I (gpio_o[40]),
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.O (sysref_p),
.OB (sysref_n));
IBUFDS i_ibufds_trig (
.I (trig_p),
.IB (trig_n),
.O (trig));
assign gpio_i[94:40] = gpio_o[94:40];
assign gpio_i[39] = trig;
ad_iobuf #(.DATA_WIDTH(7)) i_iobuf (
.dio_t (gpio_t[38:32]),
.dio_i (gpio_o[38:32]),
.dio_o (gpio_i[38:32]),
.dio_p ({ adc_pd, // 38
dac_txen, // 37
adc_fdb, // 36
adc_fda, // 35
dac_irq, // 34
clkd_status})); // 32
assign gpio_i[31:21] = gpio_o[31:21];
assign gpio_bd_i = gpio_bd[20:8];
assign gpio_bd_o = gpio_bd[ 7:0];
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system_wrapper i_system_wrapper (
.gpio_i (gpio_i),
.gpio_o (gpio_o),
.gpio_t (gpio_t),
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.rx_data_0_n (rx_data_n[0]),
.rx_data_0_p (rx_data_p[0]),
.rx_data_1_n (rx_data_n[1]),
.rx_data_1_p (rx_data_p[1]),
.rx_data_2_n (rx_data_n[2]),
.rx_data_2_p (rx_data_p[2]),
.rx_data_3_n (rx_data_n[3]),
.rx_data_3_p (rx_data_p[3]),
.rx_ref_clk_0 (rx_ref_clk),
.rx_sync_0 (rx_sync),
.rx_sysref_0 (rx_sysref),
.spi0_csn (spi_csn),
.spi0_miso (spi_miso),
.spi0_mosi (spi_mosi),
.spi0_sclk (spi_clk),
.spi1_csn (),
.spi1_miso (1'd0),
.spi1_mosi (),
.spi1_sclk (),
.dac_fifo_bypass(gpio_o[41]),
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.tx_data_0_n (tx_data_n[0]),
.tx_data_0_p (tx_data_p[0]),
.tx_data_1_n (tx_data_n[1]),
.tx_data_1_p (tx_data_p[1]),
.tx_data_2_n (tx_data_n[2]),
.tx_data_2_p (tx_data_p[2]),
.tx_data_3_n (tx_data_n[3]),
.tx_data_3_p (tx_data_p[3]),
.tx_ref_clk_0 (tx_ref_clk),
.tx_sync_0 (tx_sync),
.tx_sysref_0 (tx_sysref));
endmodule
// ***************************************************************************
// ***************************************************************************