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pluto_hdl_adi/projects/ad9081_fmca_ebz/vcu128/system_top.v

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// ***************************************************************************
// ***************************************************************************
// Copyright (C) 2021-2023 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
// freedoms and responsibilities that he or she has by using this source/core.
//
// 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/main/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 #(
parameter TX_JESD_L = 8,
parameter TX_NUM_LINKS = 1,
parameter RX_JESD_L = 8,
parameter RX_NUM_LINKS = 1,
parameter JESD_MODE = "8B10B"
) (
input sys_rst,
input sys_clk_p,
input sys_clk_n,
input uart_sin,
output uart_sout,
output ddr4_act_n,
output [16:0] ddr4_addr,
output [ 1:0] ddr4_ba,
output [ 0:0] ddr4_bg,
output ddr4_ck_p,
output ddr4_ck_n,
output [ 0:0] ddr4_cke,
output [ 1:0] ddr4_cs_n,
inout [ 8:0] ddr4_dm_n,
inout [71:0] ddr4_dq,
inout [ 8:0] ddr4_dqs_p,
inout [ 8:0] ddr4_dqs_n,
output [ 0:0] ddr4_odt,
output ddr4_reset_n,
output mdio_mdc,
inout mdio_mdio,
input phy_clk_p,
input phy_clk_n,
input phy_rx_p,
input phy_rx_n,
output phy_tx_p,
output phy_tx_n,
input phy_dummy_port_in,
inout [7:0] gpio_bd,
inout iic_scl,
inout iic_sda,
input vadj_1v8_pgood,
// FMC HPC IOs
input [1:0] agc0,
input [1:0] agc1,
input [1:0] agc2,
input [1:0] agc3,
input clkin8_n,
input clkin8_p,
input clkin6_n,
input clkin6_p,
input fpga_refclk_in_n,
input fpga_refclk_in_p,
input [RX_JESD_L*RX_NUM_LINKS-1:0] rx_data_n,
input [RX_JESD_L*RX_NUM_LINKS-1:0] rx_data_p,
output [TX_JESD_L*TX_NUM_LINKS-1:0] tx_data_n,
output [TX_JESD_L*TX_NUM_LINKS-1:0] tx_data_p,
input fpga_syncin_0_n,
input fpga_syncin_0_p,
inout fpga_syncin_1_n,
inout fpga_syncin_1_p,
output fpga_syncout_0_n,
output fpga_syncout_0_p,
inout fpga_syncout_1_n,
inout fpga_syncout_1_p,
inout [10:0] gpio,
inout hmc_gpio1,
output hmc_sync,
input [1:0] irqb,
output rstb,
output [1:0] rxen,
output spi0_csb,
input spi0_miso,
output spi0_mosi,
output spi0_sclk,
output spi1_csb,
output spi1_sclk,
inout spi1_sdio,
input sysref2_n,
input sysref2_p,
output [1:0] txen
);
// internal signals
wire [63:0] gpio_i;
wire [63:0] gpio_o;
wire [63:0] gpio_t;
wire [ 7:0] spi_csn;
wire spi_mosi;
wire spi_miso;
wire spi1_miso;
wire ref_clk;
wire sysref;
wire [TX_NUM_LINKS-1:0] tx_syncin;
wire [RX_NUM_LINKS-1:0] rx_syncout;
wire [7:0] tx_data_p_loc;
wire [7:0] tx_data_n_loc;
wire clkin6;
wire clkin8;
wire tx_device_clk;
wire rx_device_clk;
// instantiations
IBUFDS_GTE4 i_ibufds_ref_clk (
.CEB (1'd0),
.I (fpga_refclk_in_p),
.IB (fpga_refclk_in_n),
.O (ref_clk),
.ODIV2 ());
IBUFDS i_ibufds_sysref (
.I (sysref2_p),
.IB (sysref2_n),
.O (sysref));
IBUFDS i_ibufds_device_clk (
.I (clkin6_p),
.IB (clkin6_n),
.O (clkin6));
IBUFDS_GTE4 i_ibufds_rx_device_clk (
.I (clkin8_p),
.IB (clkin8_n),
.CEB(1'b0),
.ODIV2 (clkin8));
IBUFDS i_ibufds_syncin_0 (
.I (fpga_syncin_0_p),
.IB (fpga_syncin_0_n),
.O (tx_syncin[0]));
OBUFDS i_obufds_syncout_0 (
.I (rx_syncout[0]),
.O (fpga_syncout_0_p),
.OB (fpga_syncout_0_n));
BUFG i_tx_device_clk (
.I (clkin6),
.O (tx_device_clk));
BUFG_GT i_rx_device_clk (
.I (clkin8),
.O (rx_device_clk));
// spi
assign spi0_csb = spi_csn[0];
assign spi0_mosi = spi_mosi;
assign spi0_sclk = spi_clk;
assign spi1_csb = spi_csn[1];
assign spi1_sclk = spi_clk;
assign spi_miso = ~spi_csn[0] ? spi0_miso :
~spi_csn[1] ? spi1_miso : 1'b0;
ad_3w_spi #(
.NUM_OF_SLAVES(1)
) i_spi (
.spi_csn (spi_csn[1]),
.spi_clk (spi_clk),
.spi_mosi (spi_mosi),
.spi_miso (spi1_miso),
.spi_sdio (spi1_sdio),
.spi_dir ());
// gpios
ad_iobuf #(
.DATA_WIDTH(12)
) i_iobuf (
.dio_t (gpio_t[43:32]),
.dio_i (gpio_o[43:32]),
.dio_o (gpio_i[43:32]),
.dio_p ({hmc_gpio1, // 43
gpio[10:0]})); // 42-32
assign gpio_i[44] = agc0[0];
assign gpio_i[45] = agc0[1];
assign gpio_i[46] = agc1[0];
assign gpio_i[47] = agc1[1];
assign gpio_i[48] = agc2[0];
assign gpio_i[49] = agc2[1];
assign gpio_i[50] = agc3[0];
assign gpio_i[51] = agc3[1];
assign gpio_i[52] = irqb[0];
assign gpio_i[53] = irqb[1];
assign hmc_sync = gpio_o[54];
assign rstb = gpio_o[55];
assign rxen[0] = gpio_o[56];
assign rxen[1] = gpio_o[57];
assign txen[0] = gpio_o[58];
assign txen[1] = gpio_o[59];
generate
if (TX_NUM_LINKS > 1 & JESD_MODE == "8B10B") begin
assign tx_syncin[1] = fpga_syncin_1_p;
end else begin
ad_iobuf #(
.DATA_WIDTH(2)
) i_syncin_iobuf (
.dio_t (gpio_t[61:60]),
.dio_i (gpio_o[61:60]),
.dio_o (gpio_i[61:60]),
.dio_p ({fpga_syncin_1_n, // 61
fpga_syncin_1_p})); // 60
end
if (RX_NUM_LINKS > 1 & JESD_MODE == "8B10B") begin
assign fpga_syncout_1_p = rx_syncout[1];
assign fpga_syncout_1_n = 0;
end else begin
ad_iobuf #(
.DATA_WIDTH(2)
) i_syncout_iobuf (
.dio_t (gpio_t[63:62]),
.dio_i (gpio_o[63:62]),
.dio_o (gpio_i[63:62]),
.dio_p ({fpga_syncout_1_n, // 63
fpga_syncout_1_p})); // 62
end
endgenerate
ad_iobuf #(
.DATA_WIDTH(8)
) i_iobuf_bd (
.dio_t (gpio_t[7:0]),
.dio_i (gpio_o[7:0]),
.dio_o (gpio_i[7:0]),
.dio_p (gpio_bd));
assign gpio_i[59:54] = gpio_o[59:54];
assign gpio_i[31:8] = gpio_o[31:8];
system_wrapper i_system_wrapper (
.sys_rst (sys_rst),
.sys_clk_clk_n (sys_clk_n),
.sys_clk_clk_p (sys_clk_p),
.ddr4_act_n (ddr4_act_n),
.ddr4_adr (ddr4_addr),
.ddr4_ba (ddr4_ba),
.ddr4_bg (ddr4_bg),
.ddr4_ck_c (ddr4_ck_n),
.ddr4_ck_t (ddr4_ck_p),
.ddr4_cke (ddr4_cke),
.ddr4_cs_n (ddr4_cs_n),
.ddr4_dm_n (ddr4_dm_n),
.ddr4_dq (ddr4_dq),
.ddr4_dqs_c (ddr4_dqs_n),
.ddr4_dqs_t (ddr4_dqs_p),
.ddr4_odt (ddr4_odt),
.ddr4_reset_n (ddr4_reset_n),
.phy_sd (1'b1),
.phy_dummy_port_in (phy_dummy_port_in),
.sgmii_rxn (phy_rx_n),
.sgmii_rxp (phy_rx_p),
.sgmii_txn (phy_tx_n),
.sgmii_txp (phy_tx_p),
.mdio_mdc (mdio_mdc),
.mdio_mdio_io (mdio_mdio),
.sgmii_phyclk_clk_n (phy_clk_n),
.sgmii_phyclk_clk_p (phy_clk_p),
.iic_main_scl_io (iic_scl),
.iic_main_sda_io (iic_sda),
.uart_sin (uart_sin),
.uart_sout (uart_sout),
.spi_clk_i (spi_clk),
.spi_clk_o (spi_clk),
.spi_csn_i (spi_csn),
.spi_csn_o (spi_csn),
.spi_sdi_i (spi_miso),
.spi_sdo_i (spi_mosi),
.spi_sdo_o (spi_mosi),
.gpio0_i (gpio_i[31:0]),
.gpio0_o (gpio_o[31:0]),
.gpio0_t (gpio_t[31:0]),
.gpio1_i (gpio_i[63:32]),
.gpio1_o (gpio_o[63:32]),
.gpio1_t (gpio_t[63:32]),
// FMC HPC
.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_data_4_n (rx_data_n[4]),
.rx_data_4_p (rx_data_p[4]),
.rx_data_5_n (rx_data_n[5]),
.rx_data_5_p (rx_data_p[5]),
.rx_data_6_n (rx_data_n[6]),
.rx_data_6_p (rx_data_p[6]),
.rx_data_7_n (rx_data_n[7]),
.rx_data_7_p (rx_data_p[7]),
.tx_data_0_n (tx_data_n_loc[0]),
.tx_data_0_p (tx_data_p_loc[0]),
.tx_data_1_n (tx_data_n_loc[1]),
.tx_data_1_p (tx_data_p_loc[1]),
.tx_data_2_n (tx_data_n_loc[2]),
.tx_data_2_p (tx_data_p_loc[2]),
.tx_data_3_n (tx_data_n_loc[3]),
.tx_data_3_p (tx_data_p_loc[3]),
.tx_data_4_n (tx_data_n_loc[4]),
.tx_data_4_p (tx_data_p_loc[4]),
.tx_data_5_n (tx_data_n_loc[5]),
.tx_data_5_p (tx_data_p_loc[5]),
.tx_data_6_n (tx_data_n_loc[6]),
.tx_data_6_p (tx_data_p_loc[6]),
.tx_data_7_n (tx_data_n_loc[7]),
.tx_data_7_p (tx_data_p_loc[7]),
.ref_clk_q0 (ref_clk),
.ref_clk_q1 (ref_clk),
.rx_device_clk (rx_device_clk),
.tx_device_clk (tx_device_clk),
.rx_sync_0 (rx_syncout),
.tx_sync_0 (tx_syncin),
.rx_sysref_0 (sysref),
.tx_sysref_0 (sysref));
assign tx_data_p[TX_JESD_L*TX_NUM_LINKS-1:0] = tx_data_p_loc[TX_JESD_L*TX_NUM_LINKS-1:0];
assign tx_data_n[TX_JESD_L*TX_NUM_LINKS-1:0] = tx_data_n_loc[TX_JESD_L*TX_NUM_LINKS-1:0];
endmodule
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