// *************************************************************************** // *************************************************************************** // Copyright (C) 2014-2023 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: // // // 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 sys_rst, input sys_clk_p, input sys_clk_n, input uart_sin, output uart_sout, output ddr3_reset_n, output [13:0] ddr3_addr, output [ 2:0] ddr3_ba, output ddr3_cas_n, output ddr3_ras_n, output ddr3_we_n, output [ 0:0] ddr3_ck_n, output [ 0:0] ddr3_ck_p, output [ 0:0] ddr3_cke, output [ 0:0] ddr3_cs_n, output [ 7:0] ddr3_dm, inout [63:0] ddr3_dq, inout [ 7:0] ddr3_dqs_n, inout [ 7:0] ddr3_dqs_p, output [ 0:0] ddr3_odt, input sgmii_rxp, input sgmii_rxn, output sgmii_txp, output sgmii_txn, output phy_rstn, input mgt_clk_p, input mgt_clk_n, output mdio_mdc, inout mdio_mdio, output [26:1] linear_flash_addr, output linear_flash_adv_ldn, output linear_flash_ce_n, inout [15:0] linear_flash_dq_io, output linear_flash_oen, output linear_flash_wen, output fan_pwm, inout [ 6:0] gpio_lcd, inout [20:0] gpio_bd, output iic_rstn, inout iic_scl, inout iic_sda, input rx_ref_clk_p, input rx_ref_clk_n, output rx_sysref_p, output rx_sysref_n, output rx_sync_p, output rx_sync_n, input [ 1:0] rx_data_p, input [ 1:0] rx_data_n, inout adc_oen, inout adc_sela, inout adc_selb, inout adc_s0, inout adc_s1, inout adc_resetb, inout adc_agc1, inout adc_agc2, inout adc_agc3, inout adc_agc4, output spi_csn, output spi_clk, output spi_mosi, input spi_miso ); // internal signals wire [63:0] gpio_i; wire [63:0] gpio_o; wire [63:0] gpio_t; wire [ 6:0] spi_csn_open; wire rx_ref_clk; wire rx_sysref; wire rx_sync; wire rx_clk; // default logic assign fan_pwm = 1'b1; assign iic_rstn = 1'b1; assign gpio_i[63:42]= gpio_o[63:42]; assign gpio_i[31:21]= gpio_o[31:21]; // instantiations IBUFDS_GTE2 i_ibufds_rx_ref_clk ( .CEB (1'd0), .I (rx_ref_clk_p), .IB (rx_ref_clk_n), .O (rx_ref_clk), .ODIV2 ()); OBUFDS i_obufds_rx_sysref ( .I (rx_sysref), .O (rx_sysref_p), .OB (rx_sysref_n)); OBUFDS i_obufds_rx_sync ( .I (rx_sync), .O (rx_sync_p), .OB (rx_sync_n)); ad_iobuf #( .DATA_WIDTH(10) ) i_iobuf ( .dio_t (gpio_t[41:32]), .dio_i (gpio_o[41:32]), .dio_o (gpio_i[41:32]), .dio_p ({ adc_oen, adc_sela, adc_selb, adc_s0, adc_s1, adc_resetb, adc_agc1, adc_agc2, adc_agc3, adc_agc4})); ad_iobuf #( .DATA_WIDTH(21) ) i_iobuf_bd ( .dio_t (gpio_t[20:0]), .dio_i (gpio_o[20:0]), .dio_o (gpio_i[20:0]), .dio_p (gpio_bd)); ad_sysref_gen i_sysref ( .core_clk (rx_clk), .sysref_en (gpio_o[48]), .sysref_out (rx_sysref)); system_wrapper i_system_wrapper ( .ddr3_addr (ddr3_addr), .ddr3_ba (ddr3_ba), .ddr3_cas_n (ddr3_cas_n), .ddr3_ck_n (ddr3_ck_n), .ddr3_ck_p (ddr3_ck_p), .ddr3_cke (ddr3_cke), .ddr3_cs_n (ddr3_cs_n), .ddr3_dm (ddr3_dm), .ddr3_dq (ddr3_dq), .ddr3_dqs_n (ddr3_dqs_n), .ddr3_dqs_p (ddr3_dqs_p), .ddr3_odt (ddr3_odt), .ddr3_ras_n (ddr3_ras_n), .ddr3_reset_n (ddr3_reset_n), .ddr3_we_n (ddr3_we_n), .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]), .gpio_lcd_tri_io (gpio_lcd), .iic_main_scl_io (iic_scl), .iic_main_sda_io (iic_sda), .linear_flash_addr (linear_flash_addr), .linear_flash_adv_ldn (linear_flash_adv_ldn), .linear_flash_ce_n (linear_flash_ce_n), .linear_flash_dq_io (linear_flash_dq_io), .linear_flash_oen (linear_flash_oen), .linear_flash_wen (linear_flash_wen), .mdio_mdc (mdio_mdc), .mdio_mdio_io (mdio_mdio), .mgt_clk_clk_n (mgt_clk_n), .mgt_clk_clk_p (mgt_clk_p), .phy_rstn (phy_rstn), .phy_sd (1'b1), .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_ref_clk_0 (rx_ref_clk), .rx_sync_0 (rx_sync), .rx_sysref_0 (rx_sysref), .rx_core_clk (rx_clk), .sgmii_rxn (sgmii_rxn), .sgmii_rxp (sgmii_rxp), .sgmii_txn (sgmii_txn), .sgmii_txp (sgmii_txp), .spi_clk_i (spi_clk), .spi_clk_o (spi_clk), .spi_csn_i ({spi_csn_open, spi_csn}), .spi_csn_o ({spi_csn_open, spi_csn}), .spi_sdi_i (spi_miso), .spi_sdo_i (spi_mosi), .spi_sdo_o (spi_mosi), .sys_clk_n (sys_clk_n), .sys_clk_p (sys_clk_p), .sys_rst (sys_rst), .uart_sin (uart_sin), .uart_sout (uart_sout)); endmodule