// *************************************************************************** // *************************************************************************** // 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: // // // 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 ( // clock and resets input sys_clk, input fpga_resetn, input hps_ref_clk, // hps-ddr4 (72) input hps_ddr_ref_clk, input hps_ddr_rzq, output [ 16:0] hps_ddr_a, output [ 0:0] hps_ddr_act_n, input [ 0:0] hps_ddr_alert_n, output [ 1:0] hps_ddr_ba, output [ 0:0] hps_ddr_bg, output [ 0:0] hps_ddr_ck, output [ 0:0] hps_ddr_ck_n, output [ 0:0] hps_ddr_cke, output [ 0:0] hps_ddr_odt, output [ 0:0] hps_ddr_par, output [ 0:0] hps_ddr_cs_n, output [ 0:0] hps_ddr_reset_n, inout [ 8:0] hps_ddr_dqs_p, inout [ 8:0] hps_ddr_dqs_n, inout [ 8:0] hps_ddr_dbi_n, inout [ 71:0] hps_ddr_dq, // hps-ethernet input [ 0:0] hps_emac_rx_clk, input [ 0:0] hps_emac_rx_ctl, input [ 3:0] hps_emac_rx, output [ 0:0] hps_emac_tx_clk, output [ 0:0] hps_emac_tx_ctl, output [ 3:0] hps_emac_tx, output [ 0:0] hps_emac_mdc, inout [ 0:0] hps_emac_mdio, // hps-usb input [ 0:0] hps_usb_clk, input [ 0:0] hps_usb_dir, input [ 0:0] hps_usb_nxt, output [ 0:0] hps_usb_stp, inout [ 7:0] hps_usb_data, // hps-uart input [ 0:0] hps_uart_rx, output [ 0:0] hps_uart_tx, // hps-i2c (shared w fmc-a, fmc-b) inout [ 0:0] hps_i2c_sda, inout [ 0:0] hps_i2c_scl, // fpga-gpio motherboard (led/dpsw/button) input [ 3:0] fpga_gpio_dpsw, input [ 3:0] fpga_gpio_btn, output [ 3:0] fpga_gpio_led, // sdmmc-interface output hps_sdmmc_clk, inout hps_sdmmc_cmd, inout [ 3:0] hps_sdmmc_data, // jtag-interface input hps_jtag_tck, input hps_jtag_tms, output hps_jtag_tdo, input hps_jtag_tdi, // hps-OOBE daughter card peripherals inout hps_gpio_eth_irq, inout hps_gpio_usb_oci, inout [ 1:0] hps_gpio_btn, inout [ 2:0] hps_gpio_led, // ad9213_a JESD204B high-speed interface input rx_ref_a_clk0, input rx_ref_a_clk1, input rx_device_clk_0, input [ 15:0] rx_serial_data_a, output rx_sync_a, input rx_sysref_a, // ad9213_b JESD204B high-speed interface input rx_ref_b_clk0, input rx_ref_b_clk1, input [ 15:0] rx_serial_data_b, output rx_sync_b, // configuration interfaces inout ad9213_dual_sdio, output ad9213_dual_sclk, output [ 1:0] ad9213_dual_csn, inout [ 4:0] ad9213_a_gpio, inout [ 4:0] ad9213_b_gpio, output ad9213_a_rst, output ad9213_b_rst, output ltc6952_csn, output ltc6946_csn, output ltc_sclk, output ltc_sdi, input ltc6952_sdo, input ltc6946_sdo, output adf4377_sclk, inout adf4377_sdio, output [ 1:0] adf4377_csn ); // internal signals wire [ 63:0] gpio_i; wire [ 63:0] gpio_o; wire spi_mosi_s; wire spi_miso_s; wire ninit_done_s; wire h2f_reset_s; wire sys_resetn_s; wire ltc_sdo_s; wire adf4377_sdi_s; wire adf4377_sdo_s; wire [511:0] adc_data_0; wire [511:0] adc_data_1; wire [511:0] link_data_0; wire [511:0] link_data_1; wire [1023:0] adc_data; wire adc_enable_0; wire adc_enable_1; wire adc_valid; wire [ 1:0] ltc_csn; wire adc_swap; reg adc_valid_d1; reg [1023:0] adc_data_d1; reg [511:0] adc_data_0_d1; reg [511:0] adc_data_1_d1; reg [511:0] adc_data_0_swap; reg [511:0] adc_data_1_swap; reg adc_swap_d1; reg adc_swap_d2; // motherboard-gpio assign gpio_i[3:0] = fpga_gpio_dpsw; assign gpio_i[7:4] = fpga_gpio_btn; assign gpio_i[31:8] = gpio_o[31:8]; assign fpga_gpio_led = gpio_o[11:8]; // assignments assign adc_swap = gpio_o[34]; assign ad9213_a_rst = gpio_o[32]; assign ad9213_b_rst = gpio_o[33]; assign gpio_i[63:32] = gpio_o[63:32]; assign ltc6952_csn = ltc_csn[0]; assign ltc6946_csn = ltc_csn[1]; // instantiations ad_3w_spi #( .NUM_OF_SLAVES(2) ) i_ad_3w_spi_ad9213_dual ( .spi_csn (ad9213_dual_csn), .spi_clk (ad9213_dual_sclk), .spi_mosi (spi_mosi_s), .spi_miso (spi_miso_s), .spi_sdio (ad9213_dual_sdio), .spi_dir ()); ad_3w_spi #( .NUM_OF_SLAVES(2) ) i_ad_3w_spi_adf4377 ( .spi_csn (adf4377_csn), .spi_clk (adf4377_sclk), .spi_mosi (adf4377_sdi_s), .spi_miso (adf4377_sdo_s), .spi_sdio (adf4377_sdio), .spi_dir ()); // SDO line (MISO) switching for the two ltc assign ltc_sdo_s = (ltc_csn == 2'b10) ? ltc6952_sdo : (ltc_csn == 2'b01) ? ltc6946_sdo : 1'b0; // system reset is a combination of external reset, HPS reset and S10 init // done reset assign sys_resetn_s = fpga_resetn & ~h2f_reset_s & ~ninit_done_s; genvar i; for (i = 0; i < 512; i = i + 16) begin assign adc_data[(2*i)+31:(2*i)] ={adc_data_1_swap[i+15:i],adc_data_0_swap[i+15:i]}; end always @(posedge rx_device_clk_0) begin adc_swap_d1 <= adc_swap; adc_swap_d2 <= adc_swap_d1; if (adc_swap_d2 == 1'b0) begin adc_data_0_swap <= adc_data_0; adc_data_1_swap <= adc_data_1; end else begin adc_data_0_swap <= adc_data_1; adc_data_1_swap <= adc_data_0; end adc_data_0_d1 <= adc_data_0; adc_data_1_d1 <= adc_data_1; case ({adc_enable_1,adc_enable_0}) 2'b01: adc_data_d1 <= {adc_data_0,adc_data_0_d1}; 2'b10: adc_data_d1 <= {adc_data_1,adc_data_1_d1}; 2'b11: adc_data_d1 <= adc_data; default: adc_data_d1 <= adc_data_d1; endcase case ({adc_enable_1,adc_enable_0}) 2'b01: adc_valid_d1 <= ~adc_valid_d1; 2'b10: adc_valid_d1 <= ~adc_valid_d1; 2'b11: adc_valid_d1<= adc_valid; default: adc_valid_d1 <= adc_valid; endcase end system_bd i_system_bd ( .sys_clk_clk ( sys_clk ), .sys_rst_reset_n ( sys_resetn_s ), .h2f_reset_reset ( h2f_reset_s ), .rst_ninit_done_ninit_done ( ninit_done_s ), .sys_gpio_bd_in_port ( gpio_i[31: 0] ), .sys_gpio_bd_out_port ( gpio_o[31: 0] ), .sys_gpio_in_export ( gpio_i[63:32] ), .sys_gpio_out_export ( gpio_o[63:32] ), .sys_hps_io_hps_io_phery_emac0_TX_CLK ( hps_emac_tx_clk ), .sys_hps_io_hps_io_phery_emac0_TXD0 ( hps_emac_tx[0] ), .sys_hps_io_hps_io_phery_emac0_TXD1 ( hps_emac_tx[1] ), .sys_hps_io_hps_io_phery_emac0_TXD2 ( hps_emac_tx[2] ), .sys_hps_io_hps_io_phery_emac0_TXD3 ( hps_emac_tx[3] ), .sys_hps_io_hps_io_phery_emac0_RX_CTL ( hps_emac_rx_ctl ), .sys_hps_io_hps_io_phery_emac0_TX_CTL ( hps_emac_tx_ctl ), .sys_hps_io_hps_io_phery_emac0_RX_CLK ( hps_emac_rx_clk ), .sys_hps_io_hps_io_phery_emac0_RXD0 ( hps_emac_rx[0] ), .sys_hps_io_hps_io_phery_emac0_RXD1 ( hps_emac_rx[1] ), .sys_hps_io_hps_io_phery_emac0_RXD2 ( hps_emac_rx[2] ), .sys_hps_io_hps_io_phery_emac0_RXD3 ( hps_emac_rx[3] ), .sys_hps_io_hps_io_phery_emac0_MDIO ( hps_emac_mdio ), .sys_hps_io_hps_io_phery_emac0_MDC ( hps_emac_mdc ), .sys_hps_io_hps_io_phery_sdmmc_CMD ( hps_sdmmc_cmd ), .sys_hps_io_hps_io_phery_sdmmc_D0 ( hps_sdmmc_data[0]), .sys_hps_io_hps_io_phery_sdmmc_D1 ( hps_sdmmc_data[1]), .sys_hps_io_hps_io_phery_sdmmc_D2 ( hps_sdmmc_data[2]), .sys_hps_io_hps_io_phery_sdmmc_D3 ( hps_sdmmc_data[3]), .sys_hps_io_hps_io_phery_sdmmc_CCLK ( hps_sdmmc_clk ), .sys_hps_io_hps_io_phery_usb0_DATA0 ( hps_usb_data[0] ), .sys_hps_io_hps_io_phery_usb0_DATA1 ( hps_usb_data[1] ), .sys_hps_io_hps_io_phery_usb0_DATA2 ( hps_usb_data[2] ), .sys_hps_io_hps_io_phery_usb0_DATA3 ( hps_usb_data[3] ), .sys_hps_io_hps_io_phery_usb0_DATA4 ( hps_usb_data[4] ), .sys_hps_io_hps_io_phery_usb0_DATA5 ( hps_usb_data[5] ), .sys_hps_io_hps_io_phery_usb0_DATA6 ( hps_usb_data[6] ), .sys_hps_io_hps_io_phery_usb0_DATA7 ( hps_usb_data[7] ), .sys_hps_io_hps_io_phery_usb0_CLK ( hps_usb_clk ), .sys_hps_io_hps_io_phery_usb0_STP ( hps_usb_stp ), .sys_hps_io_hps_io_phery_usb0_DIR ( hps_usb_dir ), .sys_hps_io_hps_io_phery_usb0_NXT ( hps_usb_nxt ), .sys_hps_io_hps_io_phery_uart0_RX ( hps_uart_rx ), .sys_hps_io_hps_io_phery_uart0_TX ( hps_uart_tx ), .sys_hps_io_hps_io_phery_i2c1_SDA ( hps_i2c_sda ), .sys_hps_io_hps_io_phery_i2c1_SCL ( hps_i2c_scl ), .sys_hps_io_hps_io_gpio_gpio1_io0 ( hps_gpio_eth_irq ), .sys_hps_io_hps_io_gpio_gpio1_io1 ( hps_gpio_usb_oci ), .sys_hps_io_hps_io_gpio_gpio1_io4 ( hps_gpio_btn[0] ), .sys_hps_io_hps_io_gpio_gpio1_io5 ( hps_gpio_btn[1] ), .sys_hps_io_hps_io_jtag_tck ( hps_jtag_tck ), .sys_hps_io_hps_io_jtag_tms ( hps_jtag_tms ), .sys_hps_io_hps_io_jtag_tdo ( hps_jtag_tdo ), .sys_hps_io_hps_io_jtag_tdi ( hps_jtag_tdi ), .sys_hps_io_hps_io_hps_ocs_clk ( hps_ref_clk ), .sys_hps_io_hps_io_gpio_gpio1_io19 ( hps_gpio_led[1] ), .sys_hps_io_hps_io_gpio_gpio1_io20 ( hps_gpio_led[0] ), .sys_hps_io_hps_io_gpio_gpio1_io21 ( hps_gpio_led[2] ), .sys_hps_ddr_ref_clk_clk ( hps_ddr_ref_clk ), .sys_hps_ddr_oct_oct_rzqin ( hps_ddr_rzq ), .sys_hps_ddr_mem_ck ( hps_ddr_ck ), .sys_hps_ddr_mem_ck_n ( hps_ddr_ck_n ), .sys_hps_ddr_mem_a ( hps_ddr_a ), .sys_hps_ddr_mem_act_n ( hps_ddr_act_n ), .sys_hps_ddr_mem_ba ( hps_ddr_ba ), .sys_hps_ddr_mem_bg ( hps_ddr_bg ), .sys_hps_ddr_mem_cke ( hps_ddr_cke ), .sys_hps_ddr_mem_cs_n ( hps_ddr_cs_n ), .sys_hps_ddr_mem_odt ( hps_ddr_odt ), .sys_hps_ddr_mem_reset_n ( hps_ddr_reset_n ), .sys_hps_ddr_mem_par ( hps_ddr_par ), .sys_hps_ddr_mem_alert_n ( hps_ddr_alert_n ), .sys_hps_ddr_mem_dqs ( hps_ddr_dqs_p ), .sys_hps_ddr_mem_dqs_n ( hps_ddr_dqs_n ), .sys_hps_ddr_mem_dq ( hps_ddr_dq ), .sys_hps_ddr_mem_dbi_n ( hps_ddr_dbi_n ), // Link to TPL connections .ad9213_rx_0_link_data_data ( link_data_0 ), .ad9213_rx_0_link_data_valid ( link_valid_0 ), .ad9213_rx_1_link_data_data ( link_data_1 ), .ad9213_rx_1_link_data_valid ( link_valid_1 ), .axi_ad9213_dual_tpl_link_data_data ( {link_data_1,link_data_0} ), .axi_ad9213_dual_tpl_link_data_valid ( link_valid_1&link_valid_0 ), .axi_ad9213_dual_tpl_link_data_ready (), // TPL connections to PACK .axi_ad9213_dual_tpl_adc_ch_0_enable ( adc_enable_0 ), .axi_ad9213_dual_tpl_adc_ch_0_valid ( adc_valid ), .axi_ad9213_dual_tpl_adc_ch_0_data ( adc_data_0 ), .axi_ad9213_dual_tpl_adc_ch_1_enable ( adc_enable_1 ), .axi_ad9213_dual_tpl_adc_ch_1_valid (), .axi_ad9213_dual_tpl_adc_ch_1_data ( adc_data_1 ), // PACK to ADC FIFO .ad9213_adcfifo_if_adc_wr_valid ( adc_valid_d1 ), .ad9213_adcfifo_if_adc_wdata_data ( adc_data_d1 ), // SPI interface for the two ad9213 .sys_spi_MISO ( spi_miso_s ), .sys_spi_MOSI ( spi_mosi_s ), .sys_spi_SCLK ( ad9213_dual_sclk ), .sys_spi_SS_n ( ad9213_dual_csn ), // SPI interface for the ltc .ltc_spi_MISO ( ltc_sdo_s ), .ltc_spi_MOSI ( ltc_sdi ), .ltc_spi_SCLK ( ltc_sclk ), .ltc_spi_SS_n ( ltc_csn ), // SPI interface for the ADF4377 .adf4377_spi_MISO ( adf4377_sdo_s ), .adf4377_spi_MOSI ( adf4377_sdi_s ), .adf4377_spi_SCLK ( adf4377_sclk ), .adf4377_spi_SS_n ( adf4377_csn ), // JESD204B high-speed interface .rx_ref_clk_0_clk ( rx_ref_a_clk0 ), .ad9213_rx_0_serial_data_rx_serial_data ( rx_serial_data_a ), .rx_sysref_0_export ( rx_sysref_a ), .rx_sync_0_export ( rx_sync_a ), .rx_ref_clk_1_clk ( rx_ref_b_clk0 ), .ad9213_rx_1_serial_data_rx_serial_data ( rx_serial_data_b ), .rx_sysref_1_export ( rx_sysref_a ), .rx_sync_1_export ( rx_sync_b ), .rx_device_clk_clk ( rx_device_clk_0 ), // ad9213_a|b gpio .ad9213_dual_pio_export ( {ad9213_b_gpio, ad9213_a_gpio} )); endmodule