// *************************************************************************** // *************************************************************************** // 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 ( // clock and resets input sys_clk, input sys_resetn, // hps-ddr4 (32) input hps_ddr_ref_clk, output [ 0:0] hps_ddr_clk_p, output [ 0:0] hps_ddr_clk_n, output [ 16:0] hps_ddr_a, output [ 1:0] hps_ddr_ba, output [ 0:0] hps_ddr_bg, output [ 0:0] hps_ddr_cke, output [ 0:0] hps_ddr_cs_n, output [ 0:0] hps_ddr_odt, output [ 0:0] hps_ddr_reset_n, output [ 0:0] hps_ddr_act_n, output [ 0:0] hps_ddr_par, input [ 0:0] hps_ddr_alert_n, inout [ 3:0] hps_ddr_dqs_p, inout [ 3:0] hps_ddr_dqs_n, inout [ 31:0] hps_ddr_dq, inout [ 3:0] hps_ddr_dbi_n, input hps_ddr_rzq, // hps-ethernet input [ 0:0] hps_eth_rxclk, input [ 0:0] hps_eth_rxctl, input [ 3:0] hps_eth_rxd, output [ 0:0] hps_eth_txclk, output [ 0:0] hps_eth_txctl, output [ 3:0] hps_eth_txd, output [ 0:0] hps_eth_mdc, inout [ 0:0] hps_eth_mdio, // hps-sdio output [ 0:0] hps_sdio_clk, inout [ 0:0] hps_sdio_cmd, inout [ 7:0] hps_sdio_d, // 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_d, // 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, // hps-gpio (max-v-u16) inout [ 3:0] hps_gpio, // gpio (max-v-u21) input [ 7:0] gpio_bd_i, output [ 3:0] gpio_bd_o, // mii interfaces output reset_a, output mdc_fmc_a, inout mdio_fmc_a, input [3:0] mii_rxd_a, input mii_rx_er_a, input mii_rx_dv_a, input mii_rx_clk_a, output [3:0] mii_txd_a, output mii_tx_en_a, input mii_tx_clk_a, input link_st_a, input mii_crs_a, input led_0_a, output reset_b, output mdc_fmc_b, inout mdio_fmc_b, input [3:0] mii_rxd_b, input mii_rx_er_b, input mii_rx_dv_b, input mii_rx_clk_b, output [3:0] mii_txd_b, output mii_tx_en_b, input mii_tx_clk_b, input link_st_b, input mii_crs_b, input led_0_b, // LEDs output led_ar_c_c2m, output led_ar_a_c2m, output led_al_c_c2m, output led_al_a_c2m, output led_br_c_c2m, output led_br_a_c2m, output led_bl_c_c2m, output led_bl_a_c2m ); // internal signals wire sys_ddr_cal_success; wire sys_ddr_cal_fail; wire sys_hps_resetn; wire sys_resetn_s; wire [ 63:0] gpio_i; wire [ 63:0] gpio_o; wire hps_emac_mdi_i_a; wire hps_emac_mdo_o_a; wire hps_emac_mdo_o_e_a; wire hps_emac_mdi_i_b; wire hps_emac_mdo_o_b; wire hps_emac_mdo_o_e_b; wire [ 3:0] mii_txd_extra_a; wire [ 3:0] mii_txd_extra_b; wire [ 1:0] mac_speed_0; wire [ 1:0] mac_speed_1; // assignments // port a - right led (activity/status) assign led_ar_c_c2m = led_0_a; assign led_ar_a_c2m = 1'b0; // port a - left led (speed mode): 10M=off, 100M=yellow assign led_al_c_c2m = mac_speed_0[0]; assign led_al_a_c2m = mac_speed_0[1]; // port b - right led (activity/status) assign led_br_c_c2m = led_0_b; assign led_br_a_c2m = 1'b0; // port a - left led (speed mode): 10M=off, 100M=yellow assign led_bl_c_c2m = mac_speed_1[1]; assign led_bl_a_c2m = mac_speed_1[0]; assign gpio_i[63:36] = gpio_o[63:36]; assign gpio_i[35] = link_st_a; assign gpio_i[34] = link_st_b; assign gpio_i[33] = mii_crs_a; assign gpio_i[32] = mii_crs_b; // board stuff (max-v-u21) assign gpio_i[31:12] = gpio_o[31:12]; assign gpio_i[ 3: 0] = gpio_o[ 3: 0]; assign gpio_i[11: 4] = gpio_bd_i; assign gpio_bd_o = gpio_o[3:0]; ALT_IOBUF md_iobuf_a ( .i(hps_emac_mdo_o_a), .oe(hps_emac_mdo_o_e_a), .o(hps_emac_mdi_i_a), .io(mdio_fmc_a)); ALT_IOBUF md_iobuf_b ( .i(hps_emac_mdo_o_b), .oe(hps_emac_mdo_o_e_b), .o(hps_emac_mdi_i_b), .io(mdio_fmc_b)); // peripheral reset assign sys_resetn_s = sys_resetn & sys_hps_resetn; assign reset_a = ~sys_resetn_s; assign reset_b = ~sys_resetn_s; // instantiations system_bd i_system_bd ( .sys_clk_clk (sys_clk), .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]), .pr_rom_data_nc_rom_data('h0), .sys_hps_ddr_mem_ck (hps_ddr_clk_p), .sys_hps_ddr_mem_ck_n (hps_ddr_clk_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), .sys_hps_ddr_oct_oct_rzqin (hps_ddr_rzq), .sys_hps_ddr_ref_clk_clk (hps_ddr_ref_clk), .sys_hps_ddr_rstn_reset_n (sys_resetn), .sys_hps_io_hps_io_phery_emac0_TX_CLK (hps_eth_txclk), .sys_hps_io_hps_io_phery_emac0_TXD0 (hps_eth_txd[0]), .sys_hps_io_hps_io_phery_emac0_TXD1 (hps_eth_txd[1]), .sys_hps_io_hps_io_phery_emac0_TXD2 (hps_eth_txd[2]), .sys_hps_io_hps_io_phery_emac0_TXD3 (hps_eth_txd[3]), .sys_hps_io_hps_io_phery_emac0_RX_CTL (hps_eth_rxctl), .sys_hps_io_hps_io_phery_emac0_TX_CTL (hps_eth_txctl), .sys_hps_io_hps_io_phery_emac0_RX_CLK (hps_eth_rxclk), .sys_hps_io_hps_io_phery_emac0_RXD0 (hps_eth_rxd[0]), .sys_hps_io_hps_io_phery_emac0_RXD1 (hps_eth_rxd[1]), .sys_hps_io_hps_io_phery_emac0_RXD2 (hps_eth_rxd[2]), .sys_hps_io_hps_io_phery_emac0_RXD3 (hps_eth_rxd[3]), .sys_hps_io_hps_io_phery_emac0_MDIO (hps_eth_mdio), .sys_hps_io_hps_io_phery_emac0_MDC (hps_eth_mdc), .sys_hps_io_hps_io_phery_sdmmc_CMD (hps_sdio_cmd), .sys_hps_io_hps_io_phery_sdmmc_D0 (hps_sdio_d[0]), .sys_hps_io_hps_io_phery_sdmmc_D1 (hps_sdio_d[1]), .sys_hps_io_hps_io_phery_sdmmc_D2 (hps_sdio_d[2]), .sys_hps_io_hps_io_phery_sdmmc_D3 (hps_sdio_d[3]), .sys_hps_io_hps_io_phery_sdmmc_D4 (hps_sdio_d[4]), .sys_hps_io_hps_io_phery_sdmmc_D5 (hps_sdio_d[5]), .sys_hps_io_hps_io_phery_sdmmc_D6 (hps_sdio_d[6]), .sys_hps_io_hps_io_phery_sdmmc_D7 (hps_sdio_d[7]), .sys_hps_io_hps_io_phery_sdmmc_CCLK (hps_sdio_clk), .sys_hps_io_hps_io_phery_usb0_DATA0 (hps_usb_d[0]), .sys_hps_io_hps_io_phery_usb0_DATA1 (hps_usb_d[1]), .sys_hps_io_hps_io_phery_usb0_DATA2 (hps_usb_d[2]), .sys_hps_io_hps_io_phery_usb0_DATA3 (hps_usb_d[3]), .sys_hps_io_hps_io_phery_usb0_DATA4 (hps_usb_d[4]), .sys_hps_io_hps_io_phery_usb0_DATA5 (hps_usb_d[5]), .sys_hps_io_hps_io_phery_usb0_DATA6 (hps_usb_d[6]), .sys_hps_io_hps_io_phery_usb0_DATA7 (hps_usb_d[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_uart1_RX (hps_uart_rx), .sys_hps_io_hps_io_phery_uart1_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_io5 (hps_gpio[0]), .sys_hps_io_hps_io_gpio_gpio1_io14 (hps_gpio[1]), .sys_hps_io_hps_io_gpio_gpio1_io16 (hps_gpio[2]), .sys_hps_io_hps_io_gpio_gpio1_io17 (hps_gpio[3]), .sys_hps_out_rstn_reset_n (sys_hps_resetn), .sys_hps_rstn_reset_n (sys_resetn), .sys_rstn_reset_n (sys_resetn_s), .sys_hps_emac1_phy_mac_speed_o (mac_speed_0), .sys_hps_emac1_phy_txd_o ({mii_txd_extra_a,mii_txd_a}), .sys_hps_emac1_phy_txen_o (mii_tx_en_a), .sys_hps_emac1_phy_txer_o (), .sys_hps_emac1_phy_rxdv_i (mii_rx_dv_a), .sys_hps_emac1_phy_rxer_i (mii_rx_er_a), .sys_hps_emac1_phy_rxd_i ({4'h0,mii_rxd_a}), .sys_hps_emac1_phy_col_i (led_0_a), .sys_hps_emac1_phy_crs_i (mii_crs_a), .sys_hps_emac1_gmii_mdo_o (hps_emac_mdo_o_a), .sys_hps_emac1_gmii_mdo_o_e (hps_emac_mdo_o_e_a), .sys_hps_emac1_gmii_mdi_i (hps_emac_mdi_i_a), .sys_hps_emac1_md_clk_clk (mdc_fmc_a), .sys_hps_emac1_rx_clk_in_clk (mii_rx_clk_a), .sys_hps_emac1_tx_clk_in_clk (mii_tx_clk_a), .sys_hps_emac2_phy_mac_speed_o (mac_speed_1), .sys_hps_emac2_phy_txd_o ({mii_txd_extra_b,mii_txd_b}), .sys_hps_emac2_phy_txen_o (mii_tx_en_b), .sys_hps_emac2_phy_txer_o (), .sys_hps_emac2_phy_rxdv_i (mii_rx_dv_b), .sys_hps_emac2_phy_rxer_i (mii_rx_er_b), .sys_hps_emac2_phy_rxd_i ({4'h0,mii_rxd_b}), .sys_hps_emac2_phy_col_i (led_0_b), .sys_hps_emac2_phy_crs_i (mii_crs_b), .sys_hps_emac2_gmii_mdo_o (hps_emac_mdo_o_b), .sys_hps_emac2_gmii_mdo_o_e (hps_emac_mdo_o_e_b), .sys_hps_emac2_gmii_mdi_i (hps_emac_mdi_i_b), .sys_hps_emac2_md_clk_clk (mdc_fmc_b), .sys_hps_emac2_rx_clk_in_clk (mii_rx_clk_b), .sys_hps_emac2_tx_clk_in_clk (mii_tx_clk_b)); endmodule