// *************************************************************************** // *************************************************************************** // Copyright 2011(c) Analog Devices, Inc. // // All rights reserved. // // Redistribution and use in source and binary forms, with or without modification, // are permitted provided that the following conditions are met: // - Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // - Redistributions in binary form must reproduce the above copyright // notice, this list of conditions and the following disclaimer in // the documentation and/or other materials provided with the // distribution. // - Neither the name of Analog Devices, Inc. nor the names of its // contributors may be used to endorse or promote products derived // from this software without specific prior written permission. // - The use of this software may or may not infringe the patent rights // of one or more patent holders. This license does not release you // from the requirement that you obtain separate licenses from these // patent holders to use this software. // - Use of the software either in source or binary form, must be run // on or directly connected to an Analog Devices Inc. component. // // THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, // INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A // PARTICULAR PURPOSE ARE DISCLAIMED. // // IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, INTELLECTUAL PROPERTY // RIGHTS, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR // BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF // THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // *************************************************************************** // *************************************************************************** `timescale 1ns/100ps module system_top ( // clock and resets sys_clk, sys_resetn, // ddr3 ddr3_clk_p, ddr3_clk_n, ddr3_a, ddr3_ba, ddr3_cke, ddr3_cs_n, ddr3_odt, ddr3_reset_n, ddr3_we_n, ddr3_ras_n, ddr3_cas_n, ddr3_dqs_p, ddr3_dqs_n, ddr3_dq, ddr3_dm, ddr3_rzq, ddr3_ref_clk, // ethernet eth_ref_clk, eth_rxd, eth_txd, eth_mdc, eth_mdio, eth_resetn, eth_intn, // board gpio gpio_bd, // lane interface rx_ref_clk, rx_sysref, rx_sync, rx_data, tx_ref_clk, tx_sysref, tx_sync, tx_data, // gpio trig, adc_fdb, adc_fda, dac_irq, clkd_status, adc_pd, dac_txen, dac_reset, clkd_sync, // spi spi_csn_clk, spi_csn_dac, spi_csn_adc, spi_clk, spi_sdio, spi_dir); // clock and resets input sys_clk; input sys_resetn; // ddr3 output ddr3_clk_p; output ddr3_clk_n; output [ 14:0] ddr3_a; output [ 2:0] ddr3_ba; output ddr3_cke; output ddr3_cs_n; output ddr3_odt; output ddr3_reset_n; output ddr3_we_n; output ddr3_ras_n; output ddr3_cas_n; inout [ 7:0] ddr3_dqs_p; inout [ 7:0] ddr3_dqs_n; inout [ 63:0] ddr3_dq; output [ 7:0] ddr3_dm; input ddr3_rzq; input ddr3_ref_clk; // ethernet input eth_ref_clk; input eth_rxd; output eth_txd; output eth_mdc; inout eth_mdio; output eth_resetn; input eth_intn; // board gpio inout [ 26:0] gpio_bd; // lane interface input rx_ref_clk; input rx_sysref; output rx_sync; input [ 3:0] rx_data; input tx_ref_clk; input tx_sysref; input tx_sync; output [ 3:0] tx_data; // gpio input trig; inout adc_fdb; inout adc_fda; inout dac_irq; inout [ 1:0] clkd_status; inout adc_pd; inout dac_txen; inout dac_reset; inout clkd_sync; // spi output spi_csn_clk; output spi_csn_dac; output spi_csn_adc; output spi_clk; inout spi_sdio; output spi_dir; // internal signals wire eth_mdio_i; wire eth_mdio_o; wire eth_mdio_t; wire [ 63:0] gpio_i; wire [ 63:0] gpio_o; wire spi_miso_s; wire spi_mosi_s; wire [ 7:0] spi_csn_s; // daq2 assign spi_csn_adc = spi_csn_s[2]; assign spi_csn_dac = spi_csn_s[1]; assign spi_csn_clk = spi_csn_s[0]; daq2_spi i_daq2_spi ( .spi_csn (spi_csn_s[2:0]), .spi_clk (spi_clk), .spi_mosi (spi_mosi_s), .spi_miso (spi_miso_s), .spi_sdio (spi_sdio), .spi_dir (spi_dir)); assign gpio_i[63:44] = gpio_o[63:44]; assign gpio_i[43:43] = trig; assign gpio_i[39:39] = gpio_o[39:39]; assign gpio_i[37:37] = gpio_o[37:37]; ad_iobuf #(.DATA_WIDTH(9)) i_iobuf ( .dio_t ({3'h0, 1'h0, 5'h1f}), .dio_i ({gpio_o[42:40], gpio_o[38], gpio_o[36:32]}), .dio_o ({gpio_i[42:40], gpio_i[38], gpio_i[36:32]}), .dio_p ({ adc_pd, // 42 dac_txen, // 41 dac_reset, // 40 clkd_sync, // 38 adc_fdb, // 36 adc_fda, // 35 dac_irq, // 34 clkd_status})); // 32 // board stuff assign eth_resetn = 1'b1; assign eth_mdio_i = eth_mdio; assign eth_mdio = (eth_mdio_t == 1'b1) ? 1'bz : eth_mdio_o; assign ddr3_a[14:12] = 3'd0; assign gpio_i[31:27] = gpio_o[31:27]; ad_iobuf #(.DATA_WIDTH(27)) i_iobuf_bd ( .dio_t ({11'h7ff, 16'h0}), .dio_i (gpio_o[26:0]), .dio_o (gpio_i[26:0]), .dio_p (gpio_bd)); system_bd i_system_bd ( .a10gx_base_sys_ddr3_cntrl_mem_mem_ck (ddr3_clk_p), .a10gx_base_sys_ddr3_cntrl_mem_mem_ck_n (ddr3_clk_n), .a10gx_base_sys_ddr3_cntrl_mem_mem_a (ddr3_a[11:0]), .a10gx_base_sys_ddr3_cntrl_mem_mem_ba (ddr3_ba), .a10gx_base_sys_ddr3_cntrl_mem_mem_cke (ddr3_cke), .a10gx_base_sys_ddr3_cntrl_mem_mem_cs_n (ddr3_cs_n), .a10gx_base_sys_ddr3_cntrl_mem_mem_odt (ddr3_odt), .a10gx_base_sys_ddr3_cntrl_mem_mem_reset_n (ddr3_reset_n), .a10gx_base_sys_ddr3_cntrl_mem_mem_we_n (ddr3_we_n), .a10gx_base_sys_ddr3_cntrl_mem_mem_ras_n (ddr3_ras_n), .a10gx_base_sys_ddr3_cntrl_mem_mem_cas_n (ddr3_cas_n), .a10gx_base_sys_ddr3_cntrl_mem_mem_dqs (ddr3_dqs_p[7:0]), .a10gx_base_sys_ddr3_cntrl_mem_mem_dqs_n (ddr3_dqs_n[7:0]), .a10gx_base_sys_ddr3_cntrl_mem_mem_dq (ddr3_dq[63:0]), .a10gx_base_sys_ddr3_cntrl_mem_mem_dm (ddr3_dm[7:0]), .a10gx_base_sys_ddr3_cntrl_oct_oct_rzqin (ddr3_rzq), .a10gx_base_sys_ddr3_cntrl_pll_ref_clk_clk (ddr3_ref_clk), .a10gx_base_sys_ethernet_mdio_mdc (eth_mdc), .a10gx_base_sys_ethernet_mdio_mdio_in (eth_mdio_i), .a10gx_base_sys_ethernet_mdio_mdio_out (eth_mdio_o), .a10gx_base_sys_ethernet_mdio_mdio_oen (eth_mdio_t), .a10gx_base_sys_ethernet_ref_clk_clk (eth_ref_clk), .a10gx_base_sys_ethernet_sgmii_rxp_0 (eth_rxd), .a10gx_base_sys_ethernet_sgmii_txp_0 (eth_txd), .a10gx_base_sys_gpio_in_port (gpio_i[63:32]), .a10gx_base_sys_gpio_out_port (gpio_o[63:32]), .a10gx_base_sys_gpio_bd_in_port (gpio_i[31:0]), .a10gx_base_sys_gpio_bd_out_port (gpio_o[31:0]), .a10gx_base_sys_spi_MISO (spi_miso_s), .a10gx_base_sys_spi_MOSI (spi_mosi_s), .a10gx_base_sys_spi_SCLK (spi_clk), .a10gx_base_sys_spi_SS_n (spi_csn_s), .daq2_rx_data_rx_d (rx_data), .daq2_rx_ref_clk_clk (rx_ref_clk), .daq2_rx_sync_rx_sync (rx_sync), .daq2_rx_sysref_rx_ext_sysref_in (rx_sysref), .daq2_tx_data_tx_d (tx_data), .daq2_tx_ref_clk_clk (tx_ref_clk), .daq2_tx_sync_tx_sync (tx_sync), .daq2_tx_sysref_tx_ext_sysref_in (tx_sysref), .sys_clk_clk (sys_clk), .sys_reset_reset_n (sys_resetn)); endmodule // *************************************************************************** // ***************************************************************************