167 lines
5.1 KiB
Verilog
167 lines
5.1 KiB
Verilog
// ***************************************************************************
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// ***************************************************************************
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// Copyright 2014 - 2017 (c) Analog Devices, Inc. All rights reserved.
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//
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// In this HDL repository, there are many different and unique modules, consisting
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// of various HDL (Verilog or VHDL) components. The individual modules are
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// developed independently, and may be accompanied by separate and unique license
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// terms.
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//
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// The user should read each of these license terms, and understand the
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// freedoms and responsibilities that he or she has by using this source/core.
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//
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// This core is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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// A PARTICULAR PURPOSE.
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//
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// Redistribution and use of source or resulting binaries, with or without modification
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// of this file, are permitted under one of the following two license terms:
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//
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// 1. The GNU General Public License version 2 as published by the
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// Free Software Foundation, which can be found in the top level directory
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// of this repository (LICENSE_GPL2), and also online at:
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// <https://www.gnu.org/licenses/old-licenses/gpl-2.0.html>
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//
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// OR
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//
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// 2. An ADI specific BSD license, which can be found in the top level directory
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// of this repository (LICENSE_ADIBSD), and also on-line at:
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// https://github.com/analogdevicesinc/hdl/blob/master/LICENSE_ADIBSD
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// This will allow to generate bit files and not release the source code,
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// as long as it attaches to an ADI device.
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//
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// ***************************************************************************
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// ***************************************************************************
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`timescale 1ns/100ps
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module system_top (
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inout [14:0] ddr_addr,
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inout [ 2:0] ddr_ba,
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inout ddr_cas_n,
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inout ddr_ck_n,
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inout ddr_ck_p,
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inout ddr_cke,
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inout ddr_cs_n,
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inout [ 3:0] ddr_dm,
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inout [31:0] ddr_dq,
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inout [ 3:0] ddr_dqs_n,
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inout [ 3:0] ddr_dqs_p,
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inout ddr_odt,
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inout ddr_ras_n,
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inout ddr_reset_n,
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inout ddr_we_n,
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inout fixed_io_ddr_vrn,
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inout fixed_io_ddr_vrp,
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inout [53:0] fixed_io_mio,
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inout fixed_io_ps_clk,
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inout fixed_io_ps_porb,
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inout fixed_io_ps_srstb,
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inout spi_sdo,
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input spi_sdi,
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output [ 1:0] spi_cs,
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output spi_sclk,
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output led_clk_o,
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output gain0_o,
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output gain1_o,
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input otg_vbusoc);
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// internal signals
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wire [34:0] gpio_i;
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wire [34:0] gpio_o;
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wire [34:0] gpio_t;
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wire [23:0] offload_sdi_data;
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wire spi_sdo_o;
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wire spi_sdo_t;
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wire excitation;
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assign gain0_o = gpio_o[32];
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assign gain1_o = gpio_o[33];
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assign gpio_i[34] = spi_sdi; // Interrupt
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assign gpio_i[33:0] = gpio_o[33:0];
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assign led_clk_o = excitation;
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ad_iobuf #(
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.DATA_WIDTH(1)
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) i_sdo_iobuf (
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.dio_t(spi_sdo_t),
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.dio_i(spi_sdo_o),
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.dio_o(),
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.dio_p(spi_sdo)
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);
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system_wrapper i_system_wrapper (
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.ddr_addr (ddr_addr),
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.ddr_ba (ddr_ba),
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.ddr_cas_n (ddr_cas_n),
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.ddr_ck_n (ddr_ck_n),
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.ddr_ck_p (ddr_ck_p),
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.ddr_cke (ddr_cke),
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.ddr_cs_n (ddr_cs_n),
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.ddr_dm (ddr_dm),
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.ddr_dq (ddr_dq),
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.ddr_dqs_n (ddr_dqs_n),
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.ddr_dqs_p (ddr_dqs_p),
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.ddr_odt (ddr_odt),
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.ddr_ras_n (ddr_ras_n),
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.ddr_reset_n (ddr_reset_n),
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.ddr_we_n (ddr_we_n),
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.fixed_io_ddr_vrn (fixed_io_ddr_vrn),
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.fixed_io_ddr_vrp (fixed_io_ddr_vrp),
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.fixed_io_mio (fixed_io_mio),
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.fixed_io_ps_clk (fixed_io_ps_clk),
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.fixed_io_ps_porb (fixed_io_ps_porb),
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.fixed_io_ps_srstb (fixed_io_ps_srstb),
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.gpio_i (gpio_i),
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.gpio_o (gpio_o),
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.gpio_t (gpio_t),
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.ps_intr_00 (1'b0),
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.ps_intr_01 (1'b0),
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.ps_intr_02 (1'b0),
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.ps_intr_03 (1'b0),
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.ps_intr_04 (1'b0),
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.ps_intr_05 (1'b0),
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.ps_intr_06 (1'b0),
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.ps_intr_07 (1'b0),
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.ps_intr_08 (1'b0),
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.ps_intr_09 (1'b0),
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.ps_intr_11 (1'b0),
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.ps_intr_14 (1'b0),
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.ps_intr_15 (1'b0),
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.ps_intr_10 (1'b0),
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.spi0_clk_i (1'b0),
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.spi0_clk_o (),
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.spi0_csn_0_o (),
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.spi0_csn_1_o (),
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.spi0_csn_2_o (),
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.spi0_csn_i (1'b1),
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.spi0_sdi_i (),
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.spi0_sdo_i (1'b0),
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.spi0_sdo_o (),
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.spi1_clk_i (1'b0),
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.spi1_clk_o (),
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.spi1_csn_0_o (),
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.spi1_csn_1_o (),
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.spi1_csn_2_o (),
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.spi1_csn_i (1'b1),
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.spi1_sdi_i (1'b0),
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.spi1_sdo_i (1'b0),
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.spi1_sdo_o (),
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.spi_sdo (spi_sdo_o),
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.spi_sdo_t (spi_sdo_t),
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.spi_sdi (spi_sdi),
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.spi_cs (spi_cs),
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.spi_sclk (spi_sclk),
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.excitation (excitation));
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endmodule
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// ***************************************************************************
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// ***************************************************************************
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