238 lines
6.9 KiB
Verilog
238 lines
6.9 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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// Each core or library found in this collection may have its own licensing terms.
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// The user should keep this in in mind while exploring these cores.
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//
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// Redistribution and use in source and binary forms,
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// with or without modification of this file, are permitted under the terms of either
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// (at the option of the user):
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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, or at:
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// https://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html
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//
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// OR
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//
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// 2. An ADI specific BSD license as noted in the top level directory, or on-line at:
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// https://github.com/analogdevicesinc/hdl/blob/dev/LICENSE
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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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input sys_rst,
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input sys_clk_p,
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input sys_clk_n,
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input uart_sin,
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output uart_sout,
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output ddr3_reset_n,
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output [13:0] ddr3_addr,
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output [ 2:0] ddr3_ba,
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output ddr3_cas_n,
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output ddr3_ras_n,
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output ddr3_we_n,
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output [ 0:0] ddr3_ck_n,
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output [ 0:0] ddr3_ck_p,
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output [ 0:0] ddr3_cke,
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output [ 0:0] ddr3_cs_n,
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output [ 7:0] ddr3_dm,
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inout [63:0] ddr3_dq,
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inout [ 7:0] ddr3_dqs_n,
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inout [ 7:0] ddr3_dqs_p,
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output [ 0:0] ddr3_odt,
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input sgmii_rxp,
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input sgmii_rxn,
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output sgmii_txp,
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output sgmii_txn,
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output phy_rstn,
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input mgt_clk_p,
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input mgt_clk_n,
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output mdio_mdc,
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inout mdio_mdio,
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output [26:1] linear_flash_addr,
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output linear_flash_adv_ldn,
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output linear_flash_ce_n,
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inout [15:0] linear_flash_dq_io,
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output linear_flash_oen,
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output linear_flash_wen,
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output fan_pwm,
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inout [ 6:0] gpio_lcd,
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inout [20:0] gpio_bd,
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output iic_rstn,
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inout iic_scl,
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inout iic_sda,
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input rx_ref_clk_p,
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input rx_ref_clk_n,
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output rx_sysref_p,
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output rx_sysref_n,
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output rx_sync_p,
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output rx_sync_n,
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input [ 1:0] rx_data_p,
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input [ 1:0] rx_data_n,
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inout adc_oen,
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inout adc_sela,
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inout adc_selb,
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inout adc_s0,
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inout adc_s1,
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inout adc_resetb,
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inout adc_agc1,
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inout adc_agc2,
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inout adc_agc3,
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inout adc_agc4,
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output spi_csn,
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output spi_clk,
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output spi_mosi,
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input spi_miso);
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// internal signals
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wire [63:0] gpio_i;
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wire [63:0] gpio_o;
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wire [63:0] gpio_t;
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wire [ 6:0] spi_csn_open;
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wire spi_mosi;
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wire spi_miso;
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wire rx_ref_clk;
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wire rx_sysref;
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wire rx_sync;
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wire rx_clk;
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// default logic
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assign fan_pwm = 1'b1;
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assign iic_rstn = 1'b1;
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// instantiations
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IBUFDS_GTE2 i_ibufds_rx_ref_clk (
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.CEB (1'd0),
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.I (rx_ref_clk_p),
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.IB (rx_ref_clk_n),
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.O (rx_ref_clk),
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.ODIV2 ());
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OBUFDS i_obufds_rx_sysref (
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.I (rx_sysref),
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.O (rx_sysref_p),
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.OB (rx_sysref_n));
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OBUFDS i_obufds_rx_sync (
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.I (rx_sync),
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.O (rx_sync_p),
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.OB (rx_sync_n));
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ad_iobuf #(.DATA_WIDTH(10)) i_iobuf (
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.dio_t (gpio_t[41:32]),
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.dio_i (gpio_o[41:32]),
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.dio_o (gpio_i[41:32]),
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.dio_p ({ adc_oen,
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adc_sela,
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adc_selb,
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adc_s0,
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adc_s1,
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adc_resetb,
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adc_agc1,
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adc_agc2,
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adc_agc3,
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adc_agc4}));
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ad_iobuf #(.DATA_WIDTH(21)) i_iobuf_bd (
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.dio_t (gpio_t[20:0]),
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.dio_i (gpio_o[20:0]),
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.dio_o (gpio_i[20:0]),
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.dio_p (gpio_bd));
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ad_sysref_gen i_sysref (
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.core_clk (rx_clk),
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.sysref_en (gpio_o[48]),
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.sysref_out (rx_sysref));
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system_wrapper i_system_wrapper (
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.ddr3_addr (ddr3_addr),
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.ddr3_ba (ddr3_ba),
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.ddr3_cas_n (ddr3_cas_n),
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.ddr3_ck_n (ddr3_ck_n),
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.ddr3_ck_p (ddr3_ck_p),
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.ddr3_cke (ddr3_cke),
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.ddr3_cs_n (ddr3_cs_n),
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.ddr3_dm (ddr3_dm),
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.ddr3_dq (ddr3_dq),
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.ddr3_dqs_n (ddr3_dqs_n),
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.ddr3_dqs_p (ddr3_dqs_p),
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.ddr3_odt (ddr3_odt),
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.ddr3_ras_n (ddr3_ras_n),
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.ddr3_reset_n (ddr3_reset_n),
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.ddr3_we_n (ddr3_we_n),
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.gpio0_i (gpio_i[31:0]),
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.gpio0_o (gpio_o[31:0]),
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.gpio0_t (gpio_t[31:0]),
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.gpio1_i (gpio_i[63:32]),
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.gpio1_o (gpio_o[63:32]),
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.gpio1_t (gpio_t[63:32]),
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.gpio_lcd_tri_io (gpio_lcd),
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.iic_main_scl_io (iic_scl),
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.iic_main_sda_io (iic_sda),
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.linear_flash_addr (linear_flash_addr),
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.linear_flash_adv_ldn (linear_flash_adv_ldn),
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.linear_flash_ce_n (linear_flash_ce_n),
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.linear_flash_dq_io (linear_flash_dq_io),
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.linear_flash_oen (linear_flash_oen),
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.linear_flash_wen (linear_flash_wen),
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.mb_intr_06 (1'b0),
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.mb_intr_07 (1'b0),
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.mb_intr_08 (1'b0),
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.mb_intr_12 (1'b0),
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.mb_intr_14 (1'b0),
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.mb_intr_15 (1'b0),
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.mdio_mdc (mdio_mdc),
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.mdio_mdio_io (mdio_mdio),
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.mgt_clk_clk_n (mgt_clk_n),
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.mgt_clk_clk_p (mgt_clk_p),
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.phy_rstn (phy_rstn),
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.phy_sd (1'b1),
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.rx_data_0_n (rx_data_n[0]),
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.rx_data_0_p (rx_data_p[0]),
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.rx_data_1_n (rx_data_n[1]),
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.rx_data_1_p (rx_data_p[1]),
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.rx_ref_clk_0 (rx_ref_clk),
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.rx_sync_0 (rx_sync),
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.rx_sysref_0 (rx_sysref),
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.rx_core_clk (rx_clk),
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.sgmii_rxn (sgmii_rxn),
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.sgmii_rxp (sgmii_rxp),
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.sgmii_txn (sgmii_txn),
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.sgmii_txp (sgmii_txp),
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.spi_clk_i (spi_clk),
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.spi_clk_o (spi_clk),
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.spi_csn_i ({spi_csn_open, spi_csn}),
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.spi_csn_o ({spi_csn_open, spi_csn}),
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.spi_sdi_i (spi_miso),
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.spi_sdo_i (spi_mosi),
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.spi_sdo_o (spi_mosi),
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.sys_clk_n (sys_clk_n),
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.sys_clk_p (sys_clk_p),
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.sys_rst (sys_rst),
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.uart_sin (uart_sin),
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.uart_sout (uart_sout));
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endmodule
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// ***************************************************************************
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// ***************************************************************************
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